Steel Grating Catalogue 2010 Spreads

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STEEL GRATING CONTENT

Pg. 3 Our Vision

Pg. 3 Our Mission

Pg. 4 Company Profile

Pg. 5 Applications

Productcoding Sheetsizes Finishes Applications SteelGratingspacingtablePg. 8 SteelGratingSeries1 Series1loadcharts Draincoversforheavytraffic Recommendedvehicle loadingchartsPg.14SteelGratingSeries2 Series2loadcharts

Pg.19 SteelGratingSeries3Pg.21 StairTreadsPg.23 StairNosing&Anti-slipFlooringPg.25 Stanchions Horizontalclosurebends Angleclosurebends Baseplates Kick-platemountingbrackets Railbends SlipjointsPg. 30 FRPGrating Corrosionandchemical resistance

SlipresistancePg. 34FixingClipsPg. 34Terminology

OUR MISSION

SteelGratingLimitedisateamofcommitted,positiveandsuccessfulpeoplewhoarealwaysstrivingtobebalanced,integralandhonest.Weworkwiththosewithinour12pointsofculturetomakesurethateveryonewhodealswiththeSteelGratingteam,willbenefitgreatlybyachievingthegoalstheywanttoachieve.

Wewillalwaysworkwiththosewhobelievetheyareincompetitiontous.Wewilleducateourselves,andourclientstoensurethebestpossibleproductsaresuppliedtocarryouttherequiredjob.

Ourproductsandservicewillbeofthehighestquality,valueformoneyandthelatestoptionsavailable.

SteelGratingLimitedclientswhethertheyaresmall,mediumorlargeinsizewillshareadesiretohaveushelptheminachievingtheirdeliverygoal.SteelGratingLimitedcommitstothisrelationshipseriouslyinreturnforourclientscommittingtous.

Wemeanwhatwesay;Wedeliveraqualityproductwhenwesaywewill allelseissecondary.

OUR VISION

ThevisionwesupportisWeexistonlytoprovidevaluetoourcustomers-tomaketheirliveseasybyreliablefastdeliveryandtotherequiredspecifications,allelseissecondary.

SteelGrating.3MountviewPlace,Christchurch,NewZealand.Email:[email protected]:www.steelgrating.co.nz3

STEEL GRATING COMPANY PROFILE

WelcometoSteelGratingLimited,wherewemanufacturestrong,safe,low-maintenancesteelgratingandaccessoriesforawiderangeofindustrialuses.

SteelGratingLimitedistheonlygratingmanufacturerintheSouthIsland.FromourChristchurchheadquarterswemanufactureandfitavarietyofeconomicalandpracticalproductsforcommercialbuildings,theautomotiveandassemblyindustries,factories,oilinstallations,generatingplantsandfoodprocessing.Infact,SteelGratingLimitedsproductscanbeutilisedanywherethateaseofmovementandsafetyisrequiredforstaffandmerchandise.

Becauseofourrobustdesignandspanningabilitiesoursteelgratingisextremelystrongandsafeforthesupportofstructuressuchasmezzaninefloorsandelevatedwalkways.Steelgratinghasmanyusesinthefreezingindustriesashygienicflooringforlivestockpensandsheds,andforsmallapplicationssuchasdraincovers.Thegratinghas80%openareawhichmakesforquickandeasywash-downsandfastnaturaldrying.

BuildingtopublishedAustralianstandards,SteelGratingLimitedalsooffersfibreglassgratinginadditiontooursteelandaluminiumgratingsystemsandaccessories.

SteelGratingLimitedhasbeenownedandoperatedbyRichard(Rick)MontagusinceJanuary1997.AtSteelGratingLimitedwearededicatedtoensuringthejobiscompletedontimeandtoyoursatisfaction.Eachjobcanbecustomdesignedtofityourrequirements.

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STEEL GRATING PRODUCT CODINGExample:25x5/1=255/1LoadbardepthLoadbarthicknessLoadbarpitchingSeries1=30mmcentresSeries2=40mmcentresSeries3=60mmcentres Themostcommonsizebarthicknessrangefrom20mmupto65mm.

Ifalargersizeisrequiredpleasecontactus. SteelGratingLimitedprovidesbothplainandserratedstylesofaluminium

andmildsteelgrates.Plaingratingisusedinmostapplications,butwealsoprovideaserratedtopgrating(wherenotchesaretakenoutofthetopoftheflatbarstoaidtractioninslipperyconditions).

STEEL GRATING STANDARD SHEET SIZESOurgratingismanufacturedtothefollowingsizes.Fromthiswecancuttoanysizetosuityourrequirements.Mildsteel-5800mm(loadbar)x1000mmAluminium-5000mm(loadbar)x1000mmF.R.P1220mmx3660mmSomeF.R.PSheetsareavailablein1220mmx2440mm

STEEL GRATING FINISHES SteelGratingLimitedproductscancomeinavarietyoffinishes: MildSteel-Black(untreated)orgalvanized Aluminium-Mill,anodizedorpowdercoated F.R.P-Isophthalicpolyester.(Thisisstandardbutmanyotheroptionsareavailableuponrequest).

STEEL GRATING LOAD BAR DIRECTION Itisimportanttocheckthedirectionoftheloadbarswhenorderingsteelgrating.

Diagramtotherightshowstherightandwrongwayoftheloadbardirection.

Theleftdiagramshowsthecorrectwaytoordersteelgrating.Theloadbartakestheweightontopofthesupport.Thediagramontherightshowstheincorrectwaytoordersteelgrating.Herethecrossbarsaretakingtheweightoftheloadandthepanelwillcollapseunderpressureduetothelackofsupportundertheloadbars.Theloadbarmustsimplybesupportedatitsoutermostedges.

STEEL GRATING AVAILABILITY Atsteelgratingitisimportantforustogetthejobcompletedwithinyourrequiredtimeline.Sometimesdeadlinescanbetightandwhenrequestedwecangotheextradistancetoensure youdeliverthejobontime.

STEEL GRATING SPACING TABLEPLEASENOTE:Spacesarefor5mmthickbars.For3mmbarsminus2mmofeachspacing. Example-4barsseries1for3mm=93mm.

Thistableshowsthespacingbetweentheloadbarsforeachofthethreegratingseriesweprovide.Whenordering,pleasekeepthesespacingsinmindsowecancutthegratingtothenearestloadbarthismakesthefinalproductlookaestheticallypleasing.

Numberofbars: SERIES1:30mmPitch,Bars5mm

SERIES2:40mmPitch,Bars5mm

SERIES3:60mmPitch,5mmBars

2 35 45 65

3 65 85 125

4 95 125 185

5 125 165 245

6 155 205 305

7 185 245 365

8 215 285 425

9 245 325 485

10 275 365 545

11 305 405 605

12 335 445 665

13 365 485 725

14 395 525 785

15 425 565 845

16 455 605 905

17 485 645 965

18 515 685

19 545 725

20 575 765

21 605 805

22 635 845

23 665 885

24 695 925

25 725 965

26 755 1005

27 785

28 815

29 845

30 875

31 905

32 935

33 965

34 995

STEEL GRATING APPLICATIONSSteelgratingcanbeusedinawiderangeofapplicationssuchas

Flooring Stairtreads Sunshades Draincovers

Securityscreens Manholecovers Mezzanineflooring Earthmats

Shelving

Andmanyotherapplicationsaswell Stanchions(handrails)

OptionalSerrated Surface

PlainSurface

LoadBarDirection

SteelGrating.3MountviewPlace,Christchurch,NewZealand.Email:[email protected]:www.steelgrating.co.nz

7

STEEL GRATING SERIES 1: (30MM CENTRES)

Weprovidegratinginbothtwistlockandforge-weldedinmildsteelandtwistlockinaluminium.OurSeries1gratinghashighloadcarryingcapacityandisavailableinthefollowingoptions:

Note:Twistlockgratingisavailableinbothaluminiumandmildsteelserratedgrating. Theyareavailableinallsizes.

AtSteelGratingLimited,90%ofourworkisForgeBarstylegrating-themostcommonformofgrating.Westockhighlevelsofthisgratingtoensurewecansupplyasquicklyaspossible. Twistlockjobsaremadetoorder.

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LoadBarsat30mmCentres

ForgeWelded(MildSteel) Twistlock(MildSteel) Twistlock(Aluminium)

20x3 20x3 20x3

20x5 20x5 20x5

25x3 25x3 25x3

25x5 25x5 25x5

32x3 32x3 32x3

32x5 32x5 32x5

40x5 40x3 40x3

45x5 40x5 40x5

50x5 50x3 50x3

65x5 50x5 50x5

25x5serrated

32x5serrated

40x5serrated

100mmCrossBarPitch


9

Main Barsmm

Masskg/sqm

SelfWtkPa (1) 600 900 1200 1500 1800 2100 2400

Spanfor

5mm def@4kPa

20x3 19.47 9.191 UD

CD

25.23 3.09

7.572.47

11.116.88

5.005.50

CHECKDEFLECTIONFORLOADS&SPANSTHISSIDEOFSHADOWLINE 1073

20x5 29.93 0.294 UD

CD

42.083.09

12.622.47

18.546.89

8.345.51

10.3012.09

6.189.67

Series130 mm

BarCentres

1219

25x3 23.39 0.229 UD

CD

39.492.47

11.851.98

17.425.52

7.844.42

9.709.72

5.827.77

1268

25x5 36.48 0.358 UD

CD

65.852.47

19.751.98

29.075.43

13.084.42

16.090.73

9.737.79

1441

32x3 28.89 0.283 UD

CD

64.801.93

19.441.55

28.644.33

12.893.46

15.997.64

9.596.11

10.1311.81

7.609.45

1526

32x5 45.63 0.448 UD

CD

108.021.93

32.411.5

47.764.33

21.493.46

26.677.64

16.006.11

16.9111.83

12.689.46

1734

40x3 35.17 0.345 UD

CD

101.341.55

30.401.24

44.853.47

20.182.78

25.086.13

15.054.91

15.939.51

11.947.61

1804

40x5 56.10 0.550 UD

CD

168.931.55

50.681.24

74.773.47

33.652.78

41.826.14

25.094.91

26.579.52

19.937.61

18.2813.58

16.4510.86

2050

45x5 62.64 0.615 UD

CD

213.891.38

64.171.10

94.723.09

42.622.47

53.015.46

31.814.37

33.718.48

25.286.78

23.2212.11

20.909.69

16.9016.33

17.7413.06

2239

50x5 69.18 0.679 UD

CD

264.141.24

79.240.99

117.022.78

52.662.33

65.534.92

39.323.94

41.697.65

31.276.12

28.7510.93

25.878.75

20.9414.75

21.9911.80

15.8719.08

19.0515.26

2424

65x5 88.81 0.871 UD

CD

446.67.95

34.000.76

198.032.14

89.121.71

111.013.80

66.613.04

70.735.91

53.054.72

48.868.46

43.976.77

35.6611.44

37.459.15

27.1014.83

32.5211.86

2951

STEEL GRATING TWISTLOCK AND FORGE WELDED STEEL GRATING

Safe Loads and Deflections for Load Bars

STEEL GRATING TWISTLOCK ALUMINIUM GRATING

30mm Bar Centres

TABLE1aSafeLoadsandDefectionsforLoadBars@BasedonaYieldStressof:172MPaandDesignStressof:Noofbars34per115.24MPamet

U:SafeSuperimposedUniformlyDistributedLoadkPaC:SafeSuperimposedLineLoadkN/mD:DeflectionduetoSuperimposedLoad-mmT

U:SafeSuperimposedUniformlyDistributedLoadkPaC:SafeSuperimposedLineLoadkN/mD:DeflectionduetoSuperimposedLoad-mmT

MainBarsmm

Masskg/sqm

SelfWtkPa (1) 150 300 450 600 750 900 1050 1200 1500 1800

Spanfor

5mm def@4kPa

20x3 6.804 0.066747 UD

278.560.39

69.591.55

30.893.48

17.356.18

11.089.64

817.06

CD

20.890.31

10.441.24

6.952.79

5.204.95

4.157.71

20x5 10.476 0.10277 UD

464.270.39

115.991.55

51.493.48

28.926.18

18.479.64

12.8013.85

928.36

CD

34.820.31

17.401.24

11.592.79

8.684.95

6.937.71

5.7611.08

25x3 8.181 0.080256 UD

435.270.31

108.761.24

48.292.79

27.134.95

17.337.72

12.0111.10

965.91

32.650.25

16.310.99

10.872.23

8.143.96

6.506.18

5.418.88

25x5 12.771 0.125284 725.460.31

181.271.24

80.502.79

45.224.95

28.907.72

20.0311.10

14.6815.08

1097.49

54.410.25

27.190.99

18.112.23

13.573.96

10.846.18

9.018.88

7.7112.06

32x3 10.1088 0.099167 713.180.24

178.220.97

79.152.18

44.483.87

28.436.04

19.718.68

14.4611.80

1162.37

53.490.19

26.730.78

17.811.74

13.343.10

10.664.83

8.876.95

7.599.44

32x5 15.984 0.156803 1188.640.24

297.040.97

131.932.18

74.143.87

47.406.04

32.878.69

24.1011.80

18.4215.38

1320.71

89.150.19

44.560.78

29.681.74

22.243.10

17.774.83

14.796.95

12.659.44

11.0512.31

40x3 12.312 0.120781 1114.380.19

278.500.78

123.711.74

69.543.10

44.864.84

30.846.95

22.629.45

17.2912.33

1374.13

83.580.16

41.780.62

27.841.39

20.862.48

16.673.87

13.885.56

11.887.56

10.389.86

40x5 19.656 0.192825 1857.310.19

464.180.78

206.201.74

115.903.10

74.114.84

51.406.96

37.729.45

28.8312.33

18.3819.19

1561.31

139.300.16

69.630.62

46.391.39

34.772.48

27.793.87

23.135.56

19.807.56

17.309.86

13.7915.35

45x5 21.951 0.215339 2350.680.17

587.510.69

261.001.55

146.722.75

93.824.30

65.096.19

47.768.41

36.5210.97

23.2917.08

1705.51

176.300.14

88.130.55

58.721.24

44.012.20

35.183.44

29.294.95

25.086.73

21.918.77

17.4713.66

50x5 24.246 0.237853 2902.100.16

725.350.62

322.241.40

181.162.48

115.863.87

80.385.57

58.997.57

45.119.88

28.7915.39

19.9222.08

1845.75

217.660.12

108.800.50

72.511.12

54.351.98

43.453.10

36.174.45

30.976.06

27.077.90

21.5912.31

17.9317.66


STEEL GRATING SERIES 1

STEEL GRATING TYPICAL APPLICATION LOADINGS

MaximumSpan(mm)forvariousLoadsWith5.00mmDeflections

2.5KPa 4.0KPa 5.0KPa 7.5KPa

20x3 1185 1050 1005 900

20x5 1350 1205 1150 1035

25x3 1425 1260 1190 1055

25x5 1605 1430 1345 1220

32x3 1735 1611 1435 1301

32x5 1935 1715 1625 1475

40x5 2285 2030 1931 1741

45x5 2445 2220 2095 1900

50x5 2695 2395 2275 2055

65x5 3250 2925 2765 2600

ConveyorWalkwaysLightAccessPlatforms 2.5KPa

StandardAustralianPlatformLoading 4KPa

BritishStandardPlatformLoading 5KPa

BoilerHousePlatformLoadingespPowerStation 7.5KPa

STEEL GRATING DRAIN COVERS FOR HEAVY TRAFFIC RECOMMENDED VEHICLE LOADING CHARTS FOR SERIES 1 GRATING

STEEL GRATING CARS UP TO 2.5 TONNE

Span T W R D

210 205/1 175 25 25

310 255/1 265 30 30

410 305/1 345 40 40

510 305/1 445 40 40

610 405/1 525 50 50

710 405/1 625 50 50

810 505/1 725 60 60

910 505/1 805 60 60

1010 505/1 905 60 60

STEEL GRATING TRUCKS 2.5 TONNE AND OVER

STEEL GRATING FORKLIFTS WITH 5 TONNE CAPACITY

Span T W R D

210 205/1 175 25 25

310 305/1 245 40 40

410 405/1 325 50 50

510 405/1 425 50 50

610 505/1 525 60 60

710 505/1 605 60 60

810 655/1 705 75 75

910 655/1 825 75 75

Span T W R D

210 255/1 165 30 30

310 405/1 265 50 50

410 505/1 325 50 60

510 505/1 405 60 60

610 655/1 505 50 75

710 655/1 625 50 75

810 655/1 725 50 75

SteelGratingsdraincoversandsumpshavealargeamountofopenareatoallowliquidtodrainthroughwhilestillprovidingstrengthtosupportheavyloads.Oursumpsanddraincoverscanbemadeoutofanysizegratingwestock,andwecanmakethemtoanysizeorshapeyourequest.Thefollowingtableisourrecommendationonthesizeofgratingneededfordifferentvehicleloadingsandspans.

Key:T =TypeofgratingW=WidthofdrainageopeningR =WidthofrebateD=Depthofrebate(Includes5mmMSA)

5mmgapbetweengratingandrebate

D

R RW

TD


SteelGratingLimitedprovidesSeries2Gratinginbothforgebarandtwistlock.ThelightweightandeconomicaldesignofourSeries2Gratingmakesitidealforwalkways,fixedplatforms,stairwaysandladders.

Forgewelded(MildSteel) Twistlock(MildSteel) Twistlocks(Aluminium)

25x3 20x3 20x3

25x5 20x5 20x5

30x5 25x3 25x3

40x5 25x5 25x5

32x3 32x3

32x5 32x5

40x3 40x3

40x5 40x5

50x3 50x3

50x5 50x5

Note:SerratedgratinginSeries2isonlyavailableintwistlock(mildsteelandAluminium)

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STEEL GRATING SERIES 2 (40MM CENTRES)

100mmCrossBarPitch



15

STEEL GRATING TWISTLOCK AND FORGE WELDED STEEL GRATING(Sameaschartonpage10)

Safe Loads and Deflections for Load Bars

MainBars mm

Masskg/sqm

SelfWtkPa 1 150 300 450 600 750 900 1050 1200 1500 1800

Spanfor

5mm defi@4kPa

20x3 5.51 0.054 UD

213.010.39

53.211.55

23.62 3.48

13.266.18

8.479.64

760

CD

15.980.31

7.981.24

5.312.79

3.984.94

3.187.71

20x5 8.32 0.082 UD

355.030.39

88.701.55

39.38 3.48

22.116.18

14.129.64

864

CD

26.630.31

13.301.24

8.862.79

6.634.95

5.307.71

25x3 6.56 0.064 UD

332.850.31

83.161.24

36.932.79

20.744.95

13.257.72

9.1811.09

899

CD

24.960.25

12.470.99

8.312.23

6.223.96

4.976.18

4.138.87

25x5 10.07 0.099 UD

554.760.31

138.621.24

61.552.79

34.584.95

22.107.72

15.3111.10

1021

CD

41.610.25

20.790.99

13.852.23

10.373.96

8.296.18

6.898.88

32x3 8.04 0.079 UD

545.370.24

136.280.97

60.532.18

34.013.87

21.746.04

15.018.68

11.0511.79

1082

CD

40.900.19

20.440.78

13.621.74

10.203.10

8.154.83

6.786.95

5.809.44

32x5 12.53 0.123 UD

908.960.24

227.150.97

100.892.18

56.693.87

36.246.04

25.138.68

18.4311.80

14.0815.38

1229

CD

68.170.19

34.070.78

22.701.74

17.013.10

13.594.83

11.316.95

9.689.44

8.4512.31

40x3 9.72 0.095 UD

852.170.19

212.970.78

94.601.74

53.173.10

34.004.83

23.586.95

17.309.45

13.2212.32

1279

CD

63.910.16

31.950.62

21.291.39

15.952.48

12.753.87

10.615.56

9.087.56

7.939.86

40x5 15.34 0.150 UD

1420.290.19

354.960.78

157.681.74

88.633.10

56.674.84

39.316.95

28.849.45

22.0412.33

1453

CD

106.520.16

53.240.62

35.481.39

26.592.48

21.253.87

17.695.56

15.147.56

13.239.86

45x5 17.09 0.168 UD

1797.580.17

449.270.69

199.581.55

112.192.75

71.744.30

49.776.18

36.528.41

27.9210.97

17.8117.08

1587

CD

134.820.14

67.390.55

44.911.24

33.662.20

26.903.44

22.404.95

19.176.73

16.758.77

13.3613.66

50x5 18.85 0.185 UD

2219.250.16

554.670.62

246.421.40

138.532.48

88.593.87

61.475.57

45.117.57

34.499.88

22.0115.39

1718

CD

166.440.12

83.200.50

55.441.12

41.561.98

33.223.10

27.664.45

23.686.06

20.707.90

16.5112.31

STEEL GRATING TWISTLOCK ALUMINIUM GRATING SERIES 2 (Sameaschartonpage11)

40mm Bar Centres

TABLE1aSafeLoadsandDefectionsforLoadBars@BasedonaYieldStressof: 172MPaandDesignStressof:Noofbars26per115.24MPametSPANmm

U:SafeSuperimposedUniformlyDistributedLoadKpaC:SafeSuperimposedLineLoadkN/mD:DeflectionduetoSuperimposedLoadmm

Main Barsmm

MassKg/sqm

SelfWTkPa

(1) 600 900 1200 1500 1800 2100 2400

Spanfor

5mm defi@4kPa

20x3 15.54 0.152 UD

CD

18.913.08

5.672.47

8.326.87

3.745.49

CHECKDEFLECTIONFORLOADS&SPANSTHISSIDEOFSHADOWLINE 998

20x5 23.39 0.229 UD

CD

31.553.09

9.462.47

13.896.88

6.255.50

Series240 mm

BarCentres

1134

25x3 18.49 0.181 UD

CD

29.612.47

8.881.98

13.065.52

5.884.42

1180

25x5 28.30 0.278 UD

CD

49.382.47

14.811.98

29.795.53

9.814.42

12.149.73

7.287.78

1341

32x3 22.61 0.222 UD

CD

48.591.93

14.581.55

21.474.33

9.663.46

11.987.63

7.196.10

1420

32x5 35.17 0.345 UD

CD

81.011.93

24.301.55

35.814.33

16.113.46

19.997.64

12.006.11

12.6711.83

9.509.46

1614

40x3 27.32 0.268 UD

CD

76.001.55

22.801.24

33.633.47

15.132.78

18.806.13

11.284.91

11.939.51

8.957.61

1679

40x5 43.02 0.422 UD

CD

126.691.55

38.011.24

56.073.47

25.232.78

31.366.13

18.814.91

19.929.51

14.947.61

13.7013.57

12.3310.86

1908

45x5 47.92 0.470 UD

CD

160.401.38

48.121.10

71.033.09

31.962.47

39.755.46

23.854.37

25.278.48

18.956.78

17.4012.11

15.669.69

2084

50x5 52.83 0.518 UD CD

198.091.24

59.430.99

87.752.78

39.492.33

49.134.92

29.483.94

31.267.64

23.446.12

21.5510.93

19.398.74

15.6914.75

16.4811.80

2255

U:SafeSuperimposedUniformlyDistributedLoadkPaC:SafeSuperimposedLineLoadkN/mD:DeflectionduetoSuperimposedLoad-mm


MaximumSpan(mm)forvariousLoadsWith5.00mmDeflections

2.5KPa 4.0KPa 5.0KPa 7.5KPa

203/2 1115 955 940 855

205/2 1285 1135 1160 970

253/2 1315 1175 1120 1010

255/2 1485 1330 1260 1145

323/2 1595 1415 1335 1195

325/2 1785 1595 1505 1370

403/2 1875 1680 1575 1430

405/2 2110 1895 1785 1615

505/2 2605 2005 2105 1915

STEEL GRATING TYPICAL APPLICATION LOADINGS

ConveyorWalkwaysLightAccessPlatforms 2.5KPa

StandardAustralianPlatformLoading 4KPa

BritishStandardPlatformLoading 5KPa

BoilerHousePlatformLoadingespPowerStation 7.5KPa

ST

EE

L G

RA

TIN

G S

ER

IES

3

STEEL GRATING SERIES 2 (40MM CENTRES)


STEEL GRATING SERIES 3 (60MM CENTRES)Thistypeofgratingisoftenusedinthe miningindustry.

SteelGratingLimitedSeries3Gratingismainlyusedintheminingindustryasitminimizesthebuild-upofspillagesontheflooring.Theopeningsletsmallmatterfallthroughwhilelargermatterwillstayonthegrating.Series3isaverylightweightdesignandisnotrecommendedforhigh-impactloads.Series3 isavailablein25x5and32x5.

SizeofGrating Maxspanfor5mmdeflectionat4kpa

25x5 1180

32x5 1450

ST

EE

L G

RA

TIN

G S

TA

IR T

RE

AD

S


50mmCrossBarPitchSPANCHART


STEEL GRATING STAIR TREADSOurstairtreadsaremostcommonlydoneintheforgebargrating.Wecanhowevermakethemintwistlockinmildsteelandaluminium.Wecanmanufacturestairtreadstoanylengthandwidthtomeetyourspecifications.Belowisatableofguidelinesfordifferentgratingtypesandtheirrecommendedspan.SteelGratingLimitedalsoprovidesfloorplatenosingsonstairtreadsfordefinitionandyellowabrasivenosingsforhighdefinitionandextragrip.Serratedtreadsarealsoavailable.

RecommendedMaxSpan

LoadBarSize 25x3 25x5 32x5 40x5

Series1 550 900 1300 1600

Series2 450 750 1200 1500

Series3 500 800

STEEL GRATING STAIR NOSINGS AND ANTI-SLIP FLOORINGStairnosingscanbeeasilyattachedtoproblemareastogivenon-slippropertiesandhighdefinitioninlowlight.Stairnosingscanbeinstalledonopengrating,checkerplates,woodenstepsandconcrete.SteelGratingLimitedsanti-slipflooringisarangeofpre-engineered,pre-formedanti-slipsheetsdesignedtosimplyfitontoanyexistingfloorsurface.Toughandlong-lasting,theanti-slipsurfaceprovidescompletesafetyinvirtuallyallconditions.Veryeasytoinstallandclean,anti-slipflooringcanbecuttoyourrequirementsortrimmedonsiteforafittedfinish.

STEEL GRATING STANDARD SIZESWestockandsupplystandardsizesingalvanisedbackandF.R.P.butcanalsocustom-maketosuityourspecificrequirements.Ourstocksizesareasfollows: 450x50x20 580x50x20 730x50x20 880x50x20 1030x50x20 1180x50x20

SteelGratingLimitedprovidestwotypesofabrasivenosings:1. 3mmmoldedisophthalicpolyesterF.R.Pnosings2. 1.6mmgalvanisedbacknosings

Installationmethods: Opengrating:boltanduniversalclip Checkerplate:boltortechscrew Woodenstep:superscrewandglue Concrete:pinandglue

STEEL GRATING STAIR TREADS

YellowAbrasiveNosing

PerforatedNosing

FloorPlateNosing

NoNosing

STEEL GRATING TYPES OF STAIR TREADSWehaveeightdifferenttypesofstairtreadshereatSteelGratingLimited,showninthetablebelow.Avarietyofnosingsareavailablefromchequerplatetoperforatedplateandyellownonslipnosings.Theapplicationforthestairtreadswilldependonwhichtypeofnosingyoushoulduse.Ifyouareunsurewhichtypeofnosingtousepleaseask.

T1 T2

T4

T6

T8

T3

T5

T7

Specialsizesavailableonrequest.NoteAllmeasurementsinmm.

BoltedEndPlateDetailsHolesize14mm

Edgesarecropped

50 14mm

100

TreadWidth

12525

65


ST

EE

L G

RA

TIN

G S

TA

NC

HIO

NS

STEEL GRATING STANCHIONSSteelGratingLimitedmanufacturesacompletetubularhandrailsystemthatcanbefittedtoanystairwayorwalkway.Allstanchionsaredesignedandbuilttomeettherequiredsafetyregulations.Ourbar/tube/platestanchionsystemscanbeusedinawidevarietyofapplicationsincludingbridges,industrialplants,schools,stairways,safetybarriers,powerstations,andcommercialandresidentialdevelopments.Alongwithourstandardstanchionsshownbelowwecanalsocustom-buildstanchionstomeetyourdemands.Ifthesearerequiredpleasecontactus.


STEEL GRATING FINDING THE RIGHT STANCHIONS

PAPlatformAngle

CACoredAngle

WAWeldedAngle

AMAngleMounted1

SALSideAngleLeft2

SARSideAngleRight3

SOALSideOffsetAngleLeft

SOARSideOffsetAngleRight

IGAInGroundAngle K L M

X

150

1020

250200100

100

X

600

X

Topofsteel

460

560

460

560

STEEL GRATING FINDING THE RIGHT STANCHIONS

PPlatform

CCored

SSide

SSide

S90Side90

SC SideConveyer

SC SideConveyer

SOSideOffset

PCPlatformCorner

IGInGround

WWelded

1020

Topofsteel

Topofsteel75

90

55

505

55

600

560 560

150

460 460

1020

560

75

460

X

X

460

485(Stair) 560(Ramp)

460

560


STEEL GRATING KICK PLATE MOUNTING BRACKETSTableforheightsandpictureoftypicalkpmb.

DimensionXForVariousStanchionTypes

GratingHeight

mmnil 20,25,32 40,45,50 60,65

P,W,C X=60 X=85 X=100 X=120

S&SO X=135 X=160 X=180 X=195

Slotallows7mmup/downadjustmenttokickplate. Allkickplatebracketsaremountedrightsidewhenviewed

fromwalkingsurface,unlessotherwisespecified.

STEEL GRATING RAIL BENDSRailbendscanbemadeoutof32nband25nbpipe.90degreerailbendshavelegsat300mm(centrestockstandard)butcanbecustommadeifnecessary.Railbendanglescanbemadeattherequiredanglefrom0to180degrees.

STEEL GRATING SLIP JOINTSSlipjointsaremadeoutof25nband20nbpiecutat150mmtosuit32nbpipeand25nbpiperespectively.

STEEL GRATING HORIZONTAL CLOSURE BENDSManufacturedfromgalvanisedtubewithwallthicknessof3.2mm.Standard90closurebendhas135mmradius.Bendshave300/260mmlegsat460mmcentres.Closurebendsaremadeoutof32mmnbpipeinblackorgalvanisedunlessotherwisespecified.

STEEL GRATING ANGLE CLOSURE BENDSMadetoorderfornominatedanglesbetween1and45,AngleClosureBendshave135mmradiusbendswith300/200mmlegsat 457mmcentres.

STEEL GRATING BASE PLATESStandardandangle(nocorner).Allstanchionbaseplatesaremadeoutof75x10mmflatbarunlessspecifiedotherwise.

STEEL GRATING CORNER BASE PLATES

StandardMount Angle Mount


STEEL GRATING F.R.P. GRATINGSteelGratingLimitedsuppliesF.R.Pgratingandhandrailstosuitalltypesofapplications.

F.R.Pgratingandhandrailshavemanyadvantagesovermildandgalvanisedsteelgrates.Theseinclude: Lightweightdesign Lowconductivity Foodsafetyratings FireratingsandmanymoreSteelGratingLimitedmainlysuppliesF.R.Pgratinginisophthalicpolyester.Manyothertypesareavailable.

SteelGratingLimitedholdthefollowingstocksheets: 1220x3660x32mminyellowconcavetop 1220x3660x38mmingreyconcavetop 1220x3660x38mmingreengrittop

WecanalsosupplyF.R.Ptoanycustomsizeandcolour F.R.P.standardsheetssizes1220x3660 Standardthicknessare32mmx38mm Otherthicknessaremadetoorder Standardstockcoloursareyellow,grey,green Othercoloursareavailablebutaremadetoorder Resinforstocksheetsisophthalicpolyester Otherresinsareavailablebutaremadetoorder Meshsize(openings)38mmx38mmsquare

to centres

Pultrudedgrating:pleasecontactSteelGratingformoreinformationonthisproduct.

STEEL GRATING CORROSION AND CHEMICAL RESISTANCESteelGratingLimitedsmoldedgratingismanufacturedinanopen,heatedmold.ContinuousE-glassfibresareplacesinthemoldinalternatinglayers,andarecompletelywettedoutwithresin.Thiscontinuousprocessproducesanintegral,onepiececonstructionwhichprovidesexcellentcorrosionresistanceaswellasbi-directionalstrength.Manytypesofmeshandpanelsizescanbeobtainedasperdifferentmolddesign.

Corrosioncanbeamajorproblemformetalgrating,stairtreadsandotherproductsinindustriessuchaschemicalplants,foodandbeveragefactories,waterandwastefacilitiesandpowerfacilities.SteelGratingLimitedsmoldedgratinghasbeenparticularlydesignedtoprovidesafe,longlasting,economicalandworry-freesolutionsinenvironmentswherechemicalsandothercorrosiveelementsattackanddestroymetal.

STEEL GRATING SLIP RESISTANCESlipsandfallsarethemajorenemyinmanydifferentindustries-leadingtoinjurieswithintheworkplace.SteelGratingLimitedsslipresistantmoldedgratingshaveconsistentlyreducedslips andfallsinindustrialfacilities.Ourgrating,stairtreads,coversandplatesfeaturealong-lasting, slip-resistantsurface.Evenafteryearsofabuse,ourmoldinggratingprovidessignificantlyhigher slipresistancethanmetal,woodorconcretefloors.

ST

EE

L G

RA

TIN

G F

.R.P

. GR

AT

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31

SteelGratingLimitedmoldedgratinghasameniscus(concave)topsurfaceforslipresistance. Thisiscreatedafteritisextractedfromthemold.Shouldagritsurfacebespecified,thegritwilleitherbebondedtothetopofthecompletedpanelgratingasasecondaryoperationorembeddedintothetopofthegratingbeforeheating. SteelGratingLimitedhasthreetypesof

surfacesystemstooffermaximum slipresistanceformostapplications:

Aconcavetopsurfaceformednaturally duringthemoldingprocess

Anembeddedgritsurface Apost-curegritsurface Diamondtoporgrittedcolourtopsare

availableonrequest.

Chemical TypeVinyl TypeIso TypeOrtho

Environment %Conc. Max.Oper.Temp.F/C %ConcMax.Oper.Temp.

F/C %Conc.Max.Oper.Temp.

F/C

AceticAcid 50 180/82 50 125/52 25 N/R

AluminiumHydroxide 100 180/82 100 160/71 ALL

AmmoniumChloride ALL 210/99 ALL 170/77 ALL

AmmoniumBicarbonate 50 160/70 15 125/52 ALL

AmmoniumHydroxide 28 100/38 28 N/R ALL N/R

AmmoniumSulphate ALL 210/99 ALL 170/77 ALL

Benezene ALL 210/99 ALL N/R ALL N/R

BenzoicAcid SAT N/R SAT 150/66 ALL 77/25

Borax SAT 210/99 SAT 170/77 ALL

CalciumCarbonate ALL 180/82 ALL 170/77 ALL

CalciumNitrate ALL 210/99 ALL 180/82 ALL

Carbontetrachloride 100 150/65 100 N/R 100 N/R

Chlorine,DryGas 210/99 140/60 N/R

ChlorineWater SAT 200/93 SAT 80/27 SAT N/R

ChromicAcid 10 150/65 5 70/21 5 N/R

CitricAcid ALL 210/99 ALL 170/77 ALL 77/25

CopperChloride ALL 210/99 ALL 170/78 ALL 104/40

CopperCyanide ALL 210/99 ALL 170/79 ALL 77/25

CopperNitrate ALL 210/99 ALL 170/80 ALL

Ethanol 50 100/38 50 75/24 10 77/25

EthyleneGlycol 100 200/93 100 90/32 100 104/40

FerricChloride ALL 210/99 ALL 170/77 ALL 104/40

FerrousChloride ALL 210/99 ALL 170/77 ALL 86/30

Formaldehyde ALL 150/65 50 75/24 25

Gasoline 100 180/82 100 80/27 100 77/25

Glucose 100 210/99 100 170/77 ALL

Glycerin 100 210/99 100 150/66 100

HydrobromicAcid 50 150/65 50 120/49 18

HydrochloricAcid 37 150/65 37 75/24 10 86/30

HydrogenPeroxide 30 150/65 5 100/38 5 N/R

LacticAcid ALL 210/99 ALL 170/77 ALL 77/25

LithiumChloride SAT 210/99 SAT 150/66 ALL

MagnesiumChloride ALL 210/99 ALL 170/77 ALL 104/40

MagnesiumNitrate ALL 210/99 ALL 140/60 ALL 86/30

Magnesiumsulphate ALL 210/99 ALL 170/77 ALL 104/40

MercuricChloride 100 210/99 100 150/66 100 104/40

MercurousChloride ALL 210/99 ALL 140/60 ALL 104/40

NickelChloride ALL 210/99 ALL 170/77 ALL 104/40

NickelSulphate ALL 210/99 ALL 170/77 ALL 104/40

NitricAcid 70 120/49 20 70/21 2 N/R

OxalicAcid ALL 210/99 ALL 75/24 ALL N/R

PerchloricAcid 30 100/38 10 N/R 10 N/R

PhosporicAcid 100 210/99 100 120/49 80 N/R

PotassiumChloride ALL 210/99 ALL 170/77 ALL 104/40

PotassiumDichromate ALL 210/99 ALL 170/77 ALL 77/25

PotassiumNitrate ALL 210/99 ALL 170/77 ALL 104/40

PotassiumSulphate ALL 210/99 ALL 170/77 ALL 104/40

PropyleneGlycol ALL 210/99 ALL 170/77 ALL 104/40

SodiumAcetate ALL 210/99 ALL 160/71 ALL 104/40

SodiumBisulfate ALL 210/99 ALL 170/77 ALL

SodiumBromide ALL 210/99 ALL 170/77 5

SodiumCyanide ALL 210/99 ALL 170/77 5 N/R

SodiumHydroxide 25 180/82 N/R N/R 1 N/R

SodiumNitrate ALL 210/99 ALL 170/77 ALL 104/40

SodiumSulfate ALL 210/99 ALL 170/77 ALL 104/40

StannicChloride ALL 210/99 ALL 160/71 ALL 104/40

SulfuricAcid 75 100/38 25 75/24 10

TartaricAcid ALL 210/99 ALL 170/77 ALL

Vinegar 100 210/99 100 170/77 ALL

Water,Distilled 100 180/82 100 170/77 ALL 86/30

ZincNitrate ALL 210/99 ALL 170/77 ALL 104/40

Product LoadBarSizeMass

(kg/m2) U=kPaSimpleSpan(mm) 4kPa5mm

deflSpan450 600 750 900 1200

Deflectionmm

FRP326 32x6 12.1 2.5 0.18 0.65 1.78 3.91 10.10

900mm

3.0 0.22 0.75 2.25 4.81 12.12

4.0 0.30 1.05 3.09 6.17

5.0 0.38 1.45 3.59 7.67

7.5 0.62 1.95 5.28 11.27

10.0 0.75 2.60 9.96

15.0 1.18 3.91 10.34

FRP386 38x6 18.6 2.5 0.1 0.27 0.98 1.68 4.7

1050mm

3.0 0.12 0.32 1.4 2.03 5.64

4.0 0.17 0.43 1.71 2.7 7.52

5.0 0.21 0.53 2.02 3.38 9.4

7.5 0.31 0.8 2.81 5.06 14.1

10.0 0.41 1.06 3.59 6.75 18.8

15.0 0.63 1.6 5.16 10.13


33

STEEL GRATING TERMINLOGY

1. Load Bar-theflatbarstandingonitsedgewhichcarriestheweight.

2. Cross Bar -thetwistedrodorflatbarfixedat90totheloadbar.Thecrossbarholdstheloadbarstogether.

3. Banded/Banding-thisistheprocessofweldingatrimbararoundtheedgeoftheloadbarsonceithasbeencuttotherequiredsize.

4. Span-istheoveralllengthofthepanelmeasuredparalleltotheloadbar.i.e.-thelengthoftheloadbar.

5. Width-thisistheoveralllengthofthepanelmeasuredat90totheloadbar.

6. Serrations-notchestakenoutofthetipoftheloadbartoenhanceskidresistance.

7. Nosing-amemberonthefrontedgeofastairtreadorlandingtohelpcreatedefinitionandtoenhanceinskidresistance.

8. Kick plate-typicallyalargeflatbarweldedtotheedgeofthegratingwhereverspecifiedandnormally100mmabovethewalkingservice.

9. Cut-outs-areasofflooringremovedtopermitpassageforplant,structuralandhandrailcomponents to sit in.

7. Nosing 8. Kick plate 9. Cut-outs

2. Cross Bar1. Load Bar 3. Banded/Banding

4. Span 5. Width 6. Serrations

STEEL GRATING LIMITED FASTENING CLIPSWhengratingcannotbefixedbyweldingthegratingtoitssupport,werecommendSteelGratingLimitedfasteningclips.Theclipsaredesignedtobeusedonallofourgratingseriesandwerecommendaminimumoffourclipsperpanel.Onlargerpanelswerecommendadditionalclipsatmid-spanwidth.WealsoprovideastainlesssteeltopcliptousewhenfittingF.R.Pgratingandallabrasivenosings.

F.R.P

UniversalClip Joining Panel

Series1 Series2 Series3


STEEL GRATING CONTACT US

Address: 3MountviewPlace,POBox16.941, Christchurch,NewZealandPhone: 033445325Mobile: 0272213168Fax: 033445326Email: [email protected]: www.steelgrating.co.nz


Steel Grating Catalogue 2010 Spreads

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