STRUT JOINERS

144

B766 SERIES STRAIGHT STRUT JOINER•Includes:

2 Cam Screws

•Patented

•Material: 12 Gauge (2.6)

•Standard finish: ZN

B768 SERIES TEE STRUT JOINER•Includes:

3 Cam Screws

•Patented

•Material: 12 Gauge (2.6)

•Standard finish: ZN

B769 SERIES CROSS STRUT JOINER•Includes:

4 Cam Screws

•Patented

•Material: 12 Gauge (2.6)

•Standard finish: ZN

B767 SERIES 90° ELBOW STRUT JOINER•Includes:

2 Cam Screws

•Patented

•Material: 12 Gauge (2.6)

•Standard finish: ZN

41/2”(114.3)

7/8”(22.2)

41/2”(114.3)

31/16”(77.8)

25/16”(58.7)

25/16”(58.7)

Wt./CPart No. For Channel Size Lbs. kgB767-11 B11 74 (33.5)

B767-12 B12 56 (25.4)

B767-22 B22 & B24 39 (17.7)

B767-26 B26 41 (18.6)

B767-32 B32 34 (15.4)

B767-42 B42 27 (12.2)

B767-52 B52 & B54 23 (10.4)

B767-56 B56 25 (11.3)

Wt./CPart No. For Channel Size Lbs. kgB766-11 B11 94 (42.6)

B766-12 B12 72 (32.6)

B766-22 B22 & B24 50 (22.7)

B766-26 B26 53 (24.0)

B766-32 B32 44 (19.9)

B766-42 B42 34 (15.4)

B766-52 B52 & B54 28 (12.7)

B766-56 B56 31 (14.0)

Wt./CPart No. For Channel Size Lbs. kgB768-11 B11 142 (64.4)

B768-12 B12 112 (50.8)

B768-22 B22 & B24 79 (35.8)

B768-26 B26 79 (35.8)

B768-32 B32 72 (32.6)

B768-42 B42 62 (28.1)

B768-52 B52 & B54 57 (25.8)

B768-56 B56 60 (27.2)

Wt./CPart No. For Channel Size Lbs. kgB769-11 B11 148 (67.1)

B769-12 B12 120 (54.4)

B769-22 B22 & B24 87 (39.4)

B769-26 B26 93 (42.2)

B769-32 B32 78 (35.4)

B769-42 B42 65 (29.5)

B769-52 B52 & B54 58 (26.3)

B769-56 B56 62 (28.1)

41/2”(114.3)

41/2”(114.3)

Reference page 136 for general fitting and standard finish specifications. U.L. Wire Fill Chart on pages 204-205.

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PIPE/CONDUIT CLAMPS & HANGERS

B-Line’s beam attachments and pipe supports offered inthis section are designed to provide supports withoutdrilling or welding . A complete selection of beam clamps,pipe clamps, rollers, supports and accessories are designedfor use with B-Line channels and offer many installationadvantages.

Materials & Finishes*Pipe clamps, pipe hangers, beam clamps, brackets, androllers are made from low carbon steel strips, plates or rodunless noted.

*Unless otherwise noted.

Load DataThe load data published includes a safety factor of 5.0unless noted (safety factor = ratio of ultimate load to thedesign load).

Recommended TorqueFor Setscrews(unless noted)

*See chart on page 58 for bolt torque.

MetricMetric dimensions are shown in parentheses. Unlessnoted, all metric dimensions are in millimeters.

110

FinishCode Finish SpecificationPLN Plain ASTM A570 Gr. 33ZN Electro-Plated Zinc ASTM B633 SC3 Type IIIGRN Dura-Green TT-C-490BDCU Dura-Copper TT-C-490BHDG Hot-Dipped Galvanized ASTM A123SS4 Stainless Steel Type 304 ASTM A240SS6 Stainless Steel Type 316 ASTM A240AL Aluminum ASTM B209

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Setscrew Size 1/4-20 3/8-16 1/2-13Foot/Lbs. 4 5 11

Nm 5 7 15

Setscrew Size 5/8-11 3/4-10Foot/Lbs. 21 34

Nm 28 46

B22 CHANNEL

Areas of Moment of Section Radius of Moment of Section Radius ofChannel Weight Section Inertia (I) Modulus (S) Gyration (r) Inertia (I) Modulus (S) Gyration (r)

lbs./ft. kg/m sq. in. cm2 in.4 cm4 in.3 cm3 in. cm in.4 cm4 in.3 cm3 in. cm

B22 1.910 (2.84) .562 (3.62) .1912 (7.96) .2125 (3.48) .583 (1.48) .2399 (9.99) .2953 (4.84) .653 (1.66)

B22A 3.820 (5.69) 1.124 (7.25) .9732 (40.51) .5989 (9.81) .931 (2.36) .4798 (19.97) .5905 (9.68) .653 (1.66)

B22X 6.649 (9.89) 1.956 (12.62) 4.1484 (172.67) 1.7019 (27.89) 1.456 (3.70) 1.1023 (45.88) 1.2027 (19.71) .751 (1.91)

X - X Axis Y - Y Axis

B22•Thickness: 12 Gauge (2.6 mm) •Standard lengths: 10’ (3.05 m) & 20’ (6.09 m)•Standard finishes: Plain, Dura-Green, Pre-Galvanized,Hot-Dipped Galvanized, Stainless Steel Type 304 or 316, Aluminum

•Weight: 1.90 Lbs./Ft. (2.83 kg/m)

Calculations of section properties are based on metal thicknesses as determined by the AISI Cold-Formed Steel Design Manual.

15/8”(41.3)

15/8”(41.3)

15/8”(41.3)

31/4”(82.5)

13/16”(20.6)

13/16”(20.6)

15/8”(41.3)

.7252

(18.4)

3/8”(9.5)

3/8”(9.5)

9/32”(7.1)

7/8”(22.2)

X

Y

Y

XX

Y

Y

X

SECTION PROPERTIES

B22AWt. 3.80 Lbs./Ft. (5.65 kg/m)

20 Reference page 14 for general fitting and standard finish specifications.

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B24 CHANNEL & COMBINATIONS

Areas of Moment of Section Radius of Moment of Section Radius ofChannel Weight Section Inertia (I) Modulus (S) Gyration (r) Inertia (I) Modulus (S) Gyration (r)

lbs./ft. kg/m sq. in. cm2 in.4 cm4 in.3 cm3 in. cm in.4 cm4 in.3 cm3 in. cm

B24 1.442 (2.15) .424 (2.74) .1494 (6.22) .1670 (2.74) .594 (1.51) .1857 (7.73) .2286 (3.75) .662 (1.68)

B24A 2.884 (4.29) .848 (5.47) .7514 (31.28) .4624 (7.58) .941 (2.39) .3713 (15.45) .4570 (7.49) .662 (1.68)

X - X Axis Y - Y Axis

B24•Thickness: 14 Gauge (1.9 mm) •Standard lengths: 10’ (3.05 m) & 20’ (6.09 m)•Standard finishes: Plain, Dura-Green, Pre-Galvanized,Hot-Dipped Galvanized, Stainless Steel Type 304 or 316, Aluminum

•Weight: 1.40 Lbs./Ft. (2.08 kg/m)

Calculations of section properties are based on metal thicknesses as determined by the AISI Cold-Formed Steel Design Manual.

15/8”(41.3)

15/8”(41.3)

13/16”(20.6)

.7304

(18.6)

3/8”(9.5)

3/8”(9.5)

9/32”(7.1)

7/8”(22.2)

X

Y

Y

X

SECTION PROPERTIES

24

B24AWt. 2.80 Lbs./Ft. (4.16 kg/m)

B24B Wt. 2.80 Lbs./Ft. (4.16 kg/m)

B24C Wt. 2.80 Lbs./Ft. (4.16 kg/m)

31/4”(82.5)

31/4”(82.5)

31/4”(82.5)

15/8”(41.3)

15/8”(41.3)

15/8”(41.3)

15/8”(41.3)

15/8”(41.3)

15/8”(41.3)

13/16”(20.6)

13/16”(20.6)

.730

(18.6)

XY

Y

Y Y

Y

Y

XX

X X

X

Reference page 14 for general fitting and standard finish specifications.

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REFERENCE DATA

202

To Convert From To Multiply By To Convert From To Multiply By

Angle Lengthdegree radian (rad) 1.745329 x 10-2 foot (ft) meter (m) 3.048000 x 10-1

radian (rad) degree 5.729578 x 10+1 inch (in) meter (m) 2.540000 x 10-2

mil meter (m) 2.540000 x 10-5

Area inch (in) micrometer (mm) 2.540000 x 10+4

foot2 square meter (m2) 9.290304 x 10-2 meter (m) foot (ft) 3.280840

inch2 square meter (m2) 6.451600 x 10-4 meter (m) inch (in) 3.937008 x 10+1

circular mil square meter (m2) 5.067075 x 10-10 meter (m) mil 3.937008 x 10+4

sq. centimeter (cm2) square inch (in2) 1.550003 x 10-1 micrometer (mm) inch (in) 3.937008 x 10-5

square meter (m2) foot2 1.076391 x 10+1

square meter (m2) inch2 1.550003 x 10+3 Volumesquare meter (m2) circular mil 1.973523 x 10+9 foot3 cubic meter (m3) 2.831685 x 10-2

inch3 cubic meter (m3) 1.638706 x 10-5

Temperature cubic centimeter (cm2) cubic inch (in3) 6.102374 x 10-2

degree Fahrenheit degree Celsius t°C=(t°F -32)/1.8 cubic meter (m3) foot3 3.531466 x 10+1

degree Celsius degree Fahrenheit t°F=1.8t°C+32 cubic meter (m3) inch3 6.102376 x 10+4

gallon (U.S. liquid) cubic meter (m3) 3.785412 x 10-3

Forcepounds-force (lbf) newtons (N) 4.448222 x 10° Section Properties

section modulus S (in3) S (m3) 1.638706 x 10-5

moment of inertia I (in4) I (m4) 4.162314 x 10-7

modulus of elasticity E (psi) E (Pa) 6.894757 x 10+3

section modulus S (m3) S (in3) 6.102374 x 10+4

moment of inertia I (m4) I (in4) 2.402510 x 10+6

modulus of elasticity E (Pa) E (psi) 1.450377 x 10-4

METRIC CONVERSION CHART

To Convert From To Multiply ByBending Moment or Torquelbf • ft newton meter (N•m) 1.355818

lbf • in newton meter (N•m) 1.129848 x 10-1

N•m lbf • ft 7.375621 x 10-1

N•m lbf • in 8.850748

Massounce (avoirdupois) kilogram (kg) 2.834952 x 10-2

pound (avoirdupois) kilogram (kg) 4.535924 x 10-1

ton (short, 2000 lb) kilogram (kg) 9.071847 x 10+2

ton (long, 2240 lb) kilogram (kg) 1.016047 x 10+3

kilogram (kg) ounce (avoirdupois) 3.527396 x 10+1

kilogram (kg) pound (avoirdupois) 2.204622

kilogram (kg) ton (short, 2000 lb) 1.102311 x 10-3

kilogram (kg) ton (long, 2240 lb) 9.842064 x 10-4

Mass Per Unit Lengthlb/ft kilogram per meter (kg/m) 1.488164

lb/in kilogram per meter (kg/m) 1.785797 x 10+1

kg/m lb/ft 6.719689 x 10-1

kg/m lb/in 5.599741 x 10-1

Mass Per Unit Volumelb/ft3 kilogram per cubic meter (kg/m3) 1.601846 x 10+1

lb/in3 kilogram per cubic meter (kg/m3) 2.767990 x 10+4

kg/m3 lb/ft3 6.242797 x 10-2

kg/m3 lb/in3 3.612730 x 10-5

lbs/ft3 lbs/in3 5.787037 x 10-4

Mass Per Unit Arealb/ft2 kilogram per square meter (kg/m2) 4.882428

kg/m2 pound per square foot (lb/ft2) 2.048161 x 10-1

Pressure or Stresslbf/in2 (psi) pascal (Pa) 6.894757 x 10+3

kip/in2 (ksi) pascal (Pa) 6.894757 x 10+6

lbf/in2 (psi) megapascals (MPa) 6.894757 x 10-3

pascal (Pa) pound-force per square inch (psi) 1.450377 x 10-4

pascal (Pa) kip per square inch (ksi) 1.450377 x 10-7

megapascals (MPa) lbf/in2 (psi) 1.450377 x 10+2

Abbreviations

Defl. = Deflection

S.F. = Safety Factor

Ft. = Feet

Pre-galv. = Pre-galvanized Steel

K Factor = Deflection Divided

by load in Lbs./Ft.

o.c. = On Center

PVC = Poly Vinyl Chloride

In. = Inch

psi = Pounds per Square

Inch

wt./c = Weight pre 100 pieces

Metric Symbols

m = meter

cm = centimeter

mm = millimeter

µm = micrometer

kg = kilogram

N = newton

kN = kilonewton

Pa = pascal

MPa = megapascal

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