Gemaco Nitrogen Syngas Kuala Lumpur 2012

International Conference & Exhibition NITROGEN + SYNGAS 2012 November 9-11, 2012 > Kuala Lumpur - Malaysia

UREA AND NITRIC ACID PLANTS:UREA AND NITRIC ACID PLANTS:Projects, Shut down, Revamping, Projects, Shut down, Revamping,

Debottlenecking, RepairsDebottlenecking, RepairsImprovement of Supply Chain Improvement of Supply Chain

ManagementManagement

Jean-Marc SluytersGEMACO S.A.

(Belgium)

International Conference & Exhibition NITROGEN + SYNGAS 2012 November 9-11, 2012 > Kuala Lumpur - Malaysia 2

AgendaAgenda

Introduction: Urea & Nitric Acid Plants: different corrosion phenomena >> different solutions

Special stainless steels for Urea & Nitric Applications

Urgent needs

Projects & packages

Tailor made products

Technical & Logistic support

Contractor services

Conclusions


Urea & Nitric Acid plantsUrea & Nitric Acid plants

Different corrosion phenomena > different

solutions:

Process / concentration / temperature / pressure

=> Special stainless steels vs standard material

! Risks: - Safety

- Unplanned shut down

- Impact down stream


Special stainless steels for Special stainless steels for Urea & Nitric applicationsUrea & Nitric applications

UREA Cocktail corrosion + T° + pressure Special grades:

316L UG – WNR. 1.4435/1.4406/1.4429 25.22.2 – UNS S31050 – 310Mo LN – WNR. 1.4466

Specifications from licensors


Special stainless steels for Special stainless steels for Urea & Nitric applicationsUrea & Nitric applications

NITRIC Concentration and temperature Special stainless steel

304L WNR. 1.4361 – Uranus S1® - UNS S30600 WNR. 1.4335 – Uranus 65® - 310L – UNS 31002

100

3

Corrosion rate (mm/yr)

8060402000.0

0.2

0.4

0.6

0.8

1.0

316L

UR S1

HNO (%)

304L

UR 65

CORROSION RATE vs HNO3 CONCENTRATIONAt boiling temperature

7

< 50 % 50-70 % >70%

PURE NITRIC UR 16 / 304L NAG / WNR. 1.4306 S

ACID 304 L / WNR. 1.4306 UR S1 / WNR. 1.4361

T = 60°C UR 65 / WNR. 1.4335

PURE NITRICACID UR 16 / 304L NAG / WNR. 1.4306 S UR 65 / WNR. 1.4335 UR S1 / WNR. 1.4361

BOILING NITRIC ACID

+ UR S1 / WNR. 1.4361 UR 65 / WNR. 1.4335 UR S1 / WNR. 1.4361

OXIDIZINGIMPURITIESNITRIC ACID

+ UR 65 / WNR. 1.4335 UR 65 / WNR. 1.4335

FLUORIDESNITRIC ACID UR B66 UR 65

+ UR 25.22.2 / WNR. 1.4466 UR 25.22.2 / WNR. 1.4466

CHLORIDES

(up to 30% Boiling)

(depending on Redox)

GUIDE TABLE FOR THE SELECTION OF STAINLESSSTEELS FOR NITRIC ACID SERVICE


Urgent needs Urgent needs

5 Mio € (± 6 Mio $) stock material:

Raw material Bars Pipes: thin or heavy wall

Tubes: heat exchangers, strippers or condensers

Fittings Plates & sheets


Projects & packagesProjects & packages

Complete range of products

Single source of supply

Mill advantages with stock flexibility

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Tailor made productsTailor made products

Bendings

Isometrics

Special fittings

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Technical supportTechnical support

European mills & approved suppliers

Right choice, right procedures

Quality requirements

LicensorsEngineersProducersSub-contractors


Logistic supportLogistic support

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Item JE Item N° JE Code N° Qty (M-pces) Nominal Dia 1Average

Thck (mm)Description Material Delivery time

Huey test results

Inspection date

Heat N° Certificate N°Delivered

Qty

1 17 HS56-PIPP ± 90 DN 25 (33,4 mm) 6,35 Smls pipes A312 TP316 L UG 29/01/2010 week 06/10 29/01/2010 I45151 1.000.178 92,93

3 19 HS56-PIPB ± 30 DN 50 (60,3 mm) 8 Smls pipes A312 TP316 L UG 28/12/2009 week 51/09 2/12/2009 I47293 0913991 32,03

4 20 HS56-PIPB ± 18 DN 65 (88,9 mm) 11,1 Smls pipes A312 TP316 L UG 28/12/2009 week 51/09 2/12/2009I4515037723

0977996/20598003/1

6,2029,835 (2 pces)

8 24 HS56-PIPB ± 18 DN 200 (273,1 mm) 33 Smls pipes A312 TP316 L UG 28/12/2009 week 51/09 2/12/2009 47301 1468/09 16,87

9 25 HS56-FLWN 36 DN 25 (33,4 mm) 6,35 WN Flanges A182 F316 L UG 28/12/2009 week 49/09 2/12/2009 801842 14204 36



15 31 HS56-CAPB 2 DN 25 (33,4 mm) 6,35 Caps A182 F316 L UG 28/12/2009 week 49/09 2/12/2009 801842 14204 2

16 32 HS56-E45B 2 DN 25 (33,4 mm) 6,35** Elbow 45° LR BW A 403 WP 316 L UG 28/12/2009 week 52/09 2/12/2009 512584 53931 2

Order N° : 4500948622Client : Yara

Project Name : Urea 2000

GEMACO 002904


One single place

One point of responsibility

Follow up

Internal testing & controls

Spider

Contractor servicesContractor services

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Expertise + Efficiency + Flexibility + Reactivity = No stress + Financial advantage

PERFORMANCE: higher quality for less maintenance

PRICE®:

Professional Reliable Intelligent Customized Execution

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ConclusionsConclusions


Thank you for your attentionThank you for your attention

I stay at your disposal for any I stay at your disposal for any questions you may havequestions you may have

Gemaco Nitrogen Syngas Kuala Lumpur 2012

Technology

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