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Alloy Steel Pipes

Alloy Steel Pipes
Alloy Steel Pipes
Product Code : 53
Product Description

Chrome Moly pipe has become a standard in the power generation industry and the petro-chemical industry, not only because of its tensile strength, corrosion resistance and high-temperature strength, but also for its cost-effectiveness.Grades P-11, P-22 - P-91 & P-92 are prevalent grades for the power industry, while P-5 & P-9 are the major refinery processing grades utilized.

Pipes :- ASTM A335 GR P5 | GR P9 | GR P11 | P12 | GR P22 | GR P91 | P92.                                 
Size Range: 1/2" - 24"
Schedules: 20, 30, 40, Standard (STD), 60, Extra Heavy (XS), 80, 100, 120, 140, 160, XXS

Tubes :- ASME SA213 Grade T11, T12, T5, T9, T22, T91, T92
Size Range: 12.7MM OD TO 168.7 MM OD
Thickness:  2MM TO 16MM THK


Chemical Requirements


Grade

P-5

P-9

P-11

P-22

P-91

P-91 shall also include the following:

Element

UNS Designation

K41545

S50400

K11597

K21590

K91560


Carbon

0.15 max

0.15 max

0.05 - 0.15

0.05 - 0.15

0.08 - 0.12

V at 0.18 - 0.25

Manganese

0.30 - 0.60

0.30 - 0.60

0.30 - 0.60

0.30 - 0.60

0.30 - 0.60

N at 0.030 - 0.070

Phosphorous, max

0.025

0.025

0.025

0.025

0.020

Ni at 0.40 max

Sulfur, max

0.025

0.025

0.025

0.025

0.010

Al at 0.02 max

Silicon

0.50 max

0.25 - 1.00

0.50 - 1.00

0.50 max

0.20 -0.50

Cb at 0.06 - 0.10

Chromium

4.00 - 6.00

8.00 - 10.00

1.00 - 1.50

1.90 - 2.60

8.00 - 9.50

Ti at 0.01 max

Molybdenum

0.45 -0.65

0.90 - 1.10

0.44 - 0.65

0.87 - 1.13

0.85 - 1.05

Zr at 0.01 max

Physical Properties

 

P-5

P-9

P-11

P-22

P-91

P91 shall not have a hardness not exceeding 250 HB/265 HV [25HRC].

Tensile Strength, min., psi

 

 

 

 

 

ksi

60

60

60

60

85

MPa

415

415

415

415

585

 

Yield Strength, min., psi

 

 

 

 

 

 

ksi

30

30

30

30

60

 

MPa

205

205

205

205

415

 




STANCORE STEEL INTERNATIONAL
18/6, Vijay apartment, 12th Khetwadi X' Lane, Opp. Pawri High School, Mumbai - 400004, Maharashtra, India
Mr. Kalpesh Mehta (C.E.O.)
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