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Steel Pipes and Tubes
Stainless Steel And Duplex Seamless Pipes
Thickness | 1/4" (6.35mm) to 4" (101.6mm) in 0.7mm to 3mm |
Shape | Round |
Material | Stainless Steel |
Usage/Application | Industrial |
NB Size | 1/8" NB to 16" NB in Sch 5S, 10S, 20S, 40S, XS, 80S, 100S, 120S, 160S, XXS etc. |
Alloy Steel Seamless Pipes And Tubes
Material | Alloy Steel |
Pipes | ASTM A335 GR P5 | GR P9 | GR P11 | P12 | GR P22 | GR P91 | P92. |
Size Range | 12.7MM OD TO 168.7 MM OD |
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 |
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: |
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Element |
UNS Designation |
K41545 |
S50400 |
K11597 |
K21590 |
K91560 |
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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 |
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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 |
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Phosphorous, max |
0.025 |
0.025 |
0.025 |
0.025 |
0.020 |
Ni at 0.40 max |
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Sulfur, max |
0.025 |
0.025 |
0.025 |
0.025 |
0.010 |
Al at 0.02 max |
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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 |
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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 |
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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 |
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 |
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Carbon Steel Pipe And Tubes
Material | Carbon Steel |
Usage/Application | Construction |
Size Range | 1/8" - 24" |
Schedules | 20,30,40,Standard (STD),Extra Heavy (XH),80,100,120,140,160,XXS |
Shape | Round |
Applications:
- Carbon Steel is used in the most critical engineering applications and also in certain applications in the automotive sector. In addition, some of the value-added Carbon Steel products include steel for LPG cylinders, API grade, corrosion resistant steel, critical structural application steel, boiler quality, auto grades, precision tubes and medium/high carbon grades, among others.
- Size (Seamless): 1/2” NB - 28” NB
- Size (ERW): 1/2” NB - 60” NB
- Size (SAW, LSAW, HSAW, EFW): 16” NB - 100” NB
- Wall Thickness available: Schedule 20 - Schedule XXS (heavier on request) up to 250 mm thk.
Properties:-
Grade A | Grade B | Grade C | Total of Cr, Cu, Mo, Ni, and V shall not exceed 1% |
Carbon max. % | 0.25 | 0.30 | 0.35 |
Manganese % | 0.27 to 0.93 | 0.29 to 1.06 | 0.29 to 1.06 |
Phosphorous, max. % | 0.035 | 0.035 | 0.035 |
Sulfur, max. % | 0.035 | 0.035 | 0.035 |
Silicon, min.% | 0.10 | 0.10 | 0.10 |
Chrome, max. % | 0.40 | 0.40 | 0.40 |
Copper, max. % | 0.40 | 0.40 | 0.40 |
Molybdenum, max. % | 0.15 | 0.15 | 0.15 |
Nickel, max. % | 0.40 | 0.40 | 0.40 |
Vanadium, min.% | 0.08 | 0.08 | 0.08 |
Grade A | Grade B | Grade C | |
Tensile Strength, min., psi | 48,000 | 60,000 | 70,000 |
Yield Strength, min., psi | 30,000 | 35,000 | 40,000 |
- API5L X-42, X-52, X-56, X-60, X-65, 70, 80, PSL1 / PSL 2 Seamless / EFW / LSAW / SAW Pipe
- Size (Seamless): 1/2” NB - 28” NB
- Size (ERW): 1/2” NB - 60” NB Size (SAW, LSAW, HSAW, EFW): 16” NB - 100” NB Wall Thickness available: Schedule 20 - Schedule XXS (heavier on request) up to 250 mm thk.