Specifications
1)10#-45#, 16Mn, A53-A369, API J55-API P110, ST35-ST52
2) OD:30mm-1015mm WT:16mm-100mm
3)ASTM A106/A53; API 5L/ API 5CT;St52,
Specifications Ranges:
OD: 1.05"- 20" (26.67mm-508mm)
WT: (2.87mm-23mm)
Material Standard:
J55, K55, N80, L80, P110, Q125, ect
LTC, STC, BTC, VAM, EUE, NUE, ect
Applications:
Tubing is used in extracting petroleum & natural gas.
Casing pipe serves as wall of well.
Destructive & Non-Destructive Testing
Hydrostatic Testing----- 100% of pipe shall be tested at a pressure specified in above specification.
PSL-1 (NDT) ----- Weld seam of each pipe shall be tested by online Eddy Current Test.
PSL-2 (NDT) ------ Steel skelp and weld seam shall be tested by Ultrasonic Test (after hydro test)
1.Flattentig 1. Flatten upto 1/2 of OD (no crack in weld)
2.Flalten upto 1/3 of OD (no crack or breaks other than in weld)
3. Full Flattening (No Lamination or Burnt Metal)
Chemical composition of our API 5L line pipeee
Standard | Product Specification Level | Steel grade | Chemical composition, % | |||||
C | Mn | P | S | Si | V | |||
API 5L | PSL 1 | L210 or A | ≤ 0.22 | ≤ 0.90 | ≤ 0.030 | ≤ 0.030 | - | - |
L245 or B | ≤ 0.28 | ≤ 1.20 | ≤ 0.030 | ≤ 0.030 | - | - | ||
L290 or x42 | ≤ 0.28 | ≤ 1.30 | ≤ 0.030 | ≤ 0.030 | - | - | ||
L320 or X46 | ≤ 0.28 | ≤ 1.40 | ≤ 0.030 | ≤ 0.030 | - | - | ||
L360 or X52 | ≤ 0.28 | ≤ 1.40 | ≤ 0.030 | ≤ 0.030 | - | - | ||
L390 or X56 | ≤ 0.28 | ≤ 1.40 | ≤ 0.030 | ≤ 0.030 | - | - | ||
L415 or X60 | ≤ 0.28 | ≤ 1.40 | ≤ 0.030 | ≤ 0.030 | - | - | ||
PSL 2 | L245Ror BR | ≤ 0.24 | ≤ 1.20 | ≤ 0.025 | ≤ 0.015 | ≤ 0.40 | c | |
L290R or X42R | ≤ 0.24 | ≤ 1.20 | ≤ 0.025 | ≤ 0.015 | ≤ 0.40 | ≤ 0.06 | ||
L245N or BN | ≤ 0.24 | ≤ 1.20 | ≤ 0.025 | ≤ 0.015 | ≤ 0.40 | c | ||
L290N or X42N | ≤ 0.24 | ≤ 1.20 | ≤ 0.025 | ≤ 0.015 | ≤ 0.40 | ≤ 0.06 | ||
L320N or X46N | ≤ 0.24 | ≤ 1.40 | ≤ 0.025 | ≤ 0.015 | ≤ 0.40 | ≤ 0.07 | ||
L360N or X52N | ≤ 0.24 | ≤ 1.40 | ≤0.025 | ≤ 0.015 | ≤ 0.45 | ≤ 0.10 | ||
L390N or X56N | ≤ 0.24 | ≤ 1.40 | ≤ 0.025 | ≤ 0.015 | ≤ 0.45 | ≤ 0.10 | ||
L415N or X60N | ≤ 0.24 | ≤ 1.40 | ≤ 0.025 | ≤ 0.015 | ≤ 0.45 | ≤ 0.10 |
1).Why do you choose us?
A. ISO audited company.
B.We offer mill test certificate (MTC) or certificate of quality.
C. We offer competitive price with best service.
D.We can provide stainless steel processing services.
E.We have won high reputation based on best quality products.
2).What do we supply?
We supply steel, bar, fitting (elbow, tee, cross, con reducer, ecc reducer, pipe cap, stub end, welded fittings), flange, coil, plate and so on. Main grades of steel are TP304, TP304L, TP316, TP316L, TP317L, TP321. Main standards are GB, EN, ASTM, DIN, GOST, JIS.
3). What are the products used for?
The products are widely used in oil, chemical industry, gas, electricity, ship building, papermaking, cleaning water,mechanical production and nuclear energy.