Product Description
Standard | Grade | C max | Mn max | Si max | P | S | Yield strength max mpa | Tensile strength mpa | Elongation% |
ASTM A333 | GR.1 | 0.30 | 0.40-1.06 | — | 0.025 | 0.025 | 205 | 380 | 20-25 |
ASTM A333 | GR.3 | 0.19 | 0.31-0.64 | 0.18-0.37 | 0.025 | 0.025 | 240 | 450 | 14-20 |
ASTM A333 | GR.4 | 0.12 | 0.50-1.05 | 0.08-0.37 | 0.025 | 0.025 | 240 | 415 | 12-17 |
ASTM A333 | GR.6 | 0.30 | 0.29-1.06 | 0.10 | 0.025 | 0.025 | 240 | 415 | 14-22 |
ASTM A333 | GR.7 | 0.19 | 0.90 | 0.13-0.32 | 0.025 | 0.025 | 240 | 450 | 28 |
ASTM A333 | GR.8 | 0.13 | 0.90 | 0.13-0.32 | 0.025 | 0.025 | 515 | 619 | 22 |
ASTM A333 | GR.9 | 0.20 | 0.40-1.06 | – | 0.025 | 0.025 | 315 | 435 | 18 |
ASTM A333 | GR.10 | 0.20 | 1.15-1.50 | 0.10-0.35 | 0.025 | 0.025 | 450 | 550 | 18 |
ASTM A333 | GR.11 | 0.10 | 0.60 | 0.35 | 0.025 | 0.025 | 240 | 450 | 18 |
Steel Pipe Materials Can Be Supplied
item | material | standard | specification (OD*WT)mm | usage | |
alloy pipe | Cr5Mo. 15CrMo | GB5310-95 GB9948-88 | 16-824*2-100 | The seamless steal pipes features resistance to high pressure, high/low temperature and corrosion and is used in the industries of petroleum, chemical engineering and. Electric power as well as boiler | |
13CrMo44 | ASTMA335/A335M | ||||
12Cr1MoV P22 | ASTMA213/213M | ||||
T91,P91,P9, | DIN17175-79 | ||||
T9 Wb36 | JISG3467-88 | ||||
JISG3458-88 | |||||
High-pressure boiler pipe | 20G,A106, | GB5310-95 | 14-630*2-80 | Temperature-resistant seamless steel pipe far high-pressure boiler | |
ST 45 | ASTM A 106-99 | ||||
DIN17175-79 | |||||
Seamless pipes for petroleum | 20, 12CrMo, | GB9948-88 | 10-530*1.5-36 | Boiler pipes for refinery, heat-exchanging pipes,seamless steel pipes for pipeline | |
15CrMo | |||||
High-pressure Seamless pipes for fertilizer making equipment | 20, 16Mn, | GB6479-2000 | 18-530*3-40 | Fertilizer making equipment and pipe line | |
Q345 | |||||
Low and medium-pressure boiled pipe | 10,20 | GB3087-1999 | 10-530*2-40 | Over-heat pipe for low and medium pressure boiler,boiling water pipe, locomotive smoke pipe(big and small) | |
Fluid pipe | 20, Q345 | GB/T8163-1999 | 8-630*1.0-40 | Fluid feeding | |
Structural pipe | 20, Q345 10, | GB/T8162-1999 | 6-1020*1.5-100 | For common structure | |
20,35,45, | |||||
16Mn,Q345B | |||||
Line pipe | Gr.B | API | 60-630*1.5-40 | Carrying gas, water or oil in the industries of petroleum and natural gas | |
Hydraulic prop pipe | 27SiMn | GB/T17396-1998 | 70-377*9-40 | Hydraulic support and prop | |