| 16MnDG 10MnDG 09D 09Mn2VDG 06Ni3MoDG ASTM A333Grade1 ASTM A333Grade3 ASTM A333Grade4 ASTM A333Grade6 ASTM A333Grade7 ASTM A333Grade8 ASTM A333Grade9 ASTM A333Grade10 ASTM A333Grade11 | GB/T18984-2003 ASTM A333 | 8-1240*1-200 | apply to -45°C~-195°C grade low temperature pressure vessel and heat exchanger |
High pressure boiler tube | 20G ASTM SA106B/C ASTM SA210A/C ST45.8-III 12Cr1MoVG 15CrMoG P91 1Cr5Mo | GB5310-1995 ASTM SA106 ASTM SA210 DIN17175-79 | 8-1240*1-200 | apply to produce high pressure boiler, header, steam |
High pressure fertilizer tube | 10 # 20 # 16Mn 12CrMo 20G 15MnV | GB6479-2000 | 8-1240*1-200 | Apply to the temperature -40--400°C; pressure 10-32Mpa chemical equipment |
Oil cracking tube | 10 # 20# 12CrMo 1Cr5Mo 1Cr19Ni11Nb 15CrMo | GB9948-2006 | 8-630*1-60 | Apply to oil refinery furnace tube and heat exchanger |
middle pressure boiler tube | 10# 20# 16Mn<Q345A.B.C.D.E> | GB3087-2008 ASTM A106 A,B | 8-1240*1-200 | |
| 10# 20# Q295 ASTM A106A,B,C A53A,B 16Mn<Q345A.B.C.D.E> | GB/T8163-2008 ASTM A106 ASTM A53 | 8-1240*1-200 | |
Structure pipe | 10# 20# 45# 27SiMn ASTM A53A,B 16Mn<Q345A,B,C,D,E> 20Cr 40Cr 20CrMo 30-35CrMo 42CrMo 40Mn2 35Cr 35CrMoA | GB/T8162-2008 GB/T17396-1998 ASTM A53 | 8-1240*1-200 | Apply to structure, engineering scaffolds, machining |
| J55 K55 N80 L80 C90 C95 P110 | API SPEC 5CT ISO11960 | 60.23-508.00 *4.24-16.13 | Apply to extract oil and gas |
| A B X42 X46 X52 X56 X60 X65 X70 X80 L245 L290 L360 L415 L450 | API SPEC 5L GB/T9711.1 GB/T9711.2 |