pipes

pipes
API certificate and the certificate of ISO9001 international quality control system
pipes
Main material
Standard according
specification
Alloy pipe
Cr5Mo.(P5.STFA25.T5)
GB5310-95
25-560*4-50
15CrMo(P11P12STFA22)
GB9948-88
13CrMo44
ASTMA335/A335M
12Cr1MoV
ASTMA213/213M
P22(10CrMo910)
DIN17175-79
T91P91P9T9
JISG3467-88
WB36
JISG3458-88
Structure pipe
1020354516MnQ345B
GB/T8162-1999
25-560*4-40
Line pipe
B
API
60-560*4.5-40
Hydraulic pillar pipe
27SiMn
GB/T17396-1998
70-377*9-40
Marine pipe
410
GB/T5312-1999
25-426*4-45
Fluid pipe
20Q345
GB/T8163-1999
25-560*4-40