|
Tube class |
Representative Brand |
Specification (mm) |
Executive standards |
Usage |
|
Tubing sleeve |
J55, K55, N80, L80, C90, T95, P110, C110, Q125 and other steel grades, and anti-corrosion series, anti-collapse series oil casing |
Outer diameter: 56.5-339mm Wall thickness: 4-40mm |
API5CT, ISO 11960, GB/T19830, GOST632-80, etc |
Drilling of oil and gas wells |
|
Line pipe |
B- X70 steel grade, and corrosion resistance series, low temperature resistance, acid service, marine service series line pipe |
API 5L, ISO 3183, ASTM A333, ASME SA333, etc |
Oil and gas transmission |
|
|
Cylinder tube |
37Mn series, CrMo series, 4130X, etc. |
GB18248, JIS G3429, ASTM A372/A372M, EN10297-1, etc. |
Industrial Gas Storage and Transportation |
|
|
Pipe for oil cylinder |
E355, E470, 25Mn, Q345B |
EN10297-1, EN10210-1,GB/T3077 |
Construction Machinery |
|
|
Hydraulic Strut Tube |
27SiMn, 30CrMnSi, 30CrMo |
GB/T3077, etc. |
Construction Machinery |
|
|
Axle tube |
20Mn 2/1, SAE1527 |
GB/T 17396, YB/T 5035 |
Automobile industry |
|
|
High pressure, low and medium pressure boiler tubes |
10#, 20#, 20G, 25MnG, 15CrMoG, 12Cr1MoVG |
GB/T 8162; GB/T8163; ASTMA519 |
Main steam pipe, superheater pipe, reheater pipe, etc. of electric power, thermal power and other boilers |
|
|
Other |
10# 20# 45# 40Cr, 27SiMn, Q355, Q460, 42CrMo |
GB/T 8162; GB/T 8163; ASTM |
Manufacture of structural parts, pipe fittings, conveying fluids, etc. |
1/1
Seamless Steel Pipe
Negotiable
China
No. 49, Building 12, Headquarters Base, No. 188, South Fourth Ring West Road, Fengtai District, Beijing
138-48249990
liangjianing@ejianlong.com
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