Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association


Alloy Steel Pipe ASTM A335

 Special design is available according to the customers' requirements All the production process is made under the ISO 9001: 2008 strictly 

If any question, pls feel free to contect with us.

Alloy pipe|
spiral steel pipe|
Galvanized steel pipe|
Oil pipeline |
Welded steel Pipe
standard API 5L, API 5CT, DIN1629/2448, DIN17175, ASTM A53, ASTM A106B, ASTM A179, ASTM A210, ASTMA335, ASTMA519 
  material   A335P11/P91/P92, 15CrMoG, 12Cr1MoVG, 1Cr5M0, Cr5Mo, Cr9Mo, 0Cr9Mo, 15CrMo, 35CrMo, 12Cr1MoV, 10CrMo910, A335P91, 1Cr2Mo15MnV, 37Mn5, 10Cr9Mo1VNb, 15NiCuMoNb5, 12Cr2MoWVTiB
  outer diameter   3' ' -12' '
  thickness   SCH 40-SCH 160

Casing Pipe |
Seamless pipe | 
Drill pipe|
Thick wall steel pipe
Pipe fittings
Black Steel Pipe | 
Structural Steel Pipe | 
steel pipe schedule | 

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