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


21-610mm LSAW welded pipe


LSAW welded pipe Welded steel Pipe
Casing Pipe |
1 OD 21-610MM 
2 WT 2-20MM 
3 Steel Grade: A, B, X42, X46, X52, ASTMA53 Q235/345

spiral steel pipe|


LSAW welded pipe

Seamless pipe | 


product name welded steel pipe
OD 21-610MM
WT 2-20MM
standard GB ASTM API 
Grade Q235/Q345/X42/X52/A53
Application: Structure steel pipe,boiler tube,petroleum,gas
Delivery FOB CIF
|Drill pipe |Galvanized steel pipe|
Oil pipeline 


ERW A53.jpg






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