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


seamless carbon steel pipe,A106/A53 GR.B , DIN2448

  standard:ASTM ,API5L , DIN, 


SEAMLESS  pipe :

Seamless steel pipe|
API steel pipe|
ERW steel pipe|
Production acc. to the standard of GB /ASTM / ASME / DIN / JIS
ASTM B 16.9 /16.11 B 16.28 JIS B 2311/2220 DIN2617/2616/2615
Types: Elbows, seamless and welded, LR & SR ,Bend -Equal and reducing Tees,
seamless and welded - Concentric and eccentric Reducers,
seamless and welded -Caps,    
Wall thickness: From Sch5 up to Sch160/STD/XS/XXS
Material Grades: A403,WP304, WP304L, Wp316, WP316L, A234WPB,
Dimensions: Seamless: from 1/2' up to 24'  
Welded: From 1/2' up to 72'    
Packaging: Wooden Cases painted black or oil


Steel pipe |
Seamless steel pipe|
API steel pipe|
ERW steel pipe|
Alloy steel pipe|
Carbon steel pipe|
spiral steel pipe|
Galvanized steel pipe|
Stainless steel pipe |

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