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


3PE Pipe


Our products covers welded pipes( including longitudinal welded pipes) and spiral welded pipes; 

ERW: API 5L, GB/T9711.2, ASTM A53, ASTM A252, GB/T9711, GB/T3091, EN10217, EN10219 etc size 21.3-630, wall thickness 1.8-22.2; 

Spiral welded: API5L, ASTM A252, ASTM A134, GB/T9711, SY/T5037, SY/5040, S355JR, EN10217, size 219-3040mm, wall thickness 5-30 etc. 

Honors: API 5CT, API 5L, EN10217, ISO9001-2000, ISO9001-2008. 

Coating: PE, 3PE, 2PE, FBE etc


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