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


Welded Steel Pipe for Low Pressure Liquid


GB/T3091 standard 
Steel pipe in following specifications 
Out diameter: 21.3-630mm 
Wall thickness: 1.8-22.2mm 
Steel grade: Q195, Q235, Q275, Q345

OUT DIAMETER   21.3-630mm
WALL THICKNESS   1.8-22.2mm
STEEL GRADE   Q195, Q235, Q295, Q345

Welded Steel Pipe for Low Pressure Liquid


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