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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
1) Standard: ASTM A106,A179,DIN2448/17175.
2) Grade: Gr.B,ST35.8,ST45.8, ST52.3.
3) Size: O.D 13.7mm - 88.9mm (1/4''-3'').
4) Wall Thickness: 2mm -15 mm.
5) Length: 5.8 M to 11.8 M.