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


High Quality API 5L SSAW spiral steel pipe

 LSAW Means  Longitudinal Submerged-arc welded

Diameter:                                      219-2620mmThick wall steel pipe

WT:                                                     5-22mm

Grade:                                             Gr.B-Gr.X70 Steel pipe |

Standard:                    PSL 1/PSL 2/BG/ASTM/API 5L

Application:Oil,Water system,Gas and ConstructionSeamless steel pipe

Supply OEM, Special order for pipe.Drill pipe|welding steel pipe|


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