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


hot rolled seamless steel boiler pipes


hot rolled seamless steel boiler pipes 
standard: GB5310  Steel pipe |Seamless steel pipe
size: 2.0-20mm*114-610mm*6-12m 
material: 12Cr1MoV, 15CrMo, 20G, etc

hot rolled seamless steel boiler pipes

  | Carbon steel pipe | 

Standard: GB5310


Material: 15CrMo, 12Cr1MoVG, 20G, 12Cr1MoV, 16Mn, Q235B. Q345B, etc.

  seamless carbon steel pipe |

Size: OD: 50-610mm, WT:1.0-20mm, Length: 6-12m


Application: high pressure boiler pipe, low and medium steel boiler pipe.

  Oil pipeline |

Packing: in bundle, black painted, or as required

 Welded steel Pipe |

MOQ:3 tons


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