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


ASTM A333 GR.A,GR.1,GR.6,GR.7,GR.3 Steel Pipes

Type: hot-rolling and cold-drawing carbon seamless steel pipe 

product: ASTM A333,GR.A,GR.1,GR.6,GR.7,GR.3, 

Type:  seamless  alloy steel pipe 
Technique:  seamless
Place of Origin:  HeBei China(Mainland)
Standard:  ASTM  GB 

ASTM A333,:GR.A,GR.1,GR.6,GR.7,GR.3,  size:1/4″-28″,(13.7- 711.2mm).

Packaging:  standard packing suitable for exporting by sea 
Applications Range:  oil pipe  structure pipe 
Payment Terms:  L/C  T/T
Min Order Quantity:  50Ton
Delivery Time:  According to customers requirement 



Cangzhou QCCO Steel-Pipe Co., Ltd., is located on the Industrial Zone, Yanshan County, Hebei Province. It is one of the largest enterprises that specialize in producing and selling steel pipes and pipe fittings in North China. It is of convenient transportation as it is only 200 km away from Xingang, Tianjin, China.

    Our company covers an area of 80, 000 m2 with a total assets of 90 million Yuan. There are 360 staff members including 80 technicians in our company. We also establish an effective complete quality control system. In 2003, our company obtained the certificate of ISO9001 Quality System Authentification, and it started to run in accordance with API 5L and API 5CT in 2004.
    Our company is equipped with sophisticated manufacturing and testing equipments, and a complete testing system has been established which includes advanced testing equipments, such as X-ray detector, ultrasonic wave detector, hydrostatic tester, tension tester, metallurgical analyzer and physical & chemical lab, etc. These equipments and technologies guarantee that the production and testing processes are up to relevant standards, so that the products are satisfied by the requirements of clients doubtlessly

ASTM A333 Steel Pipes

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