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Quality Assurance 

Certificate of Authority to Use the Official API Monogram.JPG

API 5CT  Certificate 

The American Petroleum institute reserves the right to revoke this authorization to use the official API Monogram for any reason satisfactory to the board of directors of the American Petroleum Institute.

The scope of this license includes the following: Manufacturer of Casing or Tubing Couplings at Groups 1,2,3 and 4,H40/PSL 1,K55/PSL1,N80 PSL1,R95/PSL1,L80PSL1,P110/PSL1,Q125 PSL1,Processor of Casing or Tubing Plain End at Groups1,2,3 and 4,J55/PSL1,N80/PSL1,N80(Q)/PSL1,R95/PSL1,L80/PSL1,P110/PSL1,Q125/PSL1;Threader

CHINA CLASSIFICATION SOCIETY CERTIFICATION

 

 

 

CHINA CLASSIFICATION SOCIETY CERTIFICATION COMPANY

NO.00513Q20811R4M

Has been found to conform to standard GB/T  ISO9001:2008

This certificate is valid to the following scope for QMS: *PRODUCTION OF OCTG(2-3/8”-24”)

 

 

 

Manufacture License of Special Equipment People’s Republic of China

Pressure Piping 

 

Certificate of Hi-tech and New Technology Enterprise.JPG
Certificate of Hi-tech and New Technology Enterprise.JPG




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