gb 9948 petroleum steel pipe


GB 9948 12Cr1Mo Seamless steel tubes for petroleum

GB 9948 12Cr1Mo Seamless steel tubes for petroleum

GB 9948 specifies the classification, code, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of seamless steel tubes for petroleum cracking. GB 9948 is applicable to seamless steel tubes for furnace tubes, heat exchanger tubes and pressure piping for petrochemical industry. GB 9948 07Cr19Ni11Ti Seamless steel tubes for petroleum GB 9948 specifies the classification, code, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of seamless steel tubes for petroleum cracking. GB 9948 is applicable to seamless steel tubes for furnace tubes, heat exchanger tubes and pressure piping for petrochemical industry. GB T9948 - Bebon steelsGB T9948,This standard specifies the classification, code, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of seamless steel pipes for petroleum cracking. GB/T 9948 12Cr5MoI Seamless Steel Tube Contact Us Henan BEBON Iron&Steel ,ltd. GB 9948-2013:PDF in English. - Chinese StandardGB 9948-2013 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 77.140.75 H 48 Replacing GB 9948-2006 Seamless steel tubes for petroleum cracking ISSUED ON. SEPTEMBER 18, 2013 IMPLEMENTED ON. JULY 01, 2014 Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of GB 9948-2013 English Version, GB 9948-2013 Seamless steel