Shandong Hongcheng Tube Industry

standard DIN***9, DIN ***8, DIN ***8, DIN ****5 , DIN ***0 material *0#**5#, Q**5A/ B/ C/ D, *7SiMn, *0

standard ASTM A**0, BC, EN****9, GB/T***8, GB/T***5, JIS G***6 material Q**5, Q**5, Q**5. Q

standard:DIN, ASTM grade:Cr-Mo alloy, A**-A**9, ST**-ST*2 Grade: *2Cr1MOV, *0CrMo**0, *2Cr1MoVG, *5CrMoG out

Standard:SY/T********0 Grade:Q**5A-B Q**5A-E outer diameter:**9mm****0mm thickness: 5.5mm**5.4mm

Standard: GB/T***1 API 5L GB/T***1 ***2 ****0 ****3 Grade:Q**5 **5 **5 **5 *0# *0# JL*5 X**-X*5 T

standard:API 5CT material: carbon or alloy steel outer diameter:*1.3mm to **2mm thickness:2.*1mm to *9

standard:DIN, ASTM grade:Cr-Mo alloy, A**-A**9, ST**-ST*2 Grade: *2Cr1MOV, *0CrMo**0, *2Cr1MoVG, *5CrMoG out

Material: API J*5, K*5, L*0, P**0, N*0 Standard: API 5CT, BS, JIS, GB, ASME, ANSI, DIN OD: *1.3 to **9mm

standard ASTM DIN JIS or GB standard material *2Cr1MoV *5CrMo *0CrMo**0 Cr5Mo A**5P*1 T*1 *2Cr

standard:API SPEC5L GB/T***1.1 GB/T***1.2 grade: A, B, X*2, X*6, X*2, X*6, X*0, X*5, X*0, X*0. L**5, L**0,