1.Standard: JIS G3458 2.Grade: STPA 12,20,22,23,24,25,26. 3.OD: 10.5-660. ... .Thickness: 1.7-64.2mm Standard: JIS G3458Grade: STPA 12, STPA 20, STPA 22,STPA 23, STPA 24, STPA 25,STPA 26 ... . Marking:specification,HS code,origin,or as required.Loaded in 20',40' container or in bulk. Any of your inquiries would ...