... quality control 3.near 20 years' experience Outline of CompanyHuzhou Yinhuan Stainless Steel Co., Ltd is reestablished ... SA789, B677, SB677, JIS G3463, EN10216-5, SA688 ExperiencedLists of StandardApplicable Code No.Steel GradeASTMA213, A269, A312, A789, A790 ... ,Testing: (1) Hydro-Static Test (2) Non-Destructive Test (3) Ultrasonic Test (4)Eddy-Current Test Certificate ISO 9001-2008PED 97/23 ...