(1) name: steel pipe flange cover (2) certification: ISO9001 (3) sea port: tianjin (4) minimum ... order quntity: 5 metric tons o Quality Control:Steel Flat Flange Cover1.NDE after Rough Machining2.Hardness after Heat Treatment3.Mechanical ... testing4.Final NDE and Final Dimension CheckFeatures: 1) Standard: ANSI, ASME, API, DIN, JIS, JPI, UNI, BS, etc. 2) Material: 304 ...