pipe flange: 1.OEM service offered; 2.ISO9001 authentication; 3.15 years of experience; 4. good quality and price Mainly Flanges produced and ... , TH, SW), JIS 30K Weld Neck Flange 4) BS 10 Table D/E/F/H Flange, BS 4504 NP/2, NP/3 ... , NP/4, NP/8 Flange5) DIN EN 1092-1 Flange NOTE: More information is available upon receipt of your enquiry. stainless pipe flange