... JIS 2.150LB 300LB 600LB 900LB 150 3.SLIP-ON WELD NECK BLIND THREAD 1)Name: carbon steel flange ... 80" (DN15 to DN20005)Special designavailable as the requirements of customer6)Certificates: the TUV CERT ,ISO9001 - 2000, WO , ... JIS, HG, GB, JG, BS.8)All the flanges are according to the ASTM, BS, DIN, JIS, EN, GB ... -Merkblatt WO/TRD100 and PED. We have approved the audit of ISO9001-2000 . If you have demand ...