... :Stainless Steel 2.Standard: ANSI, BS, DIN, UNI, JIS, GB 3.Various type:Slip-On, Welding Neck,etc 1. Size: 1/2" - 40 ... PN 6, PN 10, PN16, PN25, PN40 and PN64 JIS 5K, 10K, 16K and 20K 4.Face treatment: Transparent oil, rust-proof ... product quality, sufficient supply, competitive price and best service. ASTM,JIS,EN,DIN Stainless Steel Slip on Flange