Product Name: ASTM A182 F12 Steel Flange Model NO.: 1/2-72" Flange Manufacturing Way: Forging Sealing Surface: RF Connection: Welding Structure: Flanges Material: Carbon Steel Type: Welding Flange Standard: ANSI, DIN, GB, JIS, GOST Pressure: 150# -2500# Production Process: Forged and Cast Color: Anti-Rust Oil , Yellow , Black etc Size: 3/4"-64" Number Type: ANSI, BS, DIN, JIS and Mss etc. Trademark: GHL Transport Package: Seaworthy Packing Specification: ASTM, ANSI. API, DIN, JIS Origin: Tianjin, China HS Code: 73072100 Product Description Seamless stainless flangeStandards: ANSI, BS, DIN, JIS and MSS etc.Materials: Carbon steel, Stainless steel and Alloy steel etc.Size: 1/2" ~ 64"(DN15 mm ~ 1600 mm)Type: Slip-On, Welding Neck, Blind, Socket Welding, Threaded, Lap Joint and Plate etc.Pressure Ratings: Class 150, 300, 600, 900, 1500 and 2500Pressure Ratings: PN 6, PN 10, PN16, PN25, PN40 and PN64Pressure Ratings: JIS 5K, 10K, 16K and 20KProductsFlangesWN(welding-neck);SO(slip-on);PL(Plate);BL(Blind);TH(Threaded);SW(socket-welding);LF/SE(lapped flange/stub end);LWN(long welding neck);Orifice flange; Reducing flange; API flange; Integral/Compact flange; Spectacle blind, spade and spacer, Paddle blind, Paddle spacer ;Orifice plate; Pipe plate ,Bleed ringstandardAmerican standardANSIB16.5,B16.7,/API605,6A,6B/MSS SP44/AWWA C207GermanstandardDIN2630,2631,2632,2633,2634,2635,2636,2637,2638,2501(WN); DIN2573,2576,2527,2655,2656(PL);DIN2566(TH)BritishStandardBS4504 PN16,PN40/BS10RussiaStandardGOST12820,12821ChineseStandardNon-standardAccording to drawing size from 10mm-5000mm