LWN Stainless Steel DIN SO Flange 1) Standard: ANSI, DIN, JIS, UNI, etc 2) Material: 304, 316, 304L, 316L, 321, etc. 3) Types: SO, WN, LWN, SW, Rh, BL, etcITERMS DESCRIPTION Flang Type din so flange Size 1/2" -24" Pressure class150-class2500 Seal Surface RF, FM/M, T/G, FF, RJ Feature Good strength, tightness and stiffness, high temperature and alternating bending resistance Standard HG20592--HG20625 Application Fields widely used in many fields, such as papers, ship-building, petrol, chemistry, electricity, gas, sewage, architecture and other industries. Packing In wooden cases, wooden pallets or as per customers' requirement; Quolity Control Mechanical Properties Testing and Material Analysis detected by XRF. Process Material acceptance, material cutting, heating/surface treatment, hot/cold forming, heat treatment, machining, Non-destructive-test/Geometric checking, acidwashing/antisepticising, marking,