... 1/2"-160" Material:Carbon steel: Q235B, A105,16Mn, 316L 20#; Stainless steel; Alloy steel ansi flange Flanges of ... from 300 to 2500 lbs are in accordance with ANSI B 16.36.Blind, slip on, welding neck ... different shapes and sizes 1. Standard:(forged flange)ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129, ... Size:1/2-78 inch (DN15-DN2000)4. Material:Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH ...