... flange, slip on flange, lap joint flange, thread flange, slip on flange, blind flange,stainless flange 1. Type: welding neck flange, slip on flange, lap joint flange, thread flange, slip on flange ... , blind flange2. Material: carbon steel, stainless steel and alloy steel flange3.Standard: ANSI, JIS, BS, DIN,UNI, EN, GB, AWWA, API ... : PN 6, PN 10, PN16, PN25, PN40 and PN64 stainless flange