ANSI Carbon steel PL LB2500 1Type:Carbon steel flange 2Material:Carbon steel 3.Cert:ISO9001:2008,TUV2010,PED2010 ANSI Carbon steel PL LB25001. Type: WN, SO ... Orifice Flanges and Non-Standard flanges 2. Material: carbon steel, stainless steel and alloy steel flange3. Standard: ANSI, JIS, BS, DIN ... Other products:Forgings(round cake,square of categories,deep punchingtype,step shaft,ring class,gear and so ...