... ,10,16,25,40,100 3.material:cs&ss 4.standard: BS4504 ISO ANSI DIN GB JIS ASME 1) ANSI B16 ... " to 80" DN15 to DN2000Design: welding neck, slip on, blind, socket welding, threaded, lap-jointPressure: 150#, 300#, 600#,900#,1500#, 2500 ... , cold and hot galvanizePacking: sea worthy plywooden case, wooden pallet standard carbon steel as2129 flange