... 1,Size,standard and custom size 2,Material:Welding Neck Flange 3,Professional Tech Supply supply Welding Neck Flange1.specificationStandards: ANSI(ASME), AWWA ... , DIN, EN1092, GOST, JIS, BS, UNI, SABSType: welding neck, slip on, bind, threaded, lap-joint, socket weldingPressureMaterial: carbon ... fumigation-free pallet. item standard No. size PN Type Material 1 ANSI B16.5 1/2"--24" 150-2500LBS BL ...