including:45d/90d/180d elbow,red/equal tee,ecc/con reducer,bend,cap,nipple,weldolet,coupling,gasket,nuts,
butt weld/socket weld/thread pipe fittings
carbon steel/stainless steel/galvanized pipe fittings
size:seamless dn15-600 welding:dn600-2400
wall thickness:sch5-160
standard:asme/en/din/jis