Dni1400 Carbon Steel Flat Welding Flange (ZH-323) Shanghai Z&H Hardware Co., Ltd. Base Info Model NO.:ZH-323Standard:ANSI, GBType:Welding FlangeMaterial:Alloy SteelManufacturing Way:CastingProduct Name:Welding FlangeModel Number:Zh-323Origin:Shanghai, China Description Pre:Flange Alloy Steel Casting Flange Welding Flange (ZH-322) Next:M4 M5 M6 M8 Knurled Plastic Brass Insert Nut