German Flange Application Standard (DIN)

YANHAO 2021-10-09 Flange knowledge 82

Pipe: large outer diameter series pipe flange: European flange
Pressure rating: PN 0.1, 0.25, 0.6, 1.0, 1.6, 2.5, 4.0, 6.4, 10.0, 16.0, 25.0, 32.0, 40.0 13 levels
Nominal diameter: DN6-4000mm
Flange sealing surface: 7 types of flat surface (FF), convex surface (M), concave and convex surface (MF), tongue and groove surface (TG), rubber ring connection surface (RJ), lens surface and diaphragm welding surface
Flange type: flat welded plate (SO), flat welded loose sleeve, flanged loose sleeve, butt welded flanged loose sleeve, butt welded ring flanged loose sleeve, butt welded (WN), threaded connection type (TH), integral type and flange cover (BL) 9 types

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    China Hebei Yanhao Pipeline Equipment Co., Ltd. is a professional manufacturer of steel elbow flange pipe fittings.Our company undertakes the customization of various standard or non-standard models of flanges,elbows, tees, large and small heads, reducers, The company has multiple production lines that...