Large diameter butt welded flanges (HG20595, HG20617, GB/T9115, JB/T82) are suitable for applications with high pressure, temperature, and large pipe diameters. The sealing surface types include flat, protruding, and concave. Technical parameters: executed in accordance with national standards

Quality standards: Production and manufacturing strictly in accordance with relevant national standards

Product specifications: DN10-DN2000

Product color: Metallic white

Product features: Anti corrosion, smooth surface, acid and alkali resistance, high temperature resistance, reasonable price calculation, beautiful appearance, strong texture performance

Production process: professional overall forging, forging manufacturing, etc

Processing methods: high-precision CNC lathe turning, ordinary lathe precision turning, argon arc welding and other processing

Manufacturing standards: National Standard, American Standard, German Standard, Japanese Standard, Electric Standard, British Standard, Italian Standard, etc

Product Material: Carbon Steel, Stainless Steel, Alloy Steel

Material: Carbon steel A3 Q235 20 # 20G ST45.8 A105 A106

Alloy steel 16M 12Cr1MoV 10MCrMo910 Cr5Mo 15CrMo A335P11 A335T91

Stainless steel 1 Cr18Ni9Ti(18-8) 0Cr18Ni10Ti(321) 0Cr18Ni9(304) 00Cr19Ni10(304L) 0Cr17Ni12Mo2(316) 00Cr17Ni14Mo2(316L)

Usage: Widely used in water conservancy, electricity, power stations, pipeline fittings, industry, pressure vessels, chemical plants, shipyards, pharmaceuticals, etc.