Anchor flange is an engineering component.
Structural characteristics
-Integrated design: often made into a monolithic structure without sealing gaskets, such as the anchoring flange of remote gas pipelines, which is connected to the gas pipeline through welding and fixed to the anchoring pile by the flange and flange body.
-With flange and neck: The flange has symmetrical flange necks on both sides, and the ports are welded to the pipeline ports, such as used for fixed connections in some pipeline systems.
Flanges technical specification
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Flange Material
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Carbon steel
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ASTM A105. ASTM A350 LF1. LF2, LF6, S235JRG2, P245GH,P250GH, P280GH, 等
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16MN, 20MN ,20# 等.
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Stainless steel
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ASTM A182, F304/304L, F316/316L etc.
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Alloy steel
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ASTM A182,F1,F5,F9,F11,F22 etc.
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Flange Standard
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ANSI /ASME B16.5/16.47
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クラス 150 – クラス 2500
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API 6A
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クラス 2000 -20000
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AWWA C207
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Class B-F
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DIN
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PN1 -PN400
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BS
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6Bar 10Bar 16Bar 25Bar 40Bar
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EN 1092-1
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PN2.5 – PN400
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GOST12820,12821, 33259-2015
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PN6- PN400
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JIS B2220
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5K – 40K
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AS2129
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Table A, B, E,F,H,G,K,R,S.T.
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Flange Size
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1/2″ -200″ / DN10-DN500
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Flange Type
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Welding neck , Slip on, Blind , Long welding neck, Lap joint,
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Socket, Threaded ,Flat, custom-made.
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Flange Surface
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Anti-rust oil, transparent paint , Black paint, Yellow paint, hot-dipped Galvanized, electrical galvanized, Dacromet
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Connection
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Welding, Threaded,Lap joint
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Technical
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Forged
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Flange Package
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Standard export packaging (Plywood Case Outside, Plastic film lining Inside).
At Customers’ Requirements |
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Flange Heat Treatment
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Normalizing, Annealing, Quenching+Tempering
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Flange Applications
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Petrochemical & Gas industry,Shipbuilding industry, Power industry, Valve industry,Water works, and general pipes connecting
projects etc. |
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we are pleased to give brief introduction about our products as followings:Material: Q235, 20#, A36, A105,A105N, SS400,ST37.2 C22.8, P250GH, S235JR, S355J2G3, 16Mn/ Q345R, SS
304,SS304L,SS316,SS316L,SS316Ti, SS321, F60,F62,F65,F70,LF2, etc.Outside Coating: Rust preventing oil, spray paint (black, yellow), hot dipped galanized , cold galvanization or colored
electroplate, Epoxy powder coating and so on. Application area: oil, gas, chemical industry, nuclear power station, food manufacturing, construction, shipbuilding, paper
making, medicine and other industries.
Application area
-Oil and gas industry: In the construction of long-distance pipelines, it is used for tunnel crossings, gas transmission stations, and pipeline sections, and is anchored with cement to prevent displacement.
-Other engineering fields: It is also applied in some working conditions that require fixed pipeline connections and high pressure, such as basic engineering in chemical and construction industries.
manufacturing process
-Forging process: Some anchor flanges adopt a ring forging structure, which is formed through forging processing to ensure their strength and toughness.
-Welding process: The connection with the pipeline mainly adopts welding method, which requires high welding process and welder qualifications