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GOST5632 JIS Socket Welding Flange A105 C21 Carbon Steel 150# Flanges

Flange is the parts which connects two pipe ends, flange connection is defined by the flange, gasket and bolt three are connected as a group of combined sealing structure of the detachable connection.
The gasket is added between the two flanges and then fastened by bolts. Different pressure flange, thickness is different, and the bolts they use are different, when pump and valve connect with pipe, the parts of the equipment are also made of the corresponding flange shape, also known as flange connection, usually closured bolted connection parts are also known as flanges, such as the connection of ventilation pipe, this kind of parts can be called "flange type part", but this connection is only part of a device, such as the connection between flange and water pump, it's not inapposite to call water pump as flange type parts,but relative small valve, it can be called as flange type parts.

Name: Flange

Size: DN15-DN1200

Standard: GOST 12820-80,ANSI B16.5,EN1092, BS4504, JIS B2220-2012, DIN, AMSE B16.5,UNI etc.

Material: Stainless steel: A182F304/304L, A182 F316/316L, A182F321, A182F310S,A182F347H, A182F316Ti, 317/317L, 904L,1.4301,1.4307,1.4401,1.4571,1.4541,254Mo and etc.

Carbon steel: A105, A350LF2, S235Jr, S275Jr, St37, St45.8, A42CP, A48CP, E24 , A515 Gr60, A515 Gr 70 etc.

Certificates: API5L, ISO 9001:2008,SGS, BV,CCIC,TUV

Pressure: 150#-2500#,PN2.5-PN400,5K-40K

Surface Treatment: black paint, varnish, oil, galvanized, anti corrosion coatings.

Marking: Standard marking, or according to your request. Marking Method: Spray white paint

Packaging: Loose package; Packaged in bundles(2Ton Max); Bundled pipes with two slings at the both end for easy loading and discharging; End with Plastic caps; Wooden cases.

Test: Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size Inspection, Hydraulic Testing , X-ray Test.

Application: liquid delivery; Structure pipe; High and low pressure Boiler tube; Seamless steel tubes for petroleum cracking; oil pipe; gas pipe.

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