Pipeline fittings

“Cheboksary Power System Works” Ltd. supplies blanks of valves for oil and gas and energy industries. Products are produced both standard and individually by specific customer orders.

The range of products includes flanges of various sizes and weight, body valves, high strength fasteners, hardware, fittings, swages, plugs.

“CPSW” Ltd. is the exclusive seller of blanks (castings and forgings) of pipe fittings produced by enterprises belonging to the Concern "Tractor plants":

  • “Zauralsky Forge&Cast Factory” Ltd, Kurgan;
  • "Lipetsk forging factory" Ltd, Lipetsk.

The products are manufactured by hot forging or a variety of ways of casting of structural and alloyed steels.

The flanges are manufactured with sealing surfaces ​​in version 1 (except flanges PN 10.0, 16.0 and 20.0 MPa (100, 160, 200 kgf/cm2)), 2, 3, 4, 5, 6, 7, 8, 9 and connecting dimensions according to GOST 12815-80.

Flanges from DN 40 mm to DN 400 mm are made ​​with stitched central vent into the "finishing" size that allows it to exclude the subsequent machining operation. The quality of the surface of the central stitched vent is 12.5 to 160.

The flanges are made with sealing surfaces of versions 1, 2, 3 and connecting dimensions according to GOST 12815-80.

Hull valves are manufactured by hot forging with flanges and weld with wedge and ball valves. Hull valves with nominal sizes DN 100 mm and above are made with stitched vents, making it possible to reduce the weight of forgings by 6 kg.

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