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Buy Flange vorotnikovy Du50 Ru100
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  • Flange typeThe collar
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Flange vorotnikovy Du50 Ru100

it is executed on GOST 12821-80
pressure 100
diameter of an opening 50 mm
steel brand 12X18H10T
type execution 1


- usually flat ring or a disk with evenly located openings for bolts and hairpins serving for strong and tight connection of pipes and pipeline fittings, accession them to machines, devices and capacities for connection of shaft and other rotating details (flange connection). Flanges use in pairs (set).
Flanges differ by the sizes (there are flat and vorotnikovy flanges), a way of fastening and a form of a sealing surface. Vorotnikovy flanges can have the following execution: a flange vorotnikovy with a connecting ledge, with a ledge, with a hollow, with a thorn, with a groove. A flange under lens laying, under laying of oval section, with a thorn under ftoroplastovy laying, with a groove under ftoroplastovy laying.

Flanges can be elements of a pipe, a fitting, a shaft, a case detail, etc. Flanges in the form of separate details most often weld or screw on the ends of the connected details. The form of a sealing surface of a flange in pipelines depends on pressure of the environment, a profile and material of laying.

Flanges are applied on pipelines and fittings with conditional pressure up to 1,0 MPas of 10 kgfs/cm ² and from -40 °C to +200 °C with the temperature of working environment. Depending on Wednesday and pressure differ in a form of a connecting surface which there are nine types. On a way of accession to a pipe: flat, vorotnikovy and carving. Flat puts on on a pipe and it is welded on a back surface. Because of it the internal diameter of a flat flange is a little more than outer diameter of a pipe. The Vorotnikovy (sapozhkovy) flange is welded end-to-end, its internal diameter is equal to diameter of conditional pass of a pipe. Vorotnikovy flanges are applied usually on pipelines with a working pressure more than 4 MPas. Carving flanges are applied seldom.

Flanges steel flat welded GOST 12820-80.
Material brand - st3sp, steel 20, steel 25;
Temperature of a working environment - from -30 °C to +300 °C;
Wednesday - water, steam, gas;
Pressure - Ru 10-16;
Scope - steel flat welded flanges of pipelines and connecting parts, and also connecting flanges of fittings, connecting parts of cars, devices, branch pipes, devices and tanks.

- Flange of steel Du 32;
- Flange of steel Du 50;
- Flange of steel Du 80;
- Flange of steel Du 100;
- Flange of steel Du 125;

Flanges steel vorotnikovy Du the 10-600th Ru 16-160. GOST 12821-80.
Flanges vorotnikovy are applied to connection of pipelines and connecting parts, and also connection of pipeline fittings, pumps, connecting parts of machines, devices, branch pipes of devices, the heatexchange equipment, tanks.

Case material - steel;
Wednesday - water, steam, gas, nonaggressive liquids;
Accession type - welded in a joint;
Constructional features - flat, execution 1;
Nominal pressure of PN, kgf/cm ² - 16-350;
Temperature of a working environment - to 500 °C;
Scope - connection of pipelines, fittings, tanks.

If you need to buy steel flanges in Kharkiv, contact our experts, and obtain more detailed information.

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