Steel butt weld flange

1.Pressure PN 0.1; 0.25; 0.6; 1.0; 1.6; 2.5; 4.0; 6.3; 10.0; 16.0; 20.0 MPa (1.0; 2.5; 6.0; 10.0; 16.0; 25.0; 40.0; 63.0; 100.0; 160.0; 200.0 kgf / cm2) in accordance with GOST 356-80.

2. Material: St3sp not lower than the 2nd category of GOST 535-88; 09G2S in accordance with GOST 19281-89, 10G2 in accordance with GOST 4543-71; Steel 20, 25 in accordance with GOST 1050-88; 15XM in accordance with GOST 4543-71; 12Х18Н9Т in accordance with GOST 7769-82 - the grade of the material is specified when ordering.

3. Design and dimensions according to GOST 12821-80