Flat plug

This standard applies to flat welded plugs made of carbon and low alloy steels for pipelines of thermal power plants, to a nominal pressure of 4 MPa (40 kgf / cm2), at a working fluid temperature of up to + 425 ° C. According to this standard, we manufacture welded flat plugs with a diameter of 45 mm to 1020 mm. The standard complies with the requirements of the "Rules for the Construction and Safe Operation of Steam and Hot Water Pipelines" ПБ 10-573-03, approved by the State Technical Supervision Service of the Russian Federation.