Flanges for valves, fittings and pipelines for Pnom from 0,1 to 20 MPa (from 1 to 200 kgf/sq sm). Types. Connecting dimensions and dimensions of sealing surfaces
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Flanges for valves, fittings and pipelines for Pnom from 0,1 to 20 MPa (from 1 to 200 kgf/sq sm). General technical requirements
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Welded joints in steel pipelines. Main types, design elements and dimensions
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Flanges for valves, fittings and pipelines for pressure to PN 250. Design, dimensions and general technical requirements
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Flanges for valves, fittings, and pipelines for pressure from PN 1 to PN 200. Design, dimensions and general technical requirements
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