Russian standards
Pipeline fittings. Screw-type cylindrical springs. Procedure for calculation
Document status: Active
Pipeline fittings. Welding of parts made of titanium and titanium alloys. Specifications and quality control
Document status: Active
Pipeline fittings. Liquid end of the body of casted double-seat valves. Design, dimensions, conditional capacity
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Pipeline fittings. Liquid end of the body of casted single-seat valves. Form, dimensions and resistance coefficients
Document status: Active
Pipeline fittings. Provision of no-failure operation during production
Document status: Active