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Pipeline fittings. Iron castings. Technical requirements

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Pipeline fittings. Quality control program for fittings used for hydrogen sulfide-containing media

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Pipeline fittings. Heat treatment of parts made of non-ferrous alloys on the basis of copper and nickel. Typical process

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Pipeline fittings. Valve trims with polytetrafluorethylene sealing and composition materials. Specifications and methods for fixation of sealing rings

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Pipeline fittings for main pipelines. Design loads from pipelines. Procedure for calculation and numerical values

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Pipeline fittings. Bolts and studs‎ Static load strength rating

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