Connecting devices for technical means for fuelling, pumping, loading-unloading, transport and storage of raw oil and petroleum products. Types, basic parameters and sizes. General technical requirements
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Element of vacuum systems. Nominal bores.
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Water-cooled traps. Design and dimensions.
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Cast-iron enamel vessels. Basic parameters and dimensions.
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Adapters for vessels and welded steel apparatus. Types and parameters.
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Fittings with steel flat welded flanges. Design and dimensions.
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Fittings with steel neck welded flanges with connection flange. Design and dimensions.
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Fittings with steel neck welded flanges with flange or cavity. Design and dimensions.
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Fittings with steel neck welded flanges with tenon or slot. Design and dimensions.
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Fittings with steel neck welded flanges under oval gasket. Design and dimensions.
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Adapters for vessels and welded steel apparatus. Technical requirements .
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Heavy fittings with connection flange. Design and dimensions.
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