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Cylindrical helical compression (tension) springs of II class and of 1 category made of round steel. Main parameters of coils

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Alloys and foundry alloys of rare metals. Methods for determination of niobium

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Food processing machinery. Cooking kettles equipped with powered stirrer or mixer. Safety and hygiene requirements

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Rough alexandrites. Requirements for sorting and primary classification, sorting and attestation

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Threaded piping joints. Straight soldering unions for axial mounting. Construction and dimensions

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Tools for cold upset automatic machines. Hard alloy insert cutters for cutting off bolt blanks with shank length up to five diameters. Construction and dimensions

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