GB - Chinese national standards

Electrodeposited metallic coatings and related finishes -- Sampling procedures for inspection by attributes

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Technical requirements of quality control for metal parts to be coated

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General specification for multifunctional solution of iron and steel surface treatment

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Plain bearings - Wrapped bushes - Part 1Dimensions

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Plain bearings - Wrapped bushes - Part 2: Test data for outside and inside diameters

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Plain bearings Wrapped bushes Part 3Lubrication holes, grooves and indentations

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Plain bearings - Wrapped bushes - Part 4: Materials

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Plain bearings - Wrapped bushes - Part 5: Checking the outside diameter

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Plain bearings - Wrapped bushes - Part 6Checking the inside diameter

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Plain bearings - Wrapped bushes - Part 7Measurement of wall thickness of thin-walled bushes

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