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JB/T 5073-1991 Limits of harmful substances in the air of heat treatment workshops
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This standard specifies the terminology and technical requirements for harmful substances in the air of heat treatment workshops.
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 5072-1991 General technical requirements for heat treatment protective coatings
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This standard specifies the general technical requirements, usage, inspection methods, quality control and storage and transportat
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 5071-1991 Friction Material Terminology
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This standard specifies the terms and definitions of friction materials. This standard applies to terms related to metal-based fri
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 5070-1991 Common terms for thermal spraying
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This standard specifies the common terms for methods, coatings, processes, coating materials and related equipment in the field of
2024-08-10 category：Machinery Industry Standard (JB)+ View
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JB/T 5069-1991 Metallographic examination method for metallographic layer of steel parts
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This standard specifies the metallographic inspection and determination method for the metal layer of steel parts. This standard a
2024-05-30 category：Machinery Industry Standard (JB)+ View
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JB/T 5068-1991 X-ray spectrometry method for measuring thickness of metal coatings
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JB/T 5068-1991 X-ray spectroscopic method for measuring thickness of metal coatings JB/T5068-1991 standard download decompression
2024-08-10 category：Machinery Industry Standard (JB)+ View
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Sherardizing of iron and steel articles
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JB/T 5067-1999 This standard is a revision of JB/T 5067-91 "Mechanical zinc coating of steel parts by powder coating" which is not
2024-08-10 category：Machinery Industry Standard (JB)+ View
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JB/T 5066-1991 Reference model for production standards of automated workshops in manufacturing industry
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This standard refers to the relevant parts of ISO/TC184/SC5/N55 "Requirements for System Integration Standards", N70 "Basic Refere
2024-10-03 category：Machinery Industry Standard (JB)+ View
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