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JB 3145-1982 Test method for high concentration hydrogen sulfide of silver plating and evaluation of test results
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JB 3145-1982 Test method for high concentration hydrogen sulfide in silver coating and evaluation of test results JB3145-1982 stan
2024-08-18 category：Machinery Industry Standard (JB)+ View
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Technical conditions of addition agent for bright nickel plating
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This standard specifies the technical requirements, test methods, detection rules, marking, packaging and general principles for s
2024-08-18 category：Machinery Industry Standard (JB)+ View
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Specification of anti—oxidizing coatings at high—temperature for machineries
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This standard specifies the coating requirements and inspection methods for protective organic or organic-inorganic composite coat
2024-08-11 category：Machinery Industry Standard (JB)+ View
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Spray booth
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This standard specifies the composition, classification and model, test and inspection, marking, packaging, transportation and sto
2024-08-11 category：Machinery Industry Standard (JB)+ View
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Anti-rust properties test of rust preventive oil—Electrochemical measurement with wire beam electrode
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This standard specifies the multi-electrode chemical test method, equipment and procedures for the rust-proof performance test of
2024-08-11 category：Machinery Industry Standard (JB)+ View
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JB/T 3812-1999 Belleville springs for disc brakes of mine hoists and mine winches
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JB/T 3812-1999 JB/T 3812-1999 Disc springs for disc brakes of mine hoists and mine winches JB/T3812-1999 Standard download decompr
2025-04-29 category：Machinery Industry Standard (JB)+ View
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JB/T 3811.2-1999 Technical requirements for fixed platform trucks
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JB/T 3811.2-1999 JB/T 3811.2-1999 Technical requirements for fixed platform transport vehicles JB/T3811.2-1999 Standard download d
2025-04-29 category：Machinery Industry Standard (JB)+ View
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JB/T 3811.1-1999 Basic parameters of fixed platform transporter
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JB/T 3811.1-1999 This standard is a revision of JB 3811.1-84 "Basic Parameters of Fixed Platform Handlers". During the revision, o
2025-04-29 category：Machinery Industry Standard (JB)+ View
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