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JB/T 6753.2-1993 Electrical equipment and equipment component tolerances Metal shear parts general tolerances
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This standard specifies the general tolerances for metal sheet shears with a thickness of up to 12 mm. JB/T 6753.2-1993 Electrical
2024-10-02 category：Machinery Industry Standard (JB)+ View
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JB/T 6753.1-1993 Electrical equipment and equipment component tolerances Sheet metal parts and structures General tolerances and selection rules
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This standard specifies the general tolerances and selection rules for sheet metal parts and structures. This standard applies to
2024-10-02 category：Machinery Industry Standard (JB)+ View
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JB/T 6752-1993 Specification for static balance test of small and medium-sized turbine runners
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This standard specifies the balancing method, balancing quality grade and corresponding inspection method for the static balancing
2024-10-02 category：Machinery Industry Standard (JB)+ View
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JB/T 6751-1993 Explosion-proof electromagnetic starter for factory use
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This standard specifies the product classification, basic parameters, technical requirements, test methods, inspection rules, mark
2024-10-02 category：Machinery Industry Standard (JB)+ View
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JB/T 6750-1993 Explosion-proof lighting switch for factory use
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This standard specifies the product classification, basic parameters, technical requirements, test methods, inspection rules, mark
2024-10-02 category：Machinery Industry Standard (JB)+ View
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JB/T 6749-1993 Explosion-proof lighting distribution box for factory use
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This standard specifies the product classification, basic parameters, technical requirements, test methods, inspection rules, mark
2024-10-02 category：Machinery Industry Standard (JB)+ View
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JB/T 6748-1993 Crane control console
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging
2024-10-02 category：Machinery Industry Standard (JB)+ View
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JB/T 6747-1993 Test method for artificial pollution of high voltage insulators for DC systems - Solid layer method
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This standard specifies the artificial pollution test method for porcelain and glass high-voltage insulators for DC systems (solid
2024-10-02 category：Machinery Industry Standard (JB)+ View
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