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JB/T 7131-2002 Hot bimetal transverse bending test method
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This standard specifies the measurement method, measurement device, sampling, specimen preparation and calculation formula for the
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7129-1993 Meter resistance continuous test method
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This standard specifies the test method for continuous detection of the resistance of bare conductors with uniform cross-sectional
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7128-1993 Technical requirements for asynchronous motors for YTM, YHP and YMPS series coal mills
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This standard specifies the types, basic parameters and dimensions, technical requirements, test methods, inspection rules, markin
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7127-1993 Technical requirements for YD series (IP144) variable-pole multi-speed three-phase asynchronous motors (frame sizes 80 to 280)
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This standard specifies the form, basic parameters and dimensions, technical requirements, test methods and inspection rules of YD
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7126-1993 Technical requirements for three-phase asynchronous motors for YLB series deep well water pumps (frame sizes 132 to 280)
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This standard specifies the type, basic parameters and dimensions, technical requirements, test methods, inspection rules, marking
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7125-1993 Technical requirements for small planar brake three-phase asynchronous motors
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This standard specifies the type, basic parameters and dimensions, technical requirements, test methods, inspection rules, marking
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7124-1993 Technical requirements for YF series corrosion-resistant three-phase asynchronous motors (frame size 80 to 315)
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This standard specifies the type, basic parameters and dimensions, technical requirements, test methods, inspection rules, marking
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7123-1993 Technical requirements for YCT series electromagnetic speed regulating motors (frame sizes 112 to 355)
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This standard specifies the type, basic parameters and dimensions, technical requirements, test methods, inspection rules, marking
2024-10-03 category：Machinery Industry Standard (JB)+ View
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