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JB/T 5413-1991 Technical conditions for acceptance of open blades of mixed flow pumps and axial flow pumps
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This standard specifies the acceptance technical requirements, inspection items, inspection rules, etc. for open blades of mixed f
2024-09-24 category：Machinery Industry Standard (JB)+ View
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JB/T 5412-1991 Diaphragm and limiting plate for diaphragm metering pumps
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This standard specifies the terminology, type, basic parameters, technical requirements, test methods, inspection rules, marking a
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 5411-1991 Safety valve and compensation valve for diaphragm metering pump
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This standard specifies the terminology, type, basic parameters, technical requirements, test methods, inspection rules, marking a
2024-09-24 category：Machinery Industry Standard (JB)+ View
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JB/T 5410-1991 Low vacuum electromagnetic pressure differential inflation valve type and
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This standard specifies the type and basic parameters of low vacuum electromagnetic pressure differential inflation valve. This st
2024-09-24 category：Machinery Industry Standard (JB)+ View
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JB/T 5399-1991 Structural elements and tightening torque of nylon insert locking bolts and screws
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This standard specifies the structural elements and tightening torque of the locking part of nylon inserts. This standard applies
2024-09-24 category：Machinery Industry Standard (JB)+ View
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JB/T 5398-1991 Steel sleeve chains, accessories and sprockets for engineering use
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JB/T 5398-1991 Steel sleeve chains, accessories and sprockets for engineering use JB/T5398-1991 Standard download and decompressio
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 5397-1991 Simplified graphic representation of roller chain and sleeve chain
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This standard specifies the assembly drawings, parts drawings, component drawings and graphic representation methods of accessorie
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 5392-1991 Crack inspection of rolling bearing parts for railway locomotives and rolling stock
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This standard specifies the basic requirements, crack inspection procedures and acceptance rules for rolling bearing parts used in
2024-09-24 category：Machinery Industry Standard (JB)+ View
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