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JB/T 74-1994 Technical requirements for pipeline flanges
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This standard specifies the materials and dimensions of pipe flanges, plus surface roughness and technical requirements for testin
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB 20040-2004 Knife type particle crusher
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This standard specifies the terms and definitions, classification and labeling, requirements, test methods, inspection rules, mark
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB 20039-2004 Hammer Crusher
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This standard specifies the classification and labeling, requirements, test methods, inspection rules, marking, packaging and stor
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB 20038-2004 Extraction tank
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This standard specifies the classification and marking, requirements, test methods, inspection rules and markings, labels, packagi
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB 20037-2004 Vacuum concentration tank
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This standard specifies the classification and marking, requirements, test methods, inspection rules and markings, labels, packagi
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6053-1992 Calculation method of fuel consumption quota for hot forging process of steel forgings
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JB/T 6053-1992 Calculation method of fuel consumption quota for hot forging process of steel forgings JB/T6053-1992 Standard downl
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6052-1992 General technical requirements for heating of steel free forgings
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Replaced by JB/T 6052-2005 JB/T 6052-1992 General technical requirements for heating of steel free forgings JB/T6052-1992 Standard
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6051-1992 Ductile iron heat treatment process and quality inspection
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This standard specifies the heat treatment process, equipment and quality inspection methods for ordinary and low alloy ductile ir
2024-09-28 category：Machinery Industry Standard (JB)+ View
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