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JB/T 7988.3-2001 Superabrasive Marking and Packaging
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JB/T 7988.3-2001 JB/T 7988.3-2001 Superhard abrasives marking and packaging JB/T7988.3-2001 Standard download decompression passwo
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7988.2-1999 Inspection method for impurities in superhard abrasives
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JB/T 7988.2-1999 This standard is a revision of JB/T 7988.2-95 (formerly GB 6406.4-86) "Test Method for Impurities in Artificial D
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7988.1-1999 Determination method of compressive strength of superhard abrasives
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JB/T 7988.1-1999 This standard is a revision of JB/T 7988.1-95 (formerly GB 6406.3-86) "Method for Determination of Compressive St
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7987-1999 Ordinary abrasive microcrystalline corundum
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JB/T 7987-1999 JB/T 7987-1999 Ordinary abrasive microcrystalline corundum JB/T7987-1999 Standard download decompression password:
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7986-2001 Ordinary abrasive chrome corundum
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JB/T 7986-2001 JB/T 7986-2001 Common Abrasive Chrome Corundum JB/T7986-2001 Standard download decompression password: www.bzxz.net
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7985-2002 Small boilers and atmospheric pressure hot water boiler technology
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This standard specifies the definition, parameter series, model compilation method, technical requirements, testing and inspection
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7984.4-2001 Determination of capillary phenomenon of common abrasives
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JB/T 7984.4-2001 This standard is equivalent to ISO 9137:1990 "Determination of the capillary phenomenon of abrasives". This stand
2024-10-03 category：Machinery Industry Standard (JB)+ View
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JB/T 7984.3-2001 Determination of density of common abrasives
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JB/T 7984.3-2001 This standard is a revision of JB/T 7984.3-1995 "Determination of density of common abrasive particles". The revi
2024-10-03 category：Machinery Industry Standard (JB)+ View
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