Ministry of Industry and Information Technology: 12 industrial standards for abrasives and abrasives for public announcement (including superhard)

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Abstract 369 chemical, non-ferrous, mechanical, pharmaceutical equipment, light industry, textile, packaging, nuclear, electronic, communications industry standards and a mechanical industry standard revision list for public notice according to the Ministry of Industry and Information Technology industry standard revision plan, related standardization Technical organizations and other units have completed the "...
369 chemical, non-ferrous, mechanical, pharmaceutical equipment, light industry, textile, packaging, nuclear, electronic, communications industry standards and a mechanical industry standard amendments
According to the industry standard revision plan of the Ministry of Industry and Information Technology, the relevant standardization technical organizations and other units have completed 18 chemical industry standards such as the “Responsibility Scope of the Self-Control Specialty of Design and Management of Chemical Plants,” and “Safety Technical Specifications for Raw Aluminum Liquid Storage and Transportation”. 》2 non-ferrous industry standards, 212 mechanical industry standards such as “oil and gas mixer”, “pharmaceutical machinery product model preparation method” and other 5 pharmaceutical equipment industry standards, “枸杞 polysaccharides” and other 19 light industry standards, 2 pieces of textile industry standards such as the "washing resistance test method", 4 packaging industry standards such as "corrugated cardboard conveyor belt", "Technical requirements for thyristor radiation process" and other two nuclear industry standards, "electronic components detailed specification low power non Wire-wound fixed resistor RT13 type carbon film fixed resistor evaluation level E" and other 14 electronic industry standards, "digital cellular mobile communication terminal supports IPv6 test method" and other 13 communication industry standards revision work, "large nuclear power unit steam turbine The technical conditions for the whole forging low-pressure rotor forgings" 1 revision of the machinery industry standard. Before the above 369 industry standards and 1 standard amendments are approved for publication, in order to further listen to the opinions of the community, the special announcement will be made. The deadline is August 6, 2017.
Chemical industry, nonferrous metals, machinery, pharmaceutical equipment, light industry, textile, packaging, nuclear industry standards for approval, please visit the "Standard Network" () "Industry Standards for Public Notice" column, and feedback.
The electronic industry standard approval draft should be posted on the website of the China Electronics Industry Standardization Technical Association () for “Standard Approved Publicity” and feedback.
The communication industry standard approval draft should be posted on the website of China Communications Standards Association (), “Ministry of the Ministry of Industry and Information Technology for Approval”, and feedback.
Department of Science and Technology, Ministry of Industry and Information Technology
July 6, 2017
annex:

Serial number

standard encdoing

standard name

Main content of the standard

Replacement standard

1

JB/T 3294-2017

Ordinary abrasive boron carbide

This standard specifies the technical requirements, test methods, inspection rules and packaging of boron carbide abrasives.

This standard applies to boron carbide abrasives used as abrasive materials.

JB/T 3294-2005

2

JB/T 3631-2017

Bonded Abrasives Resin Heavy Duty Grinding Wheels

This standard specifies the shape and code, size, marking, technical requirements, test methods, inspection rules, marking, packaging, transportation, acceptance and storage of resin heavy-duty grinding wheels.

This standard applies to resin heavy-duty grinding wheels.

JB/T 3631-2005

3

JB/T 3890-2017

Silicon carbide special products silicon carbon rod

This standard specifies the product classification, technical requirements, test methods, inspection rules and packaging of silicon carbon rods.

This standard applies to silicon carbon rods with a surface temperature not higher than 1500 °C.

JB/T 3890-2008

4

JB/T 7986-2017

Ordinary abrasive chrome corundum

This standard specifies the code, technical requirements, test methods, inspection rules and packaging of each grade of chrome corundum abrasive.

This standard is applicable to chrome corundum abrasives for the manufacture of bonded abrasives, coated abrasives and the like.

JB/T 7986-2001

5

JB/T 7992-2017

Consolidation abrasives Appearance, dimensions and shape tolerance test methods

This standard specifies the detection method for the appearance, size and shape tolerance of bonded abrasives.

This standard applies to ceramic binders, resin binders, fiber reinforced resin binders, rubber binders, reinforced rubber binders, shellac binders, rhombohedral binders and plastic binder bonded abrasives.

JB/T 7992-2004

6

JB/T 10040-2017

Superhard abrasive products diamond dressing roller

This standard specifies the characteristic code, basic size, product marking, technical requirements, test methods, inspection rules, signs and packaging of diamond dressing rollers.

This standard applies to all types of diamond dressing rollers.

JB/T 10040-2001

7

JB/T 13306-2017

Superhard abrasive Cubic boron nitride impurity content detection method

This standard specifies the method for detecting external impurities of cubic boron nitride.

This standard applies to the detection of external impurities of cubic boron nitride with a particle size of 16/18 to 500/600.

JB/T 7988.2-1999

8

JB/T 13307-2017

Superhard abrasive products diamond slurry

This standard specifies the code and marking of diamond grinding fluid, technical requirements, test methods, inspection rules, marking, packaging and storage.

This standard applies to diamond polishing fluid for grinding and polishing.

9

JB/T 13308-2017

Diamond tool water atomized iron copper prealloyed powder

This standard specifies the product marking, technical requirements, test methods, inspection rules, marking, packaging, storage and transportation of water atomized iron-copper prealloyed powder for diamond tools.

This standard applies to water atomized iron-copper prealloyed powder for the manufacture of diamond tools.

10

JB/T 13309-2017

Silicon carbide special product reaction sintering silicon carbide lining and steel shell composite device

This standard specifies the product classification and marking, technical requirements, inspection methods, inspection rules and marking, packaging, transportation and storage of reaction-sintered silicon carbide lining and steel shell composite devices.

This standard is applicable to the composite device of the inner liner of the reaction-sintered silicon carbide and the resin and cement mortar filled with the outer steel shell.

11

JB/T 13310-2017

Coated abrasives

This standard specifies the terms and definitions, classification, code, marking, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of polyester sand film.

This standard is applicable to coated abrasives made by bonding synthetic abrasives or natural abrasives to the surface of polyester film using synthetic resin as binder.

12

JB/T 13311-2017

Glass fiber back tray for coated abrasives

This standard specifies the terms and definitions, classification, code, marking, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of glass fiber back trays for coated abrasives.

This standard is applicable to glass fiber back trays for coated abrasive discs, such as sand discs and sand discs, which are made by impregnating synthetic resin with glass fiber cloth as raw material, drying, cutting and curing.


Flat Washer

Special Flat Washers,Stainless Washers,Thick Washers,Flat Spring Washer DIN

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