Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 13
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Book Description
This Standard specifies the reagent, apparatus, procedures, result calculation and precision for the determination of total moisture in coal.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Science
Languages : en
Pages : 13
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Book Description
This Standard specifies the method summary, reagent and materials, apparatus, procedures, result calculation, precision and test report for the determination of total moisture in coal. The method of drying under nitrogen (Method A1 and B1) shall be applicable to all types of coals; the method of drying in air (Method A2 and B2) shall be applicable to bitumite (excluding easily oxidized coal) and blind coal. Method A1 shall be the arbitration method in this Standard.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Law
Languages : en
Pages : 21
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Book Description
GBT 21117-2007 specifies the magnetostrictive level meter - product classification, basic parameters, technical requirements, test methods, inspection rules, signs, instructions, packaging, storage and transport. This Standard applies to the magnetostrictive.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 9
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Book Description
This standard specifies the general principles for direct visual testing and remote visual testing when using the visual testing to determine whether the product complies with the specified requirements (e.g., surface condition of the workpiece, alignment of the mating surface, shape of the workpiece). This standard does not apply to the use of any other destructive or nondestructive testing methods to carry out testing activities. The basic rules applicable to the application of non-destructive testing as specified in GB/T 5616 apply to this standard.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 14
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Book Description
This General Rule is applicable to the selection of samples for the inspection the chemical composition, water content, particle size and other physical items of batches of fluorspar (i.e., fluorite), alumina, talc, manganese ore, iron ore, chromium ore in bulk. Other bulk mineral products such as: barite, magnesia, feldspar, clay, plaster, limestone, dolomite, magnesite, etc. can also be implemented by reference. When formulating a manual sampling method standard for a particular bulk mineral product, this general rule should be used as a guiding document.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 12
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Book Description
This Standard specifies technical requirements, test methods, inspection rules, packaging, storage, marks and quality certificate of ferroniobium. This Standard is applicable to ferroniobium that is made from niobium pentoxide and niobium concentrate and is used for steelmaking or casting as an additive, for electrode as alloying agent, magnetic material.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 7
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Book Description
This Part specifies the permissible variations of chemical composition for titanium and titanium alloy pressure wrought products (plates, strips, foils, tubes, rods, wires, forging stocks, and profiles). This Part applies to the check analysis of chemical composition for titanium and titanium alloy pressure wrought products. This Part does not apply to the analysis of exit-factory products of the production plant. This Part does not apply to the check analysis of changes in the content of impurity elements (such as hydrogen, nitrogen, oxygen) caused by the reprocessing of the product by the purchaser.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 18
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Book Description
This Standard specifies the dimensions, shape and allowable deviation, surface quality, testing methods, inspection rules, packaging, marks and quality certificates for expansion alloys. This Standard applies to expansion alloys with a certain average linear expansion coefficient within a certain temperature range.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 7
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Book Description
This Standard is applicable to the determination of the grain-sizes of various minerals specified in GB 2007.1.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 39
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Book Description
This Standard specifies the dimensions, shape, technical requirements, test methods, inspection rules, packing marks, and certificate quality of stainless steel bars (generic terms of round steel, square steel, flat steel, hexagonal steel and octagonal steel. This Standard is applicable to the hot rolled and forged steel bars of which the dimension (diameter, side length, thickness or subtense distance) is no more than 250mm. Through negotiations of both the Supplier and Buyer, it may also supply the hot rolled and forged steel bars of which the dimension is more than 250mm.
