GB/T 20878-2007 Translated English of Chinese Standard. (GBT 20878-2007, GB/T20878-2007, GBT20878-2007) PDF Download
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Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 43
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Book Description
This Standard specifies the designation and its chemical constitution of stainless steel and heat resisting steel. Physical parameter of some designations, overseas standards designation or approximate designation parallel table, stainless steel and heat resisting steel designation criterion of acceptability are specified in the Informative Annex.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 43
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Book Description
This Standard specifies the designation and its chemical constitution of stainless steel and heat resisting steel. Physical parameter of some designations, overseas standards designation or approximate designation parallel table, stainless steel and heat resisting steel designation criterion of acceptability are specified in the Informative Annex.
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.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 54
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Book Description
This Standard specifies the designation, size, permissible deviation, shape, technical requirement, testing method, inspection rules, package, mark and quality certificate of cold rolled stainless steel plate, sheet and strip.
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 : 11
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Book Description
This Standard specifies the stamping parts tolerance grade and limit deviation for linear and angular dimensions without individual tolerance indication. This Standard is applicable to the metal stamping parts; while the non-metal stamping parts can be implemented as per this Standard. The limit deviations specified in this Standard are applicable to the non-coordinating size. Precision stamping and extrusion parts can refer to the use of 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 : 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 : 13
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Book Description
This Part specifies the classification and code, dimension, shape, weight, technical requirements, inspection and test, package, marking and quality certificate of continuously hot rolled high yield strength steel sheet and strip for cold forming.
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 specifies the basic terminology of waste product recovery. This Standard is applicable to the management, technical research, development, operation, standard development, etc. of waste product recovery. It can also be used as a reference in other relevant work.
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.
