GB/T 42800-2023 Translated English of Chinese Standard (GB/T 42800-2023, GBT42800-2023) PDF Download

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 document specifies the classification, requirements, test methods, inspection rules, marking, packaging, transportation, and storage of high-purity opaque quartz glass. This document is applicable to high-purity opaque quartz glass materials with thermal insulation in semiconductor, photovoltaic, and other fields.

Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Health & Fitness
Languages : en
Pages : 21

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Book Description
This document describes a method for the determination of explosion limits of the combustible mixture of combustible gases (vapors) and air at a given initial temperature and initial pressure. This document applies to the determination of explosion limits of combustible gases (vapors) under the conditions of initial temperature below 200 ¡ãC, initial pressure below 1.0 MPa (absolute pressure), and maximum explosion pressure not greater than 15.0 MPa (absolute pressure). This document does not apply to the determination of explosion limits of chemically unstable gases or mixed gases in which components may react with each other.

Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 10

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Book Description
This document describes the method for determination of effective-recyclable components in paper, board and paper products. This document applies to all kinds of paper, board and paper products; as well as paper-based composite materials such as aluminum-foil paper and coated paper.

Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 47

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Book Description
This document gives the basic statistical values of the human dimensions of adults in our country for technical design, including static human dimensions AND functional human dimensions for workspace design. This document applies to the design and technical transformation and update of production and service products, equipment, and facilities for adult consumer goods, transportation, clothing, home furnishing, construction, labor protection, military, etc., as well as the design and the ergonomic evaluation of various operations, maintenance, safety protection and other workspaces related to human dimensions.

Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 17

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Book Description
This document applies to household and similar single-unit electric dishwashers, with or without automatic program controls, using hot and / or cold water sources, which may be separated or permanently connected to a water supply or drainage system, intended to be placed against a wall on the floor, embedded or placed under a counter, under a kitchen operating surface or under a sink, and mounted on a wall or on a counter.

Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 10

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Book Description
This document specifies the boundary dimensions of four-row tapered roller bearings. This document is applicable to the design and user type selection of four-row tapered roller bearings.

Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 20

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Book Description
This document specifies the environmental parameters and severity levels of machinery products in the environmental condition of warm damp. This document applies to machinery products used in the environmental condition of warm damp. The environmental condition stipulated in this document include the environmental parameters and severity levels that the products are subject to and affected by. Applicable items and levels are selected for various types of products in accordance with the degree of environmental impact to which they are subject.

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 document stipulates the basic requirements for on-demand delivery service as well as service process, service equipment and configuration, service evaluation and improvement requirements. This document applies to the operation and management of on-demand delivery service. This document does not apply to the operation and management of intra-city online freight shipments and fresh food terminal delivery.

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 document specifies the grade expression method, technical requirements, sample and specimen preparation, test methods, and inspection rules for steel plates with through-thickness properties. This document applies to killed steel plates with a thickness of 15 mm~400 mm.

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 document specifies the classification, composition and model, technical requirements, test methods, inspection rules, as well as signs, packaging, transportation and storage for light-emitting diode (LED) changeable message signs of motorway. This document applies to the production, use and inspection for light-emitting diode changeable message signs of motorway.