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GB/T 7971-2007: Semiconducting electric cable paper
Status: Valid GB/T 7971: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 7971-2007 | English | 259 |
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3 days [Need to translate]
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Semiconducting electric cable paper
| Valid |
GB/T 7971-2007
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| GB 7971-1987 | English | 439 |
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4 days [Need to translate]
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Semiconducting electric cable paper
| Obsolete |
GB 7971-1987
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PDF similar to GB/T 7971-2007
Basic data | Standard ID | GB/T 7971-2007 (GB/T7971-2007) | | Description (Translated English) | Semiconducting electric cable paper | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y32 | | Classification of International Standard | 85.060 | | Word Count Estimation | 10,157 | | Date of Issue | 2007-12-05 | | Date of Implementation | 2008-09-01 | | Older Standard (superseded by this standard) | GB 7971-1987 | | Quoted Standard | GB/T 450; GB/T 451.1; GB/T 451.3; GB/T 453 | | Regulation (derived from) | China National Standard Approval Announcement2007 No.13 (Total No.113) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the classification of semi-conductive cable paper, requirements, test methods, inspection rules, signs, packaging, transport and storage. This standard applies to semi-conductive cable paper paper insulated power cable shield used. | GB/T 7971-2007: Semiconducting electric cable paper---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Semiconducting electric cable paper
ICS 85.060
Y32
National Standards of People's Republic of China
Replacing GB 7971-1987
Semi-conductive cable paper
Posted 2007-12-05
2008-09-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard is GB 7971-1987 "semi-conductive cable paper," the amendment.
Since the implementation of this standard, instead of GB 7971-1987.
This standard and GB 7971-1987 compared to the main changes are as follows.
--- Increase the technical requirements 1BLZ-170 monochrome semi-conductive cable paper;
--- Cancel the B and other goods.
The Standard Appendix A, Appendix B and Appendix C are normative appendix.
The standard proposed by China National Light Industry Council.
The standard paper by the National Standardization Technical Committee (SAC/TC141) centralized.
This standard was drafted. specialty paper and paper products in Zhejiang Province Quality Inspection Center, Shanghai Cable Factory Co., Ltd.
The main drafters of this standard. Li Dafang, Ding Min.
This standard replaces the standards previously issued as follows.
--- GB 7971-1987.
The standard paper by the National Standardization Technical Committee (SAC/TC141) responsible for the interpretation.
Semi-conductive cable paper
1 Scope
This standard specifies the semi-conductive cable paper classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage.
This standard applies to semi-conductive cable paper paper insulated power cable with shielded.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 450 to take a sample of paper and cardboard (GB/T 450-2002, eqv ISO 186.1994)
Determination of GB/T 451.1 Paper and board size and skewness
GB/T 451.3 Paper and board - Determination of thickness (GB/T 451.3-2002, idt ISO 534. 1988)
GB/T 453 Paper and board Determination of tensile strength (constant-speed loading method) (GB/T 453-2002, idt ISO 1924-1.1992)
GB/T 455 Paper and board - Determination of tearing resistance (GB/T 455-2002, eqv ISO 1974.1990)
GB/T 458 Determination of air permeability of paper and paperboard (Schopper method) (GB/T 458-2002, eqv ISO 5636-2. 1984)
GB/T 462 Paper and board Determination of moisture (GB/T 462-2003, ISO 287. 1985, MOD)
GB/T 742 paper, paperboard and pulp residue (ash) determination (900 ℃) (GB/T 742-2003, ISO 2144.1997,
MOD)
GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan
(GB/T 2828.1-2003, ISO 2859-1.1999, IDT)
GB/T 10342 paper packaging and identification
GB/T 10739 paper, paperboard and pulp sample processing and testing standard atmospheric conditions (GB/T 10739-2002, eqv ISO 187.
1990)
GB/T 12914 Paper and board Determination of tensile strength (constant speed stretching method) (GB/T 12914-1991, eqv ISO 1924-2.
1985)
Category 3
3.1 semi-conductive cable paper is divided into two kinds of monochrome and color. Monochrome semi-conductive cable paper model represented by 1BLZ; color semiconductive cable
Paper models represented by 2BLZ.
3.2 semi-conductive cable paper to roll, roll width is 540mm, the roll diameter of 650mm ~ 750mm, or in compliance with the provisions of the contract.
4 Requirements
4.1 semi-conductive cable paper technical requirements should be consistent with the provisions in Table 1, or in compliance with the provisions of the contract.
4.2 semi-conductive cable paper raw material is 100% natural color of the kraft pulp.
4.3 semiconductive cable should be uniform fibrous tissue paper, paper should be smooth and should not have a hard block, creases, wrinkles, streaks and visually visible perforations
And conductive impurities.
Width dimension deviation 4.4 semiconductive cable reel paper should not exceed ± 3mm.
4.5 semiconductive cable reel paper face should be smooth, surface tension should be the same at both ends.
4.6 per barrel semi-conductive cable paper should be no more than three joints, the joints should be clearly marked, lap width should not exceed 40mm, the use of plastic
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