Q62 石膏制品 标准查询与下载



共找到 343 条与 石膏制品 相关的标准,共 23

This recommended specification describes various levels of finish of gypsum board surfaces prior to the application of specific types of final decoration. The recommended level of finish of gypsum board wall and ceiling surfaces varies with the final decoration to be applied and can also be dependent on their location in a structure and the type of illumination striking the surface. Each recommended level of finish is described with typical applications.

Recommended Levels of Gypsum Board Finish

ICS
91.100.10
CCS
Q62
发布
1996-01-01
实施

This eleventh edition presents the code as originally issued, with changes approved through 1989, and with certain editorial changes made to maintain the sequence of the code, to standardize the format of all 1990 BOCA National Codes, and to update the

Gypsum Board and Plaster

ICS
91.100.10
CCS
Q62
发布
1996-01-01
实施

1.1 These test methods cover the chemical analysis of gypsum and gypsum products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster and gypsum concrete. Note 18212;Gypsum reference standard materials, prepared by Domtar, Inc are available through Brammer Standards Company, Inc.1.2 The test methods appear in the following order:SectionsAlternative Procedure for Analysis for Calcium Sulfate by Ammonium Acetate Method17-22 Alternative Procedure for Analysis for Sodium Chloride by the Coulometric Method23-29 Complete Procedure5-6Determination of Sand in Set Plaster30-36Optional Procedure for Analysis for Sodium by Flame Photometry47-54Optional Procedure for Analysis for Sodium by the Atomic Absorption Method40-46 Preparation of Sample4Wood-Fiber Content in Wood-Fiber Gypsum Plaster37-391.3 The text of this standard references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.1.4 The values stated in SI units are to be regarded as the standard.1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products [Metric]

ICS
91.100.10 (Cement. Gypsum. Lime. Mortar)
CCS
Q62
发布
1996
实施

MIL-G-20098C dated 31 January 1969 is hereby reinstated and may be used for acquisition.

GYPSUM, CALCINED

ICS
91.100.10
CCS
Q62
发布
1996
实施

1.1 This specification covers glass fiber reinforced gypsum (GRG) composites having minimum properties and quality suitable to allow the production of GRG parts for non-loading bearing, thin section, ornamental shapes for architectural embellishment of interior building construction.1.2 The values stated in either inch-pound units or SI (metric) are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system shall be independent of the other. Values from the two systems shall not be combined.1.3 The text of this standard references footnotes which provide explanatory material. These footnotes shall not be considered as requirements of the standard.

Standard Specification for Glass Fiber Reinforced Gypsum Composites

ICS
91.100.10 (Cement. Gypsum. Lime. Mortar)
CCS
Q62
发布
1996
实施

The asbestos content of asbestos textile materials is of major significance, since the percentage of asbestos present defines the grade of the textile and the approximate serviceability temperature for such materials. This test method is considered satisfactory for acceptance testing of commercial shipments because: (1) current estimates of between-laboratory reproducibility are acceptable, (2) the test method has been used extensively in the trade for acceptance testing. In cases of dispute, the statistical bias, if any, between the laboratory of the purchaser and the laboratory of the seller should be determined with each comparison being based on testing randomized specimens from one sample of material. The factor of 0.86 is based upon a measured average of 14 % for the loss of water of crystallization on heating chrysotile asbestos to a temperature of at least 800°C [1470°F]. The calculated asbestos content may be in error if the actual mass loss differs from the 14 % average. If the specimen includes calcium carbonate (CaCO 3), this compound is decomposed at 800°C [1470°F] and higher temperatures. No other carbonates are present in appreciable amounts. If the textile specimen includes carbonates, the loss of mass observed during ignition will include the water of crystallization of the asbestos and carbon dioxide from the carbonates. If the specimen includes both carbonates and organic fiber the loss of mass will include water of crystallization of the asbestos, carbon dioxide from the carbonates, and the combustible part of the organic fibers. Failure to take proper account of these losses will result in lower grading of the material. Asbestos textiles as used in normal applications are not subjected to a temperature where CaCO3 will decompose. Any CaCO3 contained will remain unchanged and as such offers excellent thermal insulation. It is therefore included in the calculation as part of the asbestos content. The mass of the original carbonate and the residual oxide formed on ignition of the carbonate in any specimen can be calculated from the amount of carbon dioxide evolved from a known mass of the specimen. The calculated values are used in the determination of the asbestos content of specimens which include carbonate.1.1 This test method covers the determination of the asbestos content of untreated chrysotile asbestos textile materials which are usually blends of asbestos and organic fibers. This test method is also applicable to treated asbestos textile materials provided the treatment can be completely removed prior to testing. 1.2 This test method is limited to those asbestos textile materials in which asbestos is the only inorganic fiber present, or in which any other inorganic fiber or wire used as reinforcement can be removed prior to testing. 1.3 If carbonates are present, a correction is made for the loss on ignition in the calculation for asbestos content. 1.4 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.5 Warning—Breathing of asbestos dust is hazardous. Asbestos and asbestos products present demonstrated health risks for users and for those with whom they come into contact. In addition to other precautions, when working with asbestos-cement products, minimi......

Standard Test Method for Asbestos Content of Asbestos Textiles

ICS
59.060.30 (Mineral and metal fibres)
CCS
Q62
发布
1995
实施

5.1 The asbestos content of asbestos textile materials is of major significance, since the percentage of asbestos present defines the grade of the textile and the approximate serviceability temperature for such materials. 5.2 This test method is considered satisfactory for acceptance testing of commercial shipments because: (1) current estimates of between-laboratory reproducibility are acceptable, (2) the test method has been used extensively in the trade for acceptance testing. In cases of dispute, the statistical bias, if any, between the laboratory of the purchaser and the laboratory of the seller should be determined with each comparison being based on testing randomized specimens from one sample of material. 5.3 The factor of 0.86 is based upon a measured average of 148201;% for the loss of water of crystallization on heating chrysotile asbestos to a temperature of at least 800°C [1470°F]. The calculated asbestos content may be in error if the actual mass loss differs from the 148201;% average. 5.4 If the specimen includes calcium carbonate (CaCO3), this compound is decomposed at 800°C [1470°F] and higher temperatures. No other carbonates are present in appreciable amounts. 5.5 If the textile specimen includes carbonates, the loss of mass observed during ignition will include the water of crystallization of the asbestos and carbon dioxide from the carbonates. If the specimen includes both carbonates and organic fiber the loss of mass will include water of crystallization of the asbestos, carbon dioxide from the carbonates, and the combustible part of the organic fibers. Failure to take proper account of these losses will result in lower grading of the material. 5.6 Asbestos textiles as used in normal applications are not subjected to a temperature where CaCO3 will decompose. Any CaCO3 contained will remain unchanged and as such offers excellent thermal insulation. It is therefore included in the calculation as part of the asbestos content. 5.7 The mass of the original carbonate and the residual oxide formed on ignition of the carbonate in any specimen can be calculated from the amount of carbon dioxide evolved from a known mass of the specimen. The calculated values are used in the determination of the asbestos content of specimens which include carbonate. 1.1 This test method covers the determination of the asbestos content of untreated chrysotile asbestos textile materials which are usually blends of asbestos and organic fibers. This test method is also applicable to treated asbestos textile materials provided the treatment can be completely removed prior to testing. 1.2 This test method is limited to those asbestos textile materials in which asbestos is the only inorganic fiber pres......

Standard Test Method for Asbestos Content of Asbestos Textiles

ICS
59.060.30
CCS
Q62
发布
1995
实施

DTU 25.31 - Vertical smooth face plasterboard - Partition works with plaster tiles - Part 1 : technical clauses book - Part 2 : special clauses - Part 3 : memento.

ICS
91.100.10;91.180
CCS
Q62
发布
1994-07-01
实施

Modification 1 of DTU 26.1.NF P 15-201-2-1993

ICS
91.100.10
CCS
Q62
发布
1994-05-01
实施
1994-05-20

Modification 1 of DTU 26.1.NF P 15-201-1-1993

ICS
91.100.10
CCS
Q62
发布
1994-05-01
实施
1994-05-20

DTU 25-31. Vertical smooth face plasterboard. Partition works with plaster tiles. Part 2 : special clauses book.

ICS
91.180;91.100.10
CCS
Q62
发布
1994-04-01
实施
1994-04-20

DTU 25-31. Vertical smooth face plasterboard. Partition works with plaster tiles. Part 1 : technical clauses book.

ICS
91.180;91.100.10
CCS
Q62
发布
1994-04-01
实施
1994-04-20

Proper products and techniques for painting gypsum board must be used to attain a quality level of finish on interior surfaces. A variety of factors in the painting process affect the creation of a pleasing finish.

PAINTING NEW GYPSUM BOARD

ICS
91.100.10
CCS
Q62
发布
1994-01-01
实施

Porcelain seal alloy 4J33, 4J34 technical conditions

ICS
CCS
Q62
发布
1994-01-01
实施
1994-01-01

Technical conditions for non-magnetic constant expansion ceramic sealing alloys 4J78, 4J80 and 4J82

ICS
CCS
Q62
发布
1994-01-01
实施
1994-01-01

Cold and damp weather conditions can contribute to joint compound bond failure, delayed shrinkage, beading, nail popping, joint shadowing and board sagging. Observing the following precautions during periods of cold and damp weather will reduce job problems.

Gypsum Board Winter Related Job Problems

ICS
91.100.10
CCS
Q62
发布
1994-01-01
实施

DTU 25-42. Building works. Private contracts. Internal insulation and wall linings using gypsum composite panels. Part 2 : special clauses.

ICS
91.180;91.100.10
CCS
Q62
发布
1993-05-01
实施
1993-05-05

DTU 25-222. Building works. Fixed ceilings. Gypsum baseboards. Gypsum wallboards. Technical specifications.

ICS
91.180;91.100.10
CCS
Q62
发布
1993-05-01
实施
1993-05-05

DTU 26-1. Building works. Plasterworks made from cement mortars, lime mortars, mixed gypsum and slaked lime mortars. Part 1 : technical specifications.

ICS
91.100.10
CCS
Q62
发布
1993-05-01
实施
1993-05-05

DTU 25-42. Building works. Internal insulation and wall linings using gypsum composite panels. Part 1 : technical specifications.

ICS
91.180;91.100.10
CCS
Q62
发布
1993-05-01
实施
1993-05-05



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