GB/T 21897-2008 English PDF

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GB/T 21897-2008: load-bearing waterproof sheet
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 21897-2008	559	Add to Cart	5 days	load-bearing waterproof sheet	Valid

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Basic data

Standard ID: GB/T 21897-2008 (GB/T21897-2008)
Description (Translated English): load-bearing waterproof sheet
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G47
Classification of International Standard: 83.140.99
Word Count Estimation: 24,228
Date of Issue: 2008-05-15
Date of Implementation: 2008-11-01
Quoted Standard: GB/T 528-1998; GB/T 529-1999; GB/T 1690-2006; GB/T 2791-1995; GB/T 3512-2001; GB 18173.1-2006; GBJ 82-1985
Regulation (derived from): National Standard Approval Announcement 2008 No.8 (Total No.121)
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 carrying waterproofing membrane (hereinafter referred to as membrane) of the terms and definitions, requirements, test methods, inspection rules, signs, packaging, transport and storage. This standard applies to the body of cement concrete bonding material and engineering works and be able to withstand tangential shear, France to rally, lateral peel strength composite waterproofing, mainly for underground water, tunnel waterproofing, bridge waterproofing, lining project, roofing, etc..

GB/T 21897-2008: load-bearing waterproof sheet

---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.
load-bearing waterproof sheet ICS 83.140.99 G47 National Standards of People's Republic of China Bearing waterproofing membrane Posted 2008-05-15 2008-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ Introduction Ⅱ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 requires 2 5 Test Method 2 6 Inspection rules 5 7 signs, packaging, transportation, storage 6 Appendix A (normative) tensile strength test positive 7 Appendix B (normative) Shear strength test 10 Annex C (normative) Peel strength test 13 Annex D (normative) composite strength test 17

Foreword

The Standard Appendix A, Appendix B, Appendix C, Appendix D is a normative appendix. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Rubber and rubber products, rubber sundries Standardization Technical Committee Technical Committee (SAC/TC35/SC7) Centralized. This standard was drafted. Kazakhstan Tech Suileng two plastic Limited. The main drafters of this standard. He Shaolan, Universal Zou, Zhang Tian. This standard is the first release.

Introduction

0.1 bearing waterproofing membrane developed in recent years have formed a bearer capabilities of the new waterproof materials. In order for this type of waterproofing membrane Material unified specification for production, market circulation, to provide the necessary basis for engineering applications, it is necessary to the preparation of "bearing waterproofing membrane" Country standard. 0.2 while carrying waterproofing membrane waterproof GB 18173.1 provisions, but also has cement concrete materials and engineering body Adhesive and can withstand the normal pull of the project, the tangential shear, peel lateral force function. Engineering method to pull schematically in Figure 1, tangential cut Shear schematically in Figure 2, Figure 3 a schematic side peel force. FIG. 1 a schematic engineering method to Rally Figure 2 to shear engineering schematic cut Figure 3 for lateral release force diagrams Bearing waterproofing membrane

1 Scope

This standard specifies the bearing waterproofing membrane (hereinafter referred to as web) terms and definitions, requirements, test methods, inspection rules, marking, packaging, Transport and storage. This standard applies to the cement concrete materials and engineering body bonded and able to withstand the project tangential shear force, normal tension, lateral peel force Composite waterproofing. Mainly used for underground water, water tunnel, road and bridge waterproof lining works, roofing and the like.

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 528-1998 vulcanized rubber or thermoplastic rubber tensile stress strain properties (eqv ISO 37.1994) GB/T 529-1999 Determination of vulcanized rubber or thermoplastic rubber tear strength (Trouser, angle and crescent test pieces) (eqv ISO 34-1.1994) GB/T 1690-2006 vulcanized rubber or thermoplastic rubber of resistance to liquids - Test methods (ISO 1817.2005, MOD) GB/T 2791-1995 T-peel adhesive strength test method for a flexible flexible material GB/T 3512-2001 vulcanized rubber or thermoplastic rubber hot air and heat accelerated aging test (eqv ISO 188.1998) GB 18173.1-2006 polymer waterproof materials - Part 1. Sheet GB J82-1985 ordinary concrete long-term performance and durability test methods

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Cement concrete materials and engineering subject adhesive, durable adhesion structure is stable and can withstand the normal engineering tension, tangential shear, peel side From the force of the composite waterproofing. 3.2 Ability to withstand normal web tension, expressed in MPa. 3.3 Ability to withstand the tangential web shear force, expressed in MPa. 3.4 Coil ability to withstand lateral peeling force, expressed in MPa. 3.5 Combined efforts membrane surface layer and the core layer to N/mm represent. ......

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