GB/T 18840-2002 in English

《GB/T 18840-2002沥青防水卷材用胎基》由609（中国建筑材料联合会）归口，主管部门为中国建筑材料联合会。
本标准规定了沥青防水卷材用胎基的分类、规格、技术要求、试验方法、检验规则、标志、贮存与运输等。本标准适用于作为沥青防水卷材胎基的聚酯毡、聚乙烯膜、玻纤网格布增强玻纤毡、聚酯毡与玻纤网格布复合毡、涤棉无纺布与玻纤网格布复合毡。

1 Scope

This standard specifies the classification, specifications, technical requirements, test methods, inspection rules, marking, storage and transportation, etc. of padding for bituminous waterproof sheets.
This standard is applicable to polyester felt, fiberglass felt, polyethylene film, fiberglass felt enhanced with fiberglass mesh, composite felt of polyester felt and fiberglass mesh, composite felt of polyester cotton non-woven fabric and fiberglass mesh which are served as padding for bituminous waterproof sheets.

2 Normative References

The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. At time of publication, the editions indicated were valid. All the standards will be revised, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of the following standards are applicable.
GB/T 529-1999 Rubber, Vulcanized or Thermoplastic-Determination of Tear Strength (eqv ISO 34-1: 1994)
GB/T 9914-1988 Textile Glass - Determination of Combustible Matter Content
GB 18242-2000 Styrene Butadiene Styrene (SBS) Modified Bituminous Sheet Materials
GB/T 17470-1998 Glass Fiber Chopped Strand Mat
JC 561-1994 Fiberglass Mesh

3 Definitions

Foreword
1 Scope
2 Normative References
3 Definitions
4 Classification
5 Technical Requirements
6 Test Methods
7 Inspection Rules
8 Marking, Packaging, Transportation and Storage