GB/T 494-2025 Active National standards

GB/T 494-2025 Asphalt used in roofing

Publish Date: 2025-10-05 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 494-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Petroleum asphalt

ICS Name: Paraffin, asphalt materials, and other petroleum products

Publish Date: 2025-10-05

Implement Date: 2026-05-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国石油产品和润滑剂标准化技术委员会(SAC/TC 280)

Pages: 12 pages

Scope

本文件规定了以原油为原料经蒸馏或其他工艺而制得的建筑石油沥青的产品分类、技术要求及试验方法、检验规则以及包装、标志、贮运及交货验收等要求。
本文件适用于建筑屋面、地下防水的胶结料和用于制造涂料、防腐材料、防水卷材胎基浸渍料等的产品。

Development Information

Drafting Units:

中国石油大学(华东)、中石油燃料油有限责任公司研究院、佛交科天诺(广东)材料有限公司、中海油化工与新材料科学研究院(北京)有限公司、北京东方雨虹防水技术股份有限公司、科顺防水科技股份有限公司

Drafting Persons:

李军、郭宁、黄红明、钱军、刘延军、刘金景、汪显俊、黄小侨、张小英、李浩、李玉环、王纲

Word Count: 12 Thousand words Pages: 12 pages

Replace the following standards

GB/T 494-2010 Asphalt used in roofing

Referenced Standards

GB/T 267-1988 Petroleum products—Determination of flash and fire points—Open cup GB/T 3536-1983 Petroleum products—Determination of flash and fire points—Cleveland open cup method GB/T 3536-2008 Petroleum products—Determination of flash and fire points—Cleveland open cup method GB/T 4507-1999 Standard test method for softening point of bitumen (ring-and-ball apparatus) GB/T 4507-2014 Standard test method for softening point of bitumen—Ring-and-ball apparatus GB/T 4508-1999 Standard test method for ductility of bitumen GB/T 4508-2010 Standard test method for ductility of bitumen GB/T 4508-2025 Test method for ductility of asphalt GB/T 4509-1998 Bitumen—Determination of penetration GB/T 4509-2010 Standard test method for penetration of bitumen GB/T 11147-1989 Asphalt—Sampling method GB/T 11147-2010 Standard practice for sampling bituminous materials GB/T 11147-2025 Method for sampling asphalt materials GB/T 11148-2008 Test method for solubility of asphalt GB/T 11148-2025 Test method for solubility of asphalt GB/T 11964-1989 Asphalt—Determination of evaporation loss GB/T 11964-2008 Test method for loss on heating of asphalt NB/SH/T 0164-2019 Rules for packaging, storage and transportation of petroleum and related products, as well as acceptance and delivery inspection NB/SH/T 0739-2014 The method for measuring the high-temperature viscosity of asphalt using a rotational viscosity instrument NB/SH/T 0739-2025 Asphalt viscosity determination method: Rotational viscosity instrument method

Related Standards

GB/T 3554-1983 Replaced

GB/T 3554-1983 Petroleum waxes—Determination of oil content

Publish Date: 1983-03-31

GB/T 7363-1987 Replaced

GB/T 7363-1987 Paraffin wax—Determination of polynuclear aromatics

Publish Date: 1987-03-05

GB/T 7364-1987 Replaced

GB/T 7364-1987 Paraffin wax—Determination of carbonizable substances

Publish Date: 1987-03-05

GB/T 8024-1987 Abolished

GB/T 8024-1987 Petroleum waxes and petrolatums—Determination of trace nitrogen—Microcoulometric method

Publish Date: 1987-07-03

GB/T 8025-1987 Active

GB/T 8025-1987 Petroleum waxes and petrolatums—Determination of trace sulfur—Microcoulometric method

Publish Date: 1987-07-03

GB/T 8026-1987 Replaced

GB/T 8026-1987 Petroleum waxes and petrolatums—Determination of drop melting point

Publish Date: 1987-07-03