GB/T 21782.1-2025
Active
GB/T 21782.4-2025
Active
National standards
GB/T 21782.4-2025 Coating powders—Part 4:Calculation of lower explosion limit
GB/T 21782.4-2025 Coating powders—Part 4:Calculation of lower explosion limit
Basic Information
Standard Code:
GB/T 21782.4-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Paints, pigments, and dyes
ICS Name:
The coatings and pigments industry
Publish Date:
2025-10-05
Implement Date:
2026-02-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国危险化学品管理标准化技术委员会(SAC/TC 251)
Pages:
12 pages
Scope
本文件确立了粉末涂料爆炸下限的测定和计算的原理，规定了采样、总热值的获得、爆炸下限的计算和试验报告的要求。
本文件适用于粉末涂料爆炸下限的测定和计算。
Development Information
Drafting Units:
广州海关技术中心、上海化工院检测有限公司、浙江超浪新材料有限公司、广东华彩粉末科技有限公司、中国检验认证集团广东有限公司、广州能源检测研究院、中海油常州涂料化工研究院有限公司
Drafting Persons:
莫蔓、霍炜江、徐晓霞、沈丹、梁美琼、肖前、冼灿镝、邓显威、周大鹤、杨庆伟、邹志、黄紫怡、李福通、吴向平
Same series standard
GB/T 21782.1-2025 Coating powders—Part 1:Determination of particle size distribution by sieving
GB/T 21782.2-2025 Coating powders—Part 2:Determination of density by gas comparison pycnometer(referee method)
GB/T 21782.3-2025 Coating powders—Part 3:Determination of density by liquid displacement pycnometer
GB/T 21782.8-2025 Coating powders—Part 8:Assessment of the storage stability of thermosetting powders
GB/T 21782.10-2025 Coating powders—Part 10:Determination of deposition efficiency
Replace the following standards
Referenced Standards
Adopt standards
ISO 8130-4:2021
Related Standards
GB/T 21782.2-2025
Active
GB/T 21782.2-2025 Coating powders—Part 2:Determination of density by gas comparison pycnometer(referee method)
GB/T 21782.10-2025
Active
GB/T 21782.10-2025 Coating powders—Part 10:Determination of deposition efficiency
GB/T 21782.3-2025
Active
GB/T 21782.3-2025 Coating powders—Part 3:Determination of density by liquid displacement pycnometer
GB/T 21782.8-2025
Active