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| International Standard Category: Thermoplastic materials |
GB/T 22271.1-2008 Plastics - Polyoxymethylene(POM) moulding and extrusion materials - Part 1: Designation system and basis for specifications
塑料 聚甲醛（POM）模塑和挤塑材料 第1部分：命名系统和分类基础 ;
| Category No.: | 83.080.20 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2008-08-04 |
| Implemented Date: | 2009-4-1 | Abolished Date: | 2022-05-01 |
| Superseded Standard.: | GB/T 22271.1-2021 Plastics—Polyoxymethylene(POM) moulding and extrusion materials—Part 1:Designation system and basis for specification |
Superseded Date: | 2022-5-1 |
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