GB/T 25997-2020
绝热用聚异氰脲酸酯制品
Polyisocyanurate(PIR) products for thermal insulation
- 实施日期
- 2021-05-01
- ICS 分类
- 91.120.10
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 25997-2020
Polyisocyanurate(PIR) products for thermal insulation
GB/T 25127.2-2020
Low ambient temperature air source heat pump (water chilling)packages—Part 2:Heat pump (water chilling)packages for household and similar application
GB/T 25127.1-2020
Low ambient temperature air source heat pump (water chilling)packages—Part 1:Heat pump (water chilling)packages for industrial & commercial and similar application
GB/T 25085.3-2020
Road vehicles—Automotive cables—Part 3: Dimensions and requirements for 30 V a.c. or 60 V d.c. single-core copper conductor cables
GB/T 24522-2020
Metallic materials—Method of test for the determination of resistance to stable crack extension using specimens of low constraint
GB/T 24180-2020
Cold-reduced electrolytic chromium/chromium oxide coated steel sheet and strip
GB/T 24051-2020
Environmental management—Material flow cost accounting—General framework
GB/T 22578.3-2020
Electrical insulation system (EIS)—Thermal evaluation of combined liquid and solid components—Part 3:Hermetic motor-compressors
GB/T 21715.8-2020
Health informatics—Patient healthcard data—Part 8: Links
GB/T 21715.6-2020
Health informatics—Patient healthcard data—Part 6: Administrative data
GB/T 20975.9-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 9:Determination of lithium content—Flame atomic absorption spectrometry
GB/T 20975.7-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 7:Determination of manganese content
GB/T 20975.5-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 5:Determination of silicon content
GB/T 20975.4-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 4:Determination of iron content
GB/T 20975.36-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 36:Determination of silver content—Flame atomic absorption spectrometry
GB/T 20975.35-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten content—Thiocyanate spectrophotometric method
GB/T 20975.3-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 3:Determination of copper content
GB/T 20975.25-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 25:Determination of elements content—Inductively coupled plasma atomic emission spectrometric method
GB/T 20975.24-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 24:Determination of total rare earth content
GB/T 20975.23-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 23:Determination of antimony content