GB/T 39507-2020
皮革 物理和机械试验 耐磨性能的测定:马丁代尔球盘法
Leather—Physical and mechanical tests—Determination of abrasion resistance:Martindale ball plate method
- 实施日期
- 2021-06-01
- ICS 分类
- 59.140.30
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 39507-2020
Leather—Physical and mechanical tests—Determination of abrasion resistance:Martindale ball plate method
GB/T 39356-2020
Determination of total nickel,total cobalt,total selenium, total vanadium, total stibium,total thallium in fertilizers — Inductively coupled plasma optical emission spectroscopy
GB/T 39359-2020
Integrating sphere method for the test of liquid/solid suspended photocatalytic hydrogen production reaction
GB/T 39484-2020
Fibre-reinforced plastic composites—Determination of the mode Ⅱ fracture resistanc for unidirectionally reinforced materials using the calibrated end-loaded split(C-ELS) test and an effective crack length approach
GB/T 39539-2020
Technical requirements for determination of gas diffusion coefficient in shale reservoir
GB/T 39230-2020
Code of practice for installation and commissioning of heavy duty submarine cable recovery and releasing device
GB/T 39301-2020
Disposal method for electroplating sludge reduction
GB/T 39411-2020
Technical requirements of BeiDou satellite common-view time transfer
GB/T 5169.46-2020
Fire hazard testing for electric and electronic products—Part 46: Test flames—Determination of the characteristic heat flux for ignition from a non-contacting flame source
GB/T 39319-2020
Coding rules of identification for electronic commerce entity
GB/T 39394-2020
Test method for LED lamps, LED luminaires and LED modules
GB/T 20975.33-2020
Methods for chemical analysis of aluminium and aluminium alloys—Part 33:Determination of potassium content—Flame atomic absorption spectrometric method
GB/T 39330-2020
Technical specification for surface treatment of titanium alloy castings
GB/T 39307-2020
Fluorescent whitening agents—Determination of shade and relative whiteness—Plastic coloring
GB/T 39271.1-2020
Rolling bearings—Load ratings for hybrid bearings with rolling elements made of ceramic—Part 1: Dynamic load ratings
GB/T 39283-2020
Non-destructive testing—Testing method for surface-wave testing using electromagnetic acoustic transducer (EMAT) techniques
GB/T 39517.2-2020
Tractors and machinery for agriculture and forestry—Test procedures for positioning and guidance systems in agriculture—Part 2:Testing of satellite-based auto-guidance systems during straight and level travel
GB/T 36805.2-2020
Plastics—Determination of tensile properties at high strain rates—Part 2: Direct testing method
GB/T 39468-2020
General methods for the validation of terrestrial quantitative remote sensing products
GB/T 38477-2020
Determination of gene expression—Western blot