GB/T 229-2020
金属材料 夏比摆锤冲击试验方法
Metallic materials—Charpy pendulum impact test method
- 实施日期
- 2021-04-01
- ICS 分类
- 77.040.10
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 229-2020
Metallic materials—Charpy pendulum impact test method
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Tensile testing method for fine wire of nonferrous metals
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Continuously electrolytically zinc/zinc-nickel alloy coated steel sheet and strip
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Scraps of copper and copper alloy
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Galvanized or zinc-aluminum alloy-coated low-carbon steel wire for armoured cables
GB/T 1531-2020
Copper and copper alloy capillary tube
GB/T 23518-2020
Palladium on carbon catalyst
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Test methods for detecting detrimental phases in lean duplex austenitic-ferritic stainless steels
GB/T 24242.1-2020
Non-alloy steel wire rod for conversion to wire—Part 1:General requirements
GB/T 3131-2020
Tin-lead solder
GB/T 8151.22-2020
Methods for chemical analysis of zinc concentrates—Part 22: Determination of zinc, copper, lead,iron,aluminium ,calcium and magnesium contents—Wavelength dispersive X-ray fluorescence spectrometric method
GB/T 20928-2020
Seamless inner grooved copper tube
GB/T 2969-2020
Samarium oxide
GB/T 24242.2-2020
Non-alloy steel wire rod for conversion to wire —Part 2:Specific requirements for general purpose wire rod
GB/T 20975.21-2020
Methods for chemical analysis of aluminium and aluminium alloy—Part 21: Determination of calcium content
GB/T 8760-2020
Test method for dislocation density of monocrystal gallium arsenide