GB/T 42915-2023
铜精矿及主要含铜物料鉴别规范
Specification for identification of copper concentrates and main copper-bearing materials
- 实施日期
- 2024-03-01
- ICS 分类
- 77.120.01
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 42915-2023
Specification for identification of copper concentrates and main copper-bearing materials
GB/T 42901-2023
Test methods of reinforcement couplers for mechanical splices of bars
GB/T 42899-2023
Test method for weldability of ocean engineering structural steel
GB/T 42904-2023
Corrosion of metals and alloys—Corrosion test of flowing water in seawater pipeline
GB/T 42900-2023
Metallic materials—High strain rate compression test method at elevated temperature
GB/T 42907-2023
Test method for excess-charge-carrier recombination lifetime in silicon ingots, silicon bricks and silicon wafers—Noncontact eddy-current sensor
GB/T 38471-2023
Recycling material for copper
GB/T 38472-2023
Recycling material for cast aluminium alloys
GB/T 22640-2023
Test method for determining susceptibility to stress corrosion cracking of aluminum alloys
GB/T 10561-2023
Determination of content of nonmetallic inclusions in steel—Micrographic method using standard diagrams
GB/T 8358-2023
Steel wire ropes—Determination of breaking force
GB/T 18034-2023
Specification for the platinum rhodium thermocouple thin wires used in rapid temperature measuring thermocouple
GB/T 42513.1-2023
Methods for chemical analysis of nickel alloys—Part 1: Determination of chromium content—Potentiometric titration method with ammonium iron(II) sulfate
GB/T 38470-2023
Recycling material for copper alloy
GB/T 7216-2023
Metallographic test for grey cast iron
GB/T 6150.18-2023
Methods for chemical analysis of tungsten concentrates一Part 18:Determination of barium content一Inductively coupled plasma atomic emission spectrometry
GB/T 7998-2023
Method for evaluating the susceptibility to intergranular corrosion of aluminum alloys
GB/T 8152.17-2023
Methods for chemical analysis of lead concentrates—Part 17: Determination of aluminum,magnesium,iron,copper,zinc,cadmium,arsenic,antimony,bismuth and calcium contents— Inductively coupled plasma atomic emission spectrometry
GB/T 42516-2023
Method for chemical analysis of high temperature shape memory alloys—Determination of platinum content—Thiourea complex precipitation method
GB/T 13821-2023
Zinc alloy die castings