Browse Standards
4761+ standards in database
4761 result(s) found
金属粉末 铁、铜、锡和青铜粉末中酸不溶物含量的测定
Metallic powders—Determination of acid-insoluble content in iron, copper, tin and bronze powders
硬质合金 钴粉中钙、铜、铁、钾、镁、锰、钠、镍和锌含量的测定 火焰原子吸收光谱法
Hardmetals—Determination of calcium,copper,iron,potassium,magnesium,manganese,sodium,nickel and zinc in cobalt metal powders—Flame atomic absorption spectrometric method
电力机车接触材料用铜及铜合金线坯
Copper and copper alloys drawing for contacting materials of electric locomotives
镍及镍合金 术语和定义
Nickel and nickel alloys—Terms and definitions
蠕墨铸铁金相检验
Metallographic test for compacted (vermicular) graphite cast irons
铅精矿化学分析方法 第11部分：汞含量的测定 原子荧光光谱法和固体进样直接法
Methods for chemical analysis of lead concentrates—Part 11: Determination of mercury content—Atomic fluorescence spectrometry and direct mercury determining with solid injection method
导电用铜型材
Copper profiles for electrical purposes
燃气管道涂覆钢管
Coated steel pipes for gas piping
铜和铜合金 锻件
Copper and copper alloys—Forgings
铝合金压铸件
Aluminum alloy die castings
稀土铁合金化学分析方法 第9部分：磷量的测定 铋磷钼蓝分光光度法
Chemical analysis methods for rare earth ferroalloy—Part 9：Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometry
稀土铁合金化学分析方法 第8部分：硅量的测定 光度法
Chemical analysis methods for rare earth ferroalloy—Part 8: Determination of silicon content—Spectrophotometry
稀土铁合金化学分析方法 第7部分：碳、硫量的测定 高频-红外吸收法
Chemical analysis methods for rare earth ferroalloy—Part 7: Determination of carbon and sulfur contents—High frequency - infrared absorption method
锌精矿化学分析方法 第25部分：铟含量的测定 火焰原子吸收光谱法
Methods for chemical analysis of zinc concentrates—Part 25:Determination of indium content—Flame atomic absorption spectrometry
核电站用双相不锈钢钢板
Duplex stainless steel plate used for nuclear power plants
铜合金护套无缝盘管
Copper alloy seamless coil tube for sheath
特大型锻钢件的热处理规范
Specification of heat treatment for super-scale steel forgings
大型锻钢件的锻造规范
Specification of forging of heavy steel forgings
压铸铜合金及铜合金压铸件
Die casting copper alloys and copper alloys die castings
钢管无损检测 无缝和焊接钢管分层缺欠的自动超声检测
Non-destructive testing (NDT) methods of steel tubes—Automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections