Browse Standards

贵金属合金化学分析方法 金、钯、银合金中铜量的测定 硫脲析出EDTA络合返滴定法

Test method of precious metal alloys - Determination of copper content for gold, palladium and silver alloys - Complexometric return titration using thiourea releasing EDTA

贵金属合金化学分析方法 铂、钯合金中铱量的测定 硫酸亚铁电流滴定法

Test method of precious metal alloys - Determination of iridium contents for platinum, palladium alloys - Electricity titration with ferrous sulfate

贵金属合金化学分析方法 金、铂、钯合金中铂量的测定 高锰酸钾电流滴定法

Test method of precious metal alloys - Determination of platinum content for gold, platinum and palladium alloys - Electricity titration using potassium permanganate

贵金属合金化学分析方法 银合金中钒和镁量的测定 电感耦合等离子体原子发射光谱法

Test method of precious metal alloys - Determination of vanadium and magnesium contents for silver alloys - Inductively coupled plasma atomic emission spectrometry

贵金属合金化学分析方法 金合金中锆和镓量的测定 电感耦合等离子体原子发射光谱法

Test method of precious metal alloys - Determination of zirconium and gadolinium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry

贵金属合金化学分析方法 金合金中铜和锰量的测定 电感耦合等离子体原子发射光谱法

Test method of precious metal alloys - Determination of copper and manganese contents for gold alloys - Inductively coupled plasma atomic emission spectrometry

贵金属合金化学分析方法 金合金中钆和铍量的测定 电感耦合等离子体原子发射光谱法

Test method of precious metal alloys - Determination of gadolinium and beryllium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry

贵金属合金化学分析方法 金合金中镍量的测定 EDTA络合返滴定法

Test method of precious metal alloys - Determination of nickel content for gold alloys - Complexometric backing titration using EDTA

贵金属及其合金术语

Terminology for precious metals and their alloys

硝酸稀土植物生长调节剂

Rare earth nitrate for growth regulator for plant

锅炉和压力容器用钢板

Steel plates for boilers and pressure vessels

不锈钢极薄壁无缝钢管

Thinnest-wall seamless tubes of stainless steel

奥氏体 铁素体型双相不锈钢焊接钢管

Austenitic - Ferritic (duplex) grade stainless steel welded tubes and pipes

结构用不锈钢复合管

Stainless steel clad pipes for structural purposes

平面二次包络环面蜗杆减速器

Planar double-enveloping worm gearing reducer

锻钢冷轧工作辊 通用技术条件

General specifications of forged steel work rolls for cold rolling

流体输送用不锈钢焊接钢管

Welded stainless steel pipes for liquid delivery

铁素体钢的无塑性转变温度落锤试验方法

Test method for drop-weight test to determine nil-ductility transition temperature of ferritic steels

复合钢板力学及工艺性能试验方法

Clad steel plates - Mechanical and technological test

金属铬

Metal Chrome