金 标准查询与下载



共找到 150 条与 相关的标准,共 10

GOLD AND GOLD ALLOYS Determination of gold and silver

Metal - metal adhesive - medium resistance - high tixotropy - medium expansion Adesivo metal-metal - m閐ia resist阯cia - alta tixotropia - m閐ia expans鉶 Do Not use on New Programs; No Replacement

Metallic coatings - Electrodeposited gold and gold alloy coatings for engineering purposes

Gold and gold alloys.Marks

Gold and gold base alloys. Marks

Gold and gold alloys - Marks

Gold and Gold Alloy Targets

Gold and gold alloys. Marks

This standard prescribes the method for assaying of gold in gold and gold alloys

Method for determination of gold in gold and gold alloys

本标准规定了金、钯合金中金含量的测定方法。 本标准适用于下列牌号合金中金量的测定:AuNi9.0、AuN汇u7.5-1.5、AuN汇r5.01.0、AuNi-Cr5.02.0、AuNiIn9.08.0、AuCuNiZn22.02.5-1.0

Gold,palladium alloys.Determination of gold content

Zpracovatel: Safína, s. p., Jesenice u Prahy, I?O 45147868 — Eva Miná?ová Pracovník Federálního ú?adu pro normalizaci a mě?ení: Milan Skoták

Wire of gold and gold alloys. Dimensions

Specifies the requirements for electrodeposted coatings (single-layer or multi-layer) of gold and its alloys for electrical, electronic and other

Electroplated coatings - Gold and gold alloys

This standard specifies eight standard grades of gold, used in the manufacture of articles of gold, based on their gold content. This does not refer

Grades of Gold and Gold Alloys

Electroplated coatings - Gold and gold alloys

本标准规定了采用灰吹法(火试金法)测定金合金首饰中金含量的方法。 本标准适用于金含量在333.0%~999.5%的各种金和K金首饰(不含铂、铑等不溶于硝酸的成分)金含量的测定。 本标准被GB 11887指定为金和金首饰中金含量分析的仲裁方法

Gold jewellery alloys.Determination of gold.Cupellation method (fire assay)




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