发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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GOLD AND GOLD ALLOYS Determination of gold and silver
Gold and gold alloys.Marks
Gold and gold base alloys. Marks
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
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
Single, double or multilayer electrodeposited coatings on metallic and non-metallic materials for electrical, electronic and other engineering
Method for specifying electroplated coatings of gold and gold alloys - Gold and gold alloys for engineering purposes
Gold and gold alloys.Test methods
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)
Schválení ST SEV 6445-88 doporu?ilo federální ministerstvo hutnic-tví, strojírenství a elektrotechniky, I?O 139351. Zpracovatel a oborové normaliza?n
Corrosion prevention. Metals, alloys and metal coatings. Metallographic examination of corrosion failure of metals
本标准规定了金鱼(Carassius auratus L. var)中琉金品种的分级要求和等级判定。本标准适用于琉金金鱼的分级及检验
Classification of goldfish.Ryukin
GOLD AND GOLD ALLOYS Determination of gold and silver
Gold and gold alloys.Marks
Gold and gold base alloys. Marks
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
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
Single, double or multilayer electrodeposited coatings on metallic and non-metallic materials for electrical, electronic and other engineering
Method for specifying electroplated coatings of gold and gold alloys - Gold and gold alloys for engineering purposes
Gold and gold alloys.Test methods
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)
Schválení ST SEV 6445-88 doporu?ilo federální ministerstvo hutnic-tví, strojírenství a elektrotechniky, I?O 139351. Zpracovatel a oborové normaliza?n
Corrosion prevention. Metals, alloys and metal coatings. Metallographic examination of corrosion failure of metals
本标准规定了金鱼(Carassius auratus L. var)中琉金品种的分级要求和等级判定。本标准适用于琉金金鱼的分级及检验
Classification of goldfish.Ryukin