GOST 25278.2-82
ГОСТ 25278.2-82
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Alloys and foundry alloys of rare metals. Method for determination of vanadium
Сплавы и лигатуры редких металлов. Метод определения ванадия
Status: Effective - Introduced for the first time. The limitation of effectiveness has been lifted: Protocol No. 2-92 of the IGU dated 05.10.92 (IUS 2-1993)
The standard establishes a titrimetric method for the determination of nitrogen in ferrochrome.
Стандарт устанавливает титриметрический метод определения ванадия: от 1 до 10 % - в сплавах (лигатурах) на основе ниобия (компоненты: алюминия не более 50 %, вольфрама не более 10%, иттрия не более 10 %, молибдена не более 50 %, титана не более 50 %, циркония не более10 %, хрома не более 20 %, углерода не более1 %).10 %, хрома не более 20 %, углерода не более1 %).
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Format: Electronic (pdf/doc)
Approved: USSR State Committee for Standards,
5/26/1982
SKU: RUSS54468
The Product is Contained in the Following Classifiers:
PromExpert »
SECTION I. TECHNICAL REGULATION »
V Testing and control »
4 Testing and control of products »
4.12 Testing and control of products of metallurgical industry »
4.12.3 Non-ferrous and precious metals »
ISO classifier »
77 METALLURGY »
77.120 Non-ferrous metals »
77.120.99 Other non-ferrous metals and their alloys »
National standards »
77 METALLURGY »
77.120 Non-ferrous metals »
77.120.99 Other non-ferrous metals and their alloys »
National Standards for KGS (State Standards Classification) »
Latest edition »
V Metals and metal products »
V5 Non-ferrous metals and their alloys. Rolled non-ferrous metals »
V59 Test methods. Packaging. Marking »
National Standards for OKSTU »
RAW MATERIALS OF NON-FERROUS METALS, NON-FERROUS METALS AND THEIR ALLOYS »
Control methods (testing, analysis, measurements) »
The Document References:
GOST 20490-75: Reagents. Potassium permanganate. Specifications
GOST 22180-76: Reagents. Oxalic acid. Specifications
GOST 26473.0-85: Vanadium base alloys and alloying elements. General requirements for methods of analysis
GOST 4197-74: Reagents. Sodium nitrite. Specifications
GOST 4204-77: Reagents. Sulphuric acid. Specifications
GOST 4208-72: Reagents. Ammonium ferrous sulphate. Specifications
GOST 4461-77: Reagents. Nitric acid. Specifications
GOST 6552-80: Reagents. Orthophosphoric acid. Specifications
GOST 6691-77: Reagents. Urea. Specifications
GOST 7172-76: Reagents. Potassium pyrosulphate
GOST 84-76: Reagents. Sodium carbonate 10-aqueous. Specification
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