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4、1463 Metalli and Oxide coatings Measurement of coating thickness Microscopical method( . . -)ISO 2177 Metallic coating Measurement of coating thickness Coulometric method by anodicdissolution ( . . - )ISO 3497 Metallic coating Measurement of coating thickness X-ray spectrometric methods (- . . )ISO
5、3543 Metallic and non-metallic coatings Measurement of thickness Beta backscatter method( . . -ISO 4481:1977 Cutlery and flatware Nomenclature ( . -)ISO 6508:1986 Metallic materials Hardness test Rockwell test (scales A-B-C-D-E-F-G-H-K) - . . (-D-E-F-G-H-K)1 ISO 8442- 42013 N ISO 8442-2 Materials an
6、d articles in contact with foodstuffs Cuflery and table holloware Part 2:Requirements for stainless steel and silvev-plated cutlery (ISO 8442:1997) . . 2. (ISO 8442:1997)3 :3.1 (hard gold plating): () -, , .4 4.1 , - . , .4.2 4.2.1 1.4.2.2 6. 1 1)C, %P, %,S, %,Cr, %,Ni, %,Mo2),%,V2),%,Mn, %, , -, ,
7、- - 0,07 0,150,0450,0450,0150,01517,017,08,04,02,010,5 - - - 0,08 0,040 0,015 16,0 1,30 - - (-) 0,16 0,040 0,015 12,0 - - (-) 0,26 0,040 0,015 12,0 1,30 0,20 Ag, %,Cu, %,Ni, %,Zn, %Mn, %,Fe, % Pb, %, , , -, 800 80,0 20,0 925 92,5 7,1 60,0 9,0 24,0 0,50 0,30 0,05 0,502 ISO 8442-42013 1Ag, %,Cu, %,Ni,
8、 %,Zn, %Mn, %,Fe, % Pb, %, 98,5 98,51). 3 .2) MoV .5 5.1 , 4, , .5.2 , 5.2.1 , -.5.2.2 , .5.2.3 .5.2.4 , , , , . .5.2.5 : , , .5.2.6 5.2.15.2.5 - .5.3 .5.4 - .5.5 , 60. 40 0,46 1 .5.6 -.6 6.1 - 6.2 6.3.6.2 , A ( -) ( ), 2.3 ISO 8442-42013 2 , , I 4,5 2,5 II 21 III 0,2 0,16.3 ( , ; . 3.4*) 60 % . , -
9、 ISO 2177, ISO 1463, ISO 3497 ISO 3543. - ISO 1463.7 7.1 0,2 % , , .7.2 - :a) , 1,5 ;b) , c92, 0,4 (0,126 2) , , c92, 0,4 (0,126 2) ;c) , c92, 0,75 (0,442 2) .7.3 7.3.1 D - 3. , .7.3.2 , , 1 -:- . 10 - , 0,7 , 100 , (- 1 ). ( 1) 10 .* , ISO 8442-4:1997 .4 ISO 8442-420137.4 , , , , 10 10050c45C1) :a) 180100c45 10 ;b) 45020,c45 c215 , 37 2 , - 37020,c45 c215 , 37 2. 10 . . - 10 10050c45C1).7.5
