• SRM sa , is specialized in the commercialization of the following ALLOYS:
  • SRM sa , is specialized in the commercialization of the following ALLOYS:
  • SRM sa , is specialized in the commercialization of the following ALLOYS:

    Nickel-Molybdenum, Cobalt , Wolfram alloys (both Tungsten metal that carbide), Titanium, Tin alloys, Sn CP, White Metal, Tin with Silver, Copper (scrap-turning, in all its alloys and derivatives).
  • SRM sa , is specialized in the commercialization of the following ALLOYS:

    All materials based on Iron with a content of Molybdenum - Vanadium - Tungsten - Wolfram
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  • Binary alloys Cu - Sn -Zn -Pb (High content Pb)
Binary alloys Cu - Sn -Zn -Pb (High content Pb)
DESIGNATION STANDARD ASTM B 505 BS 1400 DIN 1705 ISO 1338
SAE 660 SAE 932 ... ... ...
G-Cu Sn3 Zn5 Pb7 UNI 7013-9^ ... LG1 ... ...
G-Cu Sn5 Zn5 Pb5 UNI 7013-8^ 836 LG2 G-Cu- Sn5 Zn Pb Cu Sn5 Pb5 Zn5
G-Cu Sn5 Zn5 Pb6 UNI 7013-7^ 932 ... G-Cu- Sn7 Zn Pb Cu Sn7 Pb7 Zn3
B ZN7 UNI 1698 ... ... ... ...
Br.Com.tipo R Tonolli ... ... ... ...
B ZN9 Tonolli ... ... ... ...
PERCENTUALE COMPOSIZIONE CHIMICA
DesignationCuSnPb max.ZnNiFe max.Sb max.S max.P max.Mn max.More specifications
SAE 660 81-85 6,25-7,5 6-8 2-4 0,5 0,2 0,35 ... 0,05 ... Fe+Sb+P≤0,5
G-Cu Sn3 Zn10 Pb7 BAL 3-5 5-7,5 9-11 2 0,4 0,4 0,2 0,05 0,2 Total imp. except Ni and P≤1,20
G-Cu Sn5 Zn5 Pb5 BAL 4-6 4-6 4-6 2 0,3 0,4 0,1 0,05 0,1 idem ≤1,0
G-Cu Sn7 Zn4 Pb6 BAL 6-8 5-7 3-5 2 0,25 0,35 0,1 0,05 0,1 idem ≤0,7
B ZN7 83-85 5-7,5 4 BAL 1 0,5 0,5 ... 0,05 ... Cu+Sn≥97,5
Br.Com.tipo R 73-75 4-5 10-12 BAL 0,5 0,7 0,3 0,1 0,05 ... Fe+Sb+S+P≤1
B ZN9 79-81 4,5-5,5 4,5-6,5 6,5-10 0,5 0,7 0,3 0,1 0,05 ... idem

Tags: Rame, Stagno, Piombo, Zinco

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