• 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) - Correspondent alloys in foreign unification  
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   - - - -   - - - -     - - - -   - - - -
                       
PERCENTUAL CHEMICAL COMPOSITION
Designation Cu Sn Pb max. Zn Ni Fe 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, Alto contenuto Pb

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