CuSn6

Normaanduiding

EN: CuSn6/CW452K
UNS: C 51900

Chemische samenstelling

Cu: Rest
Sn: 5,5 - 7,0 %
P: 0,01 - 0,4 %

Fysische eigenschappen1)

Soortelijk gewicht: 8,8 g/cm³
Elektrische geleidendheid: 9 m/Ω·mm² = 15 % IACS2)
Thermische geleidendheid: 75 W/m·K
Warmte-uitzettingscoëfficiënt: 18,5·10-6/K
E-module: 115 GPa3)

 

1) Richtwaarden bij kamertemperatuur
2) IACS =International Annealed Copper Standard
3) 1 GPa = 1 kN/mm²


Verwerkingsaanwijzingen

Lasbaarheid: goed
Soldeerbaarheid: zeer goed
Spanningscorrosie: geen

Mechanische eigenschappen

Toestand R350/H80 R420/H125 R500/H160
Trekvastheid RM 350-420 MPa4) 420-520 MPa 500-590 MPa
Strekgrens RP0.2 ≤ 300 MPa ≥ 260 MPa ≥ 450 MPa
Uitzetting A50 ≥ 45 % ≥ 17 % ≥ 8 %
Hardheid HV 80-110 125-165 160-190
Toestand R560/H180 R640/H200 R720/H220
Trekvastheid RM 560-650 MPa 640-730 MPa ≥720 MPa
Strekgrens RP0.2 ≥ 500 MPa ≥ 600 MPa ≥ 690 MPa
Uitzetting A50 ≥ 5 % ≥3 % -
Hardheid HV 180-210 ≥ 200-230 ≥ 220

4) 1 MPa = 1 N/mm²

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