CuSn4

Normaanduiding

EN: CuSn4/CW450K
UNS: C 51100

Chemische samenstelling

Cu: Rest
Sn: 3,5 - 4,5 %
P: 0,01 - 0,4 %

Fysische eigenschappen1)

Soortelijk gewicht: 8,9 g/cm³
Elektrische geleidendheid: 11,5 m/Ω·mm² = 20 % IACS2)
Thermische geleidendheid: 84 W/m·K
Warmte-uitzettingscoëfficiënt: 18,2·10-6/K
E-module: 118 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 R290/H70 R390/H115 R480/H150
Trekvastheid RM 290-390 MPa4) 390-490 MPa 480-570 MPa
Strekgrens RP0,2 ≤ 190 MPa ≥ 210 MPa ≥ 420 MPa
Uitzetting A50 ≥ 40 % ≥ 11 % ≥ 4 %
Hardheid HV 70-100 115-155 150-180
Toestand R540/H170 R610/H190
Trekvastheid RM 540-630 MPa ≥ 610 MPa
Strekgrens RP0,2 ≥ 490 MPa ≥ 540 MPa
Uitzetting A50 ≥ 3 % -
Hardheid HV 170-200 ≥ 190

4) 1 MPa = 1 N/mm²

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