CuSn5

Normaanduiding

EN: CuSn5/CW451K
UNS: C 51000

Chemische samenstelling

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

Fysische eigenschappen1)

Soortelijk gewicht: 8,85 g/cm³
Elektrische geleidendheid: 10 m/Ω·mm² = 16,5 % IACS2)
Thermische geleidendheid: 82 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 R310/H75 R400/H120 R490/H160
Trekvastheid RM 310-390 MPa4) 400-500 MPa 490-580 MPa
Strekgrens RP0,2 ≤ 250 MPa ≥ 240 MPa ≥ 430 MPa
Uitzetting A50 ≥ 45 % ≥ 14 % ≥ 8 %
Hardheid HV 75-105 120-160 160-190
Toestand R550/H180 R630/H200 R690/H220
Trekvastheid RM 550-640 MPa 630-720 MPa ≥690 MPa
Strekgrens RP0,2 ≥ 510 MPa ≥ 600 MPa ≥ 670 MPa
Uitzetting A50 ≥ 4 % ≥2 % -
Hardheid HV 180-210 ≥ 200-230 ≥ 220

4) 1 MPa = 1 N/mm²

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