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  PALLADIUM ALLOY WIRE
(HEAT-TREATED CONDITION)

Paliney 7

Properties of PaIiney 7

Ductile HT
(Age Hardened)

Resistivity, nominal,                     ohm-cmf 190

microhm cm

31.6
Density, nominal                        grams/cc 11.8

dwf/cu. in

124.5
Solidus Temperature, nominal,              F 1860

C

1015
Coeff. of Linear Expansion, nominal  
        F, (70-212) 7.5 x 10-5

        C, (20-100)

13.5 x 10-5
Thermal eml vs. Platinum, (0-100C),
        v/C, nominal -8
Fatigue Strength (Rotating-Bending)
        at 10 cycles, psi 50,000
Modulus of Elasticity, psi, nominal 17 x 10

Wire Properties

Proportional limit, psi, nominal 135,000
Ultimata Tensile Strength, psi
        .004-.020 dia. 180,000-190,000
        .021-.040 dia. 180,000-190,000
        .041-.080 dia. 155,000-185,000
Elongation, 1/4 ln 2"
        .004-.020 dia. 8 min.
        .021-.000 dia.
Knoop Hardness,  100 gram load
(50 gram under .005 dia.)
        .004-.010 dia. 320-370
        .011-.020 dia. 320-370
        .021-.040 dia. 310-360
Vickers Hardness,  100 gram load
(50 gram under .005 dia.)
        .004-.020 dia. 320-380
        .020-.040 dia. 320-380

Strip, Ribbon and Rolled Shape Properties

Proportional limit, psi, nominal 135,000
Ultimata Tensile Strength, psi
        .003-.010 thick 150,000-185,000
        .011-.020 thick 150,000-185,000
Elongation, 1/4 ln 2"
        .003-.010 thick 8-20
Knoop Hardness,  100 gram load
(50 gram under .005 dia.)
        .003-.020 dia. 300-360
Vickers Hardness,  100 gram load
(50 gram under .005 dia.)
        .004-.020 dia. 320-380

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