Paliney 7

General Alloy Overview

ASTM

Application Examples

Industry Examples

Tempers

Available Forms

Constant (Temper - Independent) Properties

ParameterValue
Modulus of Elasticity, psi, nominal (microhm cm)17 x 10^6
Densitiy, nominal grams/cc (Dwt./cu. in.)11.8
Solidus Temperature nominal F (C)1976 (1080)
Coefficient of Linear Expansion, / oF(70 - 212o F) nominal (/ oC (20 - 100oC))
ParameterValue
Fatigue strength (rotating - bending) at 10(8) cycles, psi50,000
Electrical Conductivity, %IACS5.5
Noblility, %75.06

Temper Dependent Properties - Annealed

Temper Dependent PropertiesAnnealed
Resistivity, nominal, ohm-cmf (microhm cm)210
Thermal emf vs. Platinum (0 - 100C), uv/C nominal-10
Wire
Proportional Limit, psi, nominal90,000
Strip and Rod Properties .003 - .020"
UTS, psi110,000 - 125,000
Elongation, % in 212 min
Knoop Hardness (100-gram load) (50-gram under .005 thick)200 - 260
Vickers Hardness (100-gram load) (50-gram under .005 dia.) 185 - 255
Proportional Limit, psi, nominal100,000
Temper Dependent PropertiesAnnealed
Wire .004 - .020" dia
UTS, psi110,000- 130,000
Elongation, % in 220 min.
Knoop Hardness (100-gram load) (50-gram under .005 thick) 200-260
Vickers Hardness (100-gram load) (50-gram under .005 dia.)190-250
Wire .021 - .060" dia.
UTS, psi110,000- 130,000
Elongation, % in 2"15 min
Knoop Hardness (100-gram load) (50-gram under .005 thick)200-260
Vickers Hardness (100-gram load) (50-gram under .005 dia.)190-250

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