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Ni-span Alloy

Ni-span AlloyNi-span AlloyNi-span Alloy

Product Introduction

Ni-Span c902,AMS 5225,UNS N09902, (Ni42CrTiAl),Chinese 3J53 A precipitation hardenable Nickel-Iron-Chromium alloy having outstanding controllable thermoelastic coefficient characteristics and excellent oxidation resistance in high temperature atmospheres. The alloy can be processed to have a constant modulus of elasticity at temperatures ranging from -45 to +65 ℃(-50 to +150℉).
Forms: Sheet/Plate, Bar/Rod/Wire/Coil

Product details

Description

A precipitation hardenable Nickel-Iron-Chromium alloy having outstanding controllable thermoelastic coefficient characteristics and excellent oxidation resistance in high temperature atmospheres. The alloy can be processed to have a constant modulus of elasticity at temperatures ranging from -45 to +65 ℃(-50 to +150℉).

Application

They are usually used for making instruments, wireless elastic sense organs, bellows, diaphragms


parameter

Cross Reference

Russia USA Japan Germany UK
42HXTЮ H41XT Ni-Span C902 Elinvar Extra Sumispan-3 EL-3 Ni-Span C Ni-Span C

Chemical Composition (%)

C Mn Si P S Ni Cr Ti Al Fe
0.05 0.80 0.80 0.020 0.020 41.5-43.0 5.2-5.8 2.3-2.7 0.5-0.8 BAL.

Physical Property

Density(g/cm3) 8.0
Staturation induction density(B600/T) 0.7
Mean Coefficient of Linear Expansion20-100℃(10-6/K) 8.5
Resistivity Ρ/(μΩ•m) 1.1
Modulus of Elasticity(E/Mpa) 176500--191000
Shear eleasticity(G/MPa) 63500-73500
Vickers Hardness(HV) 350-450

Mechanical Property

Shape Delivery State Thickness&Diameter/mm Tensile Strengthòь /Mpa Elongationò(%)≥
Strip Annealed 0.20-0.50 <885 20
Wire Cold drawn 0.20-3.00 >930

The temperature coefficient of the modulus of elasticity

Aging Temperature/℃ The temperature coefficient of the modulus of elasticity βE/(10-6/℃)(-60~+80℃)
Cold Rolling Annealed
500 -38~-15 +18~+12
550 -22~0 +10~+35
600 -10~+10 +35~+55
650 0~+20 +42~+64
700 0~+20 +40~+60
750 -4~+16 +28~+50

Yield Strength(after the heat Treatment)

Delivery State Thickness /mm Yield Strength/Mpa
Annealed 0.50-2.50 <685
Cold rolled 0.50-1.00 >885

Size Range

Sheet Thickness: 0.10mm~2.50mm, width:10.0~210mm
Plate Thickness: 2.5mm~40.0mm,width:≤300mm
Round Wire Dia 0.1mm~Dia 7.0mm
Flat Wire Dia 0.5mm~Dia 7.0mm,length:≤1000mm
Bar Dia 7.0mm~Dia 10.0mm,length:≤2000mm

Condition: (With max tolerance) hot rolled, cold rolled, cold drawn,bright

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