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Super Invar Low Controlled Expansion Alloys -60~80°C 4J32 With Mn 0.20~0.60

Place of Origin China
Brand Name XUNSHI
Certification ISO9001
Model Number 4J32
Minimum Order Quantity 200kg
Price Negotiable
Packaging Details Plywood case
Delivery Time 40-50 days
Payment Terms T/T
Supply Ability 500kg per week

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Product Details
Equal Grade Super-Invar Forms Of Supply Bar, Tube, Plate, Wire, Strip
Curie Piont 220°C Certification ISO9001
Product Name Controlled Expansion Alloys Model 4J32
High Light

iron nickel alloy

,

thermal expansion nickel

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Product Description

4J32 Super-Invar Low Expansion Alloy -60~80°C lower expansion rate than 4J36

 

 

4J32 is also called Super-Invar. It has a lower expansion coefficient than 4J36 within temperature range -60~80°C. It is mainly used to make instrument parts which requires high presicion in enviornment temperature range.

 

Chemical composition

Element C P S Si Mn Cu Co Ni Fe
Weight(%) 0.05 max 0.02 max 0.02 max 0.02 max 0.20~0.60 0.40~0.80 3.2~4.2 31.5~33.0 Rem

 

Spec

YB/T 5241-2005 Alloy with expansion

 

Mean Coefficient of Linear Expansion 20~50°C 20~100°C 20~150°C 20~200°C 20~250°C 20~300°C 20~400°C 20~500°C
4J32 0.5 0.9 1.4 2.0 3.2 4.9 7.7 9.6

Super Invar Low Controlled Expansion Alloys -60~80°C 4J32 With Mn 0.20~0.60 0