Barrel Screw
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种类Type

特性

Characteristics

主要成分

Alloy

硬度

Hardness(HRc)

基本材质

Base material

FJ-01

耐磨

Abrasion resistance

Fe+Ni+Cr+B

58-64

45/40Cr

FJ-02

耐腐蚀

Anti-corrosion

Ni+Cr+Co+B

50-58

45/40Cr

FJ-03

耐磨耐腐蚀

Abrasion resistance and anti-corrosion

Ni+Cr+Co+Fe+B

56-64

45/40Cr

FJ-04

高耐磨耐腐蚀

High abrasion resistance and anti-corrosion

Ni+Cr+Wc+Co+B

58-67

45/40Cr

 

Bimetallic screw technology data

螺杆合金

Alloy material

Stellite alloy

Colmonoy

抗拉伸强度

Tensile strength(kgf/ mm²)

90

90

强行模量

Elastic coefficient(kgf/ mm²)

2.5

2.5

疲劳极限

Fatigue Limit(kgf/ mm²)

硬度

Hardness HRc

55-60

50-60

 

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