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镍铬合金材料性能表
Published:2014-10-14 14:34:15

牌 号

性 能

Cr20Ni80

Cr30Ni70?

Cr15Ni60

Cr20Ni35

主要化学成分%

Cr

20.0-23.0

28.1-31.0

15.0-18.0

18.0-21.0

Ni

余量

余量

55.0-61.0

34.0-37.0

Fe

≤1.0

≤1.0

余量

余量

最高使用温度℃

1200

1250

1150

1100

熔点℃

1400

1380

1390

1390

密度g/cm3

8.4

8.1

8.2

7.9

电阻率(20℃)μΩ·m

1.09±0.05

1.18±0.05

1.12±0.05

1.04±0.05

比热(20℃) J/g.℃

0.440

0.461

0.494

0.500

快速寿命

值h/℃

温度℃

1175

1200

1100

1050

小时h

≥110

≥110

≥100

≥100

导热系数KJ/m·h·℃

60.3

45.2

45.2

43.8

膨胀系数a×10-6/℃

18.0

17.0

17.0

19.0

抗张强度 Mpa

>85

>85

>85

>85

延伸率%

≥20

≥20

≥20

≥20

反复弯曲次数F/R

>12

>12

>12

>12

显微组织

奥氏体

奥氏体

奥氏体

奥氏体

磁性

非磁性

非磁性

非磁性

非磁性

Products
Nickel chromium alloy wire, tape, stick | Iron chromium alloy wire, strip, rods | All kinds of industrial furnace electric stove wire forming | All kinds of industrial furnace with formed with resistance | Kanthal (kang thayer) materials forming the furnace of silk | Copper nickel alloy wire, tape | Pure nickel wire | Thermocouple wire | kang thayer materials forming the resistance of the belt | Hoist mesh belt | Cleaning machine plate chain | Platinum, rhodium, yellow, silver, pliers, scissors, crucible | Wire rod | Ceramic tube | peg | nail | Refractory brick | Cotton of high temperature | Car contactor | Line pressing Bi | Wiring Bi etc. |
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