HK30 A608 Heat-Resistant Alloy Tubing

HK30 A608 Centrifugal Cast Heat-Resistant Alloy Tubing

GradeHK30

Chemical Requirements(Composition, %)

C: 0.25–0.35

Mn: 1.5max

Si: 0.50–2.00

Cr: 23–27

Ni: 19—22

P: 0.04 max

S: 0.04 max

Mo0.50 max

Minimum Elevated Temperature Tensile Strength and Elongation Values

11400 °F [760 °C]

Tensile Strength, psi [kPa]: 26000

[180000]

 

 

21600 °F [870 °C]

Tensile Strength, psi [kPa]: 14000

[97000]

Elongation, %:9.0

 

31800 °F [980 °C]

  

Tensile Strength, psi [kPa]: 7500

[52000]

Elongation, %:18.0

 

4、2000 °F [1095 °C]

  

Tensile Strength, psi [kPa]: 3600

[25000]

Elongation, %:24.0

 

Keywordsalloy; centrifugal casting; high temperatures; pressure containing parts; steel tube; temperature service applications

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