Jiangsu Steel Group Co., Limited

Stainless steel manufacturer OEM & ODM

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Haynes 188™ - UNS R30188

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Haynes 188™ is a cobalt based alloy with excellent high temperature strength and great oxidation resistance up to 2000 F. Haynes 188s™ has good resistance to sulfidation and good metallurgical stability, therefore Haynes 188™ can be easily fabricated.

Chemical Analysis

C

.05- .15

MN

1.25 max

P

.020 max

S

.015 max

Si

.20- .50

Cr

21.0- 23.0

Ni

20.0- 24.0

Co

bal

B

.015 max

W

13.0- 15.0

La

.03- .15



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