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Different GGG40 specifications

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ynnoj

ynnoj

Mechanical
Joined
Apr 9, 2007
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Location
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How does GGG-40Si differ from GGG-40(X4NiCrTi25-15)
GGG-40 seem to be developing cracks relatively early.
GGG-40Si recomended "new" specification.
Application: turbine inlet casing.

Could anyone enlighten me on this.

Jonny
 
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