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2.25Cr. 1 Mo. steel

thread794-459554

2.25Cr. 1 Mo. steel

2.25Cr. 1 Mo. steel

(OP)
Hello Friends....
What are the advantage and disadvantage of 2.25Cr. 1Mo. 0.25V steel over conventional 2.25Cr. 1Mo. Steel
Thanks...

RE: 2.25Cr. 1 Mo. steel

As per API TR 934-B:
"The advantages include: increased resistance to hydrogen attack; a lower susceptibility to hydrogen embrittlement; increased resistance to weld overlay disbonding; higher strength."
The disadvantages include: higher hardness; higher PWHT temperatures; susceptibility to low toughness from inadequate heat teatment

Steve Jones
Corrosion Management Consultant

www.linkedin.com/in/drstevejones

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