Re: [MW:27549] Rolling/forming method for Gr.91 Plate

Hi!

For high alloy steelmaterial edges should be ground and rounded followed by MPT and LPT 

LOADING SHOULD BE GRADUAL and not sudden.during forming

For D.end.it is always better.to go for crown and petal 

Regards

Hegde

Sent from Yahoo Mail on Android

On Fri, 23 Mar 2018 at 15:17, Brajendra Singh

<brajendra1020@gmail.com> wrote:

Dear expert's,

Please share the forming/rolling requirements for A387 Gr.91, we have tried cold forming/rolling of shell & dish end but always cracking.

Attaching photographs for refrence.

Thanks in advance

Regards, 

Brajendra Patel

Mob:+917057406907

--
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
---
You received this message because you are subscribed to the Google Groups "Materials & Welding" group.
To unsubscribe from this group and stop receiving emails from it, send an email to materials-welding+unsubscribe@googlegroups.com.
Visit this group at https://groups.google.com/group/materials-welding.
For more options, visit https://groups.google.com/d/optout.

--
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
---
You received this message because you are subscribed to the Google Groups "Materials & Welding" group.
To unsubscribe from this group and stop receiving emails from it, send an email to materials-welding+unsubscribe@googlegroups.com.
Visit this group at https://groups.google.com/group/materials-welding.
For more options, visit https://groups.google.com/d/optout.