[MW:3009] LTCS bolting for SS flange

Dear all,

 

Can any one help me to get information regarding LTCS boltings used for SS flsangs.

 

Presently we r using LTCS boltings A 320 Gr L7 for SS 304 Heat exchenger bonnet(head) flanges.Is there any effect on the equipment.

 

Please give me some backup hint to get understand abt it.

 

Design tempr is 300 deg C

 

Regards,

 

Prakash

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