Nov 8, 2015 #1 fhw Mechanical Nov 8, 2015 4 0 0 SA Hi all, If the Stainless Steel bolts of a U-stamped Heat exchanger body flange (Channel-tubesheet-shell) are going to be replaced with Carbon Steel bolts, would that need R stamp on the Heat exchanger? Thanks
Hi all, If the Stainless Steel bolts of a U-stamped Heat exchanger body flange (Channel-tubesheet-shell) are going to be replaced with Carbon Steel bolts, would that need R stamp on the Heat exchanger? Thanks
Nov 9, 2015 #2 metengr Materials Oct 2, 2003 15,478 0 0 US Yes, see 3.3.4.2 e. This concerns defective bolts but the concept is similar you replace with suitable material that meets Code requirements. Upvote 0 Downvote
Yes, see 3.3.4.2 e. This concerns defective bolts but the concept is similar you replace with suitable material that meets Code requirements.