What is lower critical temperature limit?
From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of kannayeram gnanapandithan
Sent: 20 November 2013 08:41
To: materials-welding@googlegroups.com
Subject: Re: [MW:19309] Upper limit of Soaking Temperature clarification for Sec. VIII Div 1
Upper limit not to cross Lower Critical Temperature
On Tue, Nov 19, 2013 at 9:31 PM, Raghuram Bathula <raghurambathula@gmail.com> wrote:
upper limit will be tempering tempering temp of joining material, unless specific restriction are given in contract documents.
On 19 November 2013 11:45, hemant <hsuthar@chemithon.co.in> wrote:
Dear Sir,
I have qualified WPS of P5 to P5 material as per B 31.3. can I use it for ASME Sec VIII Div. 1 vessel(Same Thk, material & welding process)? Because in Sec VIII it show only 675 °C Min. what is upper limit for soaking temperature.
B 31.3
Regards
Hemant H suthar
Asst. Manager QA/QC
Chemithon Engineers Pvt Ltd.
Khanvel-Kheradi Road. Silvassa, UT of DNH
Website: www.chemithon.co.in
Office Contact: 0260 2677889 / 2677036 , 37 Cell : 9712973092
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