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Hi, We received some bleed rings with scratches/scuff marks on the facing. Is there an acceptance guideline/criteria that can be used to accept or reject the bleed ring? I know ASME PCC-1 gives guidelines for flange seating areas. Any guidance will be appreciated.

Hi All, I am looking for some guidance on modifying a vessel to add a new level bridle. However, there are no spare nozzle connections on the vessel to accommodate this new bridle. The nozzle will have to be sized and located accordingly. What would be some of the calculations and assessments...

Hi all, I am working on a project where a 3/4" SWxNPT valve will be installed on a CL 600 piping system which has a design pressure of 1480psig @ -20 to 100 F (per the line class specs) The supplier is offering a 6000# WOG valve which I think is still fit for use. Do you foresee any issues...

Hi guys, I am purchasing some valves for a client using their datasheets. 1. The CL 150 valves specify RPTFE seats however the supplier is providing filled PTFE and High performance PTFE seats. 2. The CL 600 valves specify PEEK seats however the supplier is providing Teflon seats. Are these...

Hi guys, I am working on a technical evaluation for some valves. The Client valve datasheet specifies the stem material as 316 SS. However, the bidder is providing A564 17-4PH in lieu of this material. Is this an acceptable alternative? Valve service: process hydrocarbon (non-sour) ASME CL...