Hi,
I am looking for valves manufacturers of valves (check and gate) which could be compliant with NACE SP 0403.
Usualy our valves are in accordance with NACE MR0175 & MR 0103 and I do not know where I can find those valves (short delivery needed !).
Thank you in advance.
Hi,
One of our Customer requires fugitive emissions tests acc. ISO 15848 on non return check valves.
In my opinion, this test is not applicable to check valves but only to gate or globe valves with packings.
is it correct or not ?
Thank you in advance.
Hi,
could somebody tell me which kind of material is A480 FP-M. Is it carbon steel, stainless steel, low temperature material ... ?
I can not find anything about this material (only A480 CPM is often used).
thank you for help.
Hi,
could you tell me if there is any difference between Graphite and grafoil. I think that one is a registred trade mark and the other is the generic material name but ... I need to be sure.
thank you for your response.
Hello,
Some suppliers are talking about trim Nr 16 in API 600 but in my own versopn there is no mention of this trim. only for trim 12.
Does somebody can tell me which version is talking about trim nr 16 ?
thank you.
In 2006 there has been a post regarding this API 622. What about it in 2009 ?
One of our customer aksed us some valves acc TA LUFT but as we have some problems they suggest to check with API 622. Can somebody tell me the major differences between these 2 standards ?
thank you in advance.
Hi,
Asking for paint system, I would like to know what does mean "valves are supplied blued and oiled carbon steel".
usually I can see zinc phosphate or else.
thank you for your help