A335 P1 is 0.5Mo steel, in my opinion, is an outdated heat-resistant steel. Although I've seen some buying requirements for these steels, most pipe mills will not perform a production run unless the volume is huge (say more than 30 MT for each size). If the quantity is large enough, its price...
Are you requesting for information about 42CrMoV or 42CrMo4V? As long as I know, AISI 4140 is 42CrMo and there is no vanadium addition.
I do have some technical literature on welding 42CrMo, but they all focus on welding specifications for dissimilar materials.
Take AISI 4140 + S235JR...
A reaction vessel made of SS 316L is subjected to pitting corrosion after 1 year in use. Can anyone help to analyze why the pitting corrosion occurs? Thanks!
Acylation tank: SS 316L
Media: 25% acetic acid, datril, other impurities.
Highest working temp,: 130°C
Please see the pits on internal...
The malleable iron fittingss are extremly CHEAP:) If the quantity is small, I suggest you just discard the failed and change your supplier. Find some new manufacturers/stockists, there are so many. As you know, you can not get the proper specimen unless your supplier provide it with the same...