standard procedure for impact test like 27J and 21J for EFW line pipes ASTM A 672 Grade C70 A 561 to be used in low temperature and atmospheric pressure. Whether all pipe manufactures will have this facility.
Else they can get it tested in any accredited labs (they survive on this)
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Fantastic ideas for a Fantastic World, I make the illogical logical.They put me in cars,they put me in yer tv.They put me in stereos and those little radios you stick in your ears.They even put me in watches, they have teeny gremlins for your watches