propetry	a234 gr wpb	a420 gr wpl6	a182 gr 316l	a860 gr wphy52	a182 f51 uns 31803	aisi 4130
yield strength	35000psi 240mpa	35000psi 240mpa	25000psi 170mpa	52000psi 360mpa	65000psi 450mpa	>85000psi >586mpa
impact values deg c	n/a	18j min.av.-45℃	n/a	27j min.av.-50℃	27j min.av.-50℃	42j min.av.-50℃
hardness(max.)	197hb	n/a	n/a	235hb	237hb	237hb
elongation in 2"or 50mm	long.30% trans.20%	long.30% trans.16.5%	30%	32%	25%	18%