塑膠模具鋼

Bohler	C	Si	Mn	Cr	Ni	Mo	V	S	Cu	Al	W	N	EN / DIN	AISI	JIS	Typical HRC
M238	0.38	0.30	1.50	2.00	1.10	0.20							1.2738	~P20+Ni		29 - 33
													40CrMnNiMo8-6-4
M268	0.38	0.30	1.50	2.00	1.10	0.20							1.2738
VMR													40CrMnNiMo8-6-4
M300	0.38	0.40	0.65	16.00	0.80	1.00							~1.2316			27 - 33
ISOPLAST													~X36CrMo17			48 - 52
M303	0.27	0.30	0.65	14.50	0.85	1.00						+	patent			30 - 35
EXTRA																37 - 41
M310	0.38	0.70	0.45	14.25			0.20						~1.2083	~420	~SUS 420J2	34 - 36
ISOPLAST													~X42Cr13			50 - 54
M315	0.05	0.20	0.90	12.80	+			0.12					patent			33 - 36
EXTRA
M333	0.28	0.30	0.30	13.50								+	patent			50 - 54
ISOPLAST
M340	0.54	0.45	0.40	17.30		1.10	0.10					+	patent			52 - 58
ISOPLAST
M368	0.54	0.45	0.40	17.30		1.10	0.10					+	patent			52 - 58
MICROCLEAN
M390	1.90	0.70	0.30	20.00		1.00	4.00				0.60		patent			56 - 60
MICROCLEAN
M461	0.13	0.30	2.00	0.35	3.50				1.20	1.20						38 - 40
EXTRA