Grades Database

Quick Cross Reference

Grade	BS 4659	ISO 4957	AISI	Werkstof	European	BS 970	SSS Grade
O1	BO1	95MnWCr5	O1	1.2510	95MnCrW1		KE 672
D2	BD2	X153CrMoV12	D2	1.2379	X155CrMoV12-1		KE A180
A2	BA2	X100CrMoV5	A2	1.2363	X100CrMoV5-1		KE A162
H11	BH11	X37CrMoV5-1	H11	1.2343			KE A295
P20	BP20		P20	1.2312	40CrMnMoS8-6		KE A345
1.2162		21MnCr5	5120	1.2162	21MnCr5		KE A344
EN8		C45U	1045	1.1730	CK45	EN8D	EN8
EN30B		45nICrMo16		1.2767	X45NiCrMo4	EN30B	KE 897
Low Carbon			C1018		St52-3	S275	Z11

Chemical Analysis

Grade	C	Si	Mn	Cr	Mo	Ni	W	V	Ann. HB	Max. HRc
O1	0.95		1.20	0.55			0.55	0.20	229	60
D2	1.55			12.00	0.85			0.28	255	61
A2	1.00		0.65	5.25	1.00			0.20	241	60
H11	0.40	1.00	0.30	5.00	1.30			0.50	229	48
P20	0.40	0.30	1.50	1.90	0.20				*	*
1.2162	0.20	0.25	1.20	1.20					217	**
EN8	0.45	0.25	0.70	0.20					207	54
EN30B	0.44	0.25	0.35	1.40	0.25	4.20			285	52
Low Carbon	0.12	0.30	0.60

* P20 - supplied in heat treated (28/32 HRc) condition.

** 1.2162 - Carburize, quench & temper to achieve surface hardness of 60 HRc

Datasheets

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Information not available above ?

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