BS3146 Metals Table Part 1

BS 3146 : Part 1 : 1974			Chemical Analysis
Specificification	Type of Steel		C	Si	Mn	Ni	Cr	Mo
CLA 1	A	Carbon Steels	0.15-0.25	0.6	1	0.4	0.3	0.1
	B		0.25-0.35	0.6	1	0.4	0.3	0.1
	C		0.35-0.45	0.6	1	0.4	0.3	0.1
CLA 2		1.5%Mn Steel	0.18-0.25	0.5	1.2-1.7	0.4	0.3	0.1
CLA 3		(45-55 Ton)	0.2-0.3	0.6	0.8	#	0.9-1.2	0.2-0.4
CLA 4		(55-65 Ton)	0.22-0.32	0.75	0.8	0.4	2.5-3.5	0.4-0.7
CLA 5	A	High Tensile	0.22-0.32	0.75	0.8	0.4	2.5-3.5	0.4-0.7
	B	High Tensile	0.22-0.32	0.75	0.8	0.4	2.5-3.5	0.4-0.7
CLA 7		3% Cr Mo	0.15-0.25	0.8	0.6	0.4	2.5-3.5	0.35-0.6
CLA 8		Carbon Steel Surface Hardening	0.37-0.45	0.6	0.8	0.4	0.3	0.1
CLA 9		Carbon Steel Surface Hardening	0.10-0.18	0.6	1	0.4	0.3	0.1
CLA 10		3% Ni Case Hardening Steel	0.10-0.18	0.6	0.6	2.75-3.5	0.3	0.1
CLA 11		3% Cr Mo Nitriding Steel	0.2-0.3	0.8	0.6	0.4	2.9-3.5	0.4-0.7
CLA 12	A	1% Cr Abrasion Resisting Steels	0.45-0.55	0.8	1	0.4	0.8-1.2	0.1
	B		0.45-0.55	0.8	1	0.4	0.8-1.2	0.1
	C		0.55-0.65	0.8	1	0.4	0.8-1.5	0.2-0.4
CLA 13		Ni Mo Steel	0.12-0.2	0.6	0.7	1.5-2	0.3	0.2-0.3
Specificification	Type of Steel		C	Si	Mn	Ni	Cr	Mo
BS 3146 : Part 1 : 1974			Chemical Analysis

BS 3146 : Part 1 : 1974			Mechanical Properties
Specificification	Type of Steel		UTS (Mpa)	0.2% PS (Mpa)	Elongation (%)	Typical Hardness (HB)
CLA 1	A	Carbon Steels	430	195	15	121-174
	B		500	215	13	143-183
	C		540	245	11	163-207
CLA 2		1.5%Mn Steel	550-700	310	13	152-201
CLA 3		(45-55 Ton)	700-850	495	11	201-255
CLA 4		(55-65 Ton)	850-1000	585	11	248-302
CLA 5	A	High Tensile	1000	880	9	302-341
	B	High Tensile	1160	1000	5	341-388
CLA 7		3% Cr Mo	620-770	480	14	179-223
CLA 8		Carbon Steel Surface Hardening	540	245	15	#
CLA 9		Carbon Steel Surface Hardening	495	215	15	#
CLA 10		3% Ni Case Hardening Steel	700	350	14	#
CLA 11		3% Cr Mo Nitriding Steel	850-1000	600	8	248-302
CLA 12	A	1% Cr Abrasion Resisting Steels	700	#	8	207
	B		#	#	#	293
	C		#	#	#	341
CLA 13		Ni Mo Steel	700	350	14	#
Specificification	Type of Steel		UTS (Mpa)	0.2% PS (Mpa)	Elongation (%)	Typical Hardness (HB)
BS 3146 : Part 1 : 1974			Mechanical Properties

BS 3146 : Part 1 : 1974			Comparable Specifications
Specificification	Type of Steel		Afnor	D.I.N.	Werk	A.I.S.I.	BS 3100:	BS970:	E N
			(see NF A32 – 054)		-stoff		1976	1983
CLA 1	A	Carbon Steels	XC 18	GS 45	1.0443	C1020/1/2/3	A1	050A22	3
	B		XC 32	GS 52	1.0551	C1030	A2	060A32	5
	C		XC 42M	GS 60	1.0553	C1040	A3	060A42	8
CLA 2		1.5%Mn Steel	20 M 6	20 Mn 6	1.506	C1027	A4	150M19	14A
CLA 3		(45-55 Ton)	40 NCD 14 M	34 Cr Ni Mo 6	1.6582	9840	BT1	816M40	24
CLA 4		(55-65 Ton)	32 NCD 14 M	30 Cr Ni Mo 8	1.658	4337	BT2	823M30	25
CLA 5	A	High Tensile	40 NCD 10					826M31(Z)
	B	High Tensile
CLA 7		3% Cr Mo	35 CD 12 – M	24 Cr Mo 10	1.7273		B4	722M24	29
CLA 8		Carbon Steel Surface Hardening	XC 42 – TS – M	Ck 45	1.1191	C1040	AW2	060A40	8
CLA 9		Carbon Steel Surface Hardening	XC 15	Ck 15	1.1141	C1016	AW1	080A15	32
CLA 10		3% Ni Case Hardening Steel	20 NCD	10 Ni 14	1.5637				33
		3% Ni Case Hardening Steel	12 – TS – M
CLA 11		3% Cr Mo Nitriding Steel	20 CD 12	27 Cr Mo 13.5	1.7365		B4	722M24	40
CLA 12	A	1% Cr Abrasion Resisting Steels	50 C 4	50 Cr Mo 4	1.7228	5147	BW2;
	B						BW3;
	C		60 CD 5	60 Cr Mo 4	1.7229	4150	BW4
CLA 13		Ni Mo Steel	15 ND 8			4617		665H17	34
			(see NF A32 – 054)		-stoff		1976	1983
Specificification	Type of Steel		Afnor	D.I.N.	Werk	A.I.S.I.	BS 3100:	BS970:	E N
BS 3146 : Part 1 : 1974			Comparable Specifications

Note: the above information is for guidance only and does not accurately outline all of the specification limits in their entirety

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