MarutiInox | Technical Detail

MECHANICAL
CHEMICAL

Carbide Solution Treated & Stain Hardened Bars

GRADE	%C	%Mn	%Si	%P	%S	%Ni	%Cr	Size(in.)	TENSILE STRENGTH (MPA)	0.2% YIELD STRENGTH (MPA)	% ELO	% RA	HARDNESS BHN
	MAX	MAX	MAX	MAX	MAX				TENSILE STRENGTH (MPA)	0.2% YIELD STRENGTH (MPA)			HARDNESS BHN
B8 / 304	0.08	2	1	0.045	0.03	8.00-10.5	18.00-20.00	BELOW 3/4"	860	690	12	35	321
CLASS II								3/4" TO 1"	795	550	15	35	321
								1" TO 1 1/4"	725	450	20	35	321
								1 1/4" TO 1 1/2"	690	345	28	45	321
B8M /316	0.08	2	1	0.045	0.03	10.00-14.00	16.00-18.00	BELOW 3/4"	760	665	15	45	321
CLASS II						%Mo=2.00-3.00		3/4" TO 1"	690	550	20	45	321
								1" TO 1 1/4"	655	450	25	45	321
								1 1/4" TO 1 1/2"	620	354	30	45	321
(CARBIDE SOLUTION TREATED)								Size(in.)	TENSILE STRENGTH(MPA)	0.2% YIELD STRENGTH (MPA)	% ELO	% RA	HARDNESS BHN
									TENSILE STRENGTH(MPA)	0.2% YIELD STRENGTH (MPA)			HARDNESS BHN
B8 / 304 & B8M / 316 CLASS I								All SIZE	515	205	30	50	223
A4 -70								LESS THAN M20	700	450	0.4D
A4 -70								BETWEEN M20 - M30	500	250	0.4D
A4 -80								LESS THAN M20	800	600	0.3D

Quenched & Tempered Alloy Steel (Fasteners Application)

GRADE	%C	%Mn	%Si	%P	%S	%Ni	%Cr	Size(in.)	TENSILE STRENGTH (MPA)	0.2% YIELD STRENGTH (MPA)	% ELO	% RA	HARDNESS BHN
				MAX	MAX				TENSILE STRENGTH (MPA)	0.2% YIELD STRENGTH (MPA)			HARDNESS BHN
B7	0.37-0.49	0.65-1.1	0.15-0.35	0.035	0.4	0.75-1.20	0.15-0.25	UPTO 2 1/2"	860	720	16	50	321
A193								OVER 2 1/2" TO 4"	795	655	16	50	302
B16	0.36-0.47	0.45-0.07	0.15-0.35	0.035	0.04	0.80-1.15	0.50-0.65	UPTO 2 1/2"	860	725	18	50	321
A193								UPTO 2 1/2"	860	725	18	50	321
%V=0.25-0.35						%AL=0.015 MIN
L7	0.38-0.48	0.75-1	0.15-0.35	0.035	0.04	0.80-1.10	0.15-0.25	UPTO 2 1/2"	860	720	16	50	321
A320							IMPACT PROPERTIES: AVERAGE OF THE = 27J MIN;ONE SPECIMEN=20J MIN(TEST TEMP =101 °C)

Quenched & Tempered Alloy Steel (Fasteners Application)

GRADE	%C	%Mn	%Si	%P	%S	%Ni	%Cr	Size(in.)	TENSILE STRENGTH (MPA)	0.2% YIELD STRENGTH (MPA)	HARDNESS BHN
AISI	MAX	MAX	MAX	MAX	MAX				TENSILE STRENGTH (MPA)	0.2% YIELD STRENGTH (MPA)	HARDNESS BHN
410	0.15	1.00	1.00	0.04	0.03		11.50-13.50	16-130
416	0.15	1.00	1.25	0.06	0.15MIN		12.00-14.00	16-130
420	0.15	1.00	1.00	0.04	0.03		12.00-14.00	16-130
420 B	0.26-0.35	1.00	1.50	0.04	0.03		12.00-14.00	16-130	As per Customer Requirement
420 C	0.43-0.50	1.00	1.00	0.04	0.03		12.50-14.00	16-130
431	0.20	1.00	1.00	0.04	0.03	1.25-2.50	15.00-17.00	16-130

STAINLESS STEEL (AUSTENITIC)

GRADE		%C	%Si	%Mn	%P	%S	%Ni	%Cr	%Cu	OTHERS	COMPARISION		APPLICATION
AISI	DIN	MAX	MAX	MAX	MAX	MAX					B.S	JIS
201		0.15	1.00	7.00-9.00	0.10	0.03	0.40-1.00	14.00-16.00	1.50-2.50			SUS 201	Furniture & decorative items, baskets & architectural products
202		0.15	1.00	7.50-10.00	0.06	0.03	4.00-6.00	17.00-19.00	1.50-2.50			SUS 202	Shafts,Grills and Racks
204Cu	1.4597	0.09	1.00	6.50-8.50	0.06	0.03	1.50-3.00	16.00-17.00	2.00-3.00			SUS 204Cu	Shafts,Grills and Racks
302	1.4312	0.15	1.00	2.00	0.05	0.03	8.00-10.00	17.00-19.00			302S25	SUS 302	Precision Components & Shafts
303	1.4305	0.15	1.00	2.00	0.20	0.15-0.30	8.00-10.00	17.00-19.00		MO=0.60 MAX	303S31	SUS303
303 Cu		0.15	1.00	2.00	0.15	0.10 MIN	6.00-10.00	17.00-19.00		Cu=2.50-4.00	303S30
304	1.4301	0.08	1.00	2.00	0.05	0.03	8.00-10.50	18.00-20.00			304S15	SUS 304	General all purpose, Kitchen Equipments, Food production facilities
304 L	1.4306	0.03	1.00	2.00	0.05	0.03	8.00-12.00	18.00-20.00		N=10ppm MAX	304S11	SUS 304L
304L HS		0.03	1.00	2.00	0.05	0.023-0.030	8.00-12.00	18.00-20.00		N=10ppm MAX
310	1.4841	0.25	1.50	2.00	0.05	0.03	19.00-22.00	24.00-26.00			310s24	SUS 310	Heat exchangers & Gas turbines
310 S	1.4845	0.06	1.50	2.00	0.05	0.03	19.00-22.00	24.00-26.00				SUH 310S	Heat exchangers & Gas turbines
316	1.4401	0.08	1.00	2.00	0.05	0.03	10.0-14.0	16.00-18.00		Mo=2.00-3.00	316S16	SUS 316	Anti corrosion parts, valves & components in petro chemical & dying industry
316 L	1.4404	0.03	1.00	2.00	0.05	0.03	10.00-14.00	16.00-18.00		Mo=2.00-3.00 &	316S11	SUS 316L
										N=10ppm MAX
316L HS		0.03	1.00	2.00	0.05	0.023-0.030	10.00-14.00	16.00-18.00		Mo=2.00-3.00 &
										N=10ppm MAX
316 Ti	1.4571	0.08	1.00	2.00	0.05	0.03	10.00-14.00	16.00-18.00		Mo=2.00-3.00 &	320S31		Anti corrosion parts, Car Muffers
										Ti=5x(C+N) min to0.70			Anti corrosion parts, Car Muffers
321	1.4541	0.06	1.00	2.00	0.05	0.03	9.00-12.00	17.00-19.00		Ti=5x(C+N) min to0.70	321S31	SUS 321	Aircraft Engine, Vent pipes, Heat exchangers
321 H		0.04-0.1	1.00	2.00	0.05	0.03	9.00-12.00	17.00-09.00		Ti=5x(C+N) min to0.70
630 / 174PH	1.4542	0.07	1.00	1.00	0.04	0.03	3.00-5.00	15.00-17.50					Shafts, Advanced Mold

STAINLESS STEEL (FERRITIC)

GRADE		%C	%Si	%Mn	%P	%S	%Ni	%Cr	%Cu	COMPARISION		APPLICATION
AISI	DIN	MAX	MAX	MAX	MAX	MAX				B.S	JIS
430	1.4016	0.12	1.00	1.00	0.04	0.03	0.50	16.00-18.00		430S15	SUS 430	Kitchen Equipment, material for construction
430 F		0.12	1.00	1.25	0.06	0.15MIN		16.00-18.00			SUS 430F	Components, Nozzles for Fuel Injection
430 F	1.4104	0.10-0.17	1.00	1.50	0.04	0.15-0.35	0.50	15.50-17.50	Mo=0.20-0.60
	1.4105	0.08	1.50	0.04	0.15-0.35		16.00-18.00		Mo=0.20-0.60

STAINLESS STEEL (MARTENSITIC)

GRADE		%C	%Si	%Mn	%P	%S	%Ni	%Cr	COMPARISION		APPLICATION
AISI	DIN	MAX	MAX	MAX	MAX	MAX			B.S	JIS
403	1.4024	0.15	0.05	1.00	0.04	0.03		11.50-13.00	420S29	SUS 403	Shafts, Shaft keys, QA Devices
410	1.4006	0.15	1.00	1.00	0.04	0.03		11.50-13.50	410S21	SUS 410	Shafts, Shaft keys, QA Devices
416	1.4005	0.15	1.00	1.25	0.06	0.15MIN		12.00-14.00	416S21	SUS 416	Machined components for various industry levels, various shafts
420	1.4021	0.15	1.00	1.00	0.04	0.03		12.00-14.00	420S37	SUS 420J1
420 B	1.4028	0.26-0.35	1.00	1.50	0.04	0.03		12.00-14.00	420S45	SUS 420J2
420 C	1.4034	0.43-0.50	1.00	1.00	0.04	0.03		12.50-14.00
431		0.20	1.00	1.00	0.04	0.03	1.25-2.50	15.00-17.00	431S29	SUS 431	Marine shafts, Aircraft parts
431	1.4057	0.12-0.22	1.00	1.50	0.04	0.03	1.50-2.50	15.00-17.00			Marine shafts, Aircraft parts

MILD STEEL, CARBON STEEL, STRUCTURAL STEEL

GRADE	STD.	%C	%Si	%Mn	%P	%S	%Ni	%Cr	%Cu	OTHERS	COMPARISION		APPLICATION
GRADE	STD.	MAX	MAX	MAX	MAX	MAX					SAE	JIS
1008	AISI	0.10		0.30-0.50	0.04	0.05							General Engineering Puepose
1010	AISI	0.08-0.13		0.30-0.60	0.04	0.05
1015	AISI	0.13-0.18		0.30-0.60	0.04	0.05
1018	AISI	0.15-0.20		0.60-0.90	0.04	0.05
EN3 B	BS	0.25	0.35	1.00	0.06	0.06
EN 8	BS	0.35-0.45	0.05-0.35	0.6-1.0	0.06	0.06
EN8D	BS	0.4-0.45	0.05-0.35	0.7-0.9	0.06	0.06
C45	DIN	0.42-0.50	0.15-0.35	0.50-0.80	0.05	0.05
1045	AISI	0.43-0.50		0.6-0.9	0.04	0.05
EN9	BS	0.50-0.60	0.05-0.35	0.5-0.8	0.06	0.06
EN15	BS	0.30-0.40	0.10-0.35	1.30-1.70	0.05	0.05
EN15B	BS	0.35-0.40	0.05-0.35	1.10-1.30	0.06	0.06
EN18	BS	0.35-0.45	0.10-0.35	0.60-0.95	0.05	0.05		0.85-1.15
EN18B	BS	0.30-0.35	0.10-0.35	0.60-0.80	0.05	0.05		0.90-1.20
EN18C	BS	0.34-0.39	0.10-0.35	0.60-0.80	0.05	0.05		0.90-1.20
1020	SAE	0.18-0.23		0.30-0.60	0.04	0.05
1541	SAE	0.36-0.44	0.15-0.30	1.35-1.36	0.04	0.04
1038	SAE	0.35-0.42		0.60-0.90	0.04	0.05
A 105	ASTM	0.35	0.15-0.35	0.60-1.05	0.04	0.04	0.40	0.30	0.40	Mo<=0.12, Nb<=0.020, V<=0.050

FREE CUTTING STEEL

GRADE	STD.	%C	%Si	%Mn	%P	%S	OTHERS	COMPARISION		APPLICATION
GRADE	STD.	MAX	MAX	MAX	MAX	MAX		SAE	JIS
EN1A	BS	0.07-0.15	0.10	0.80-1.20	0.07	0.2-0.3				High machinability,used in automatic & CNC machines in mass production of components like Engine shafts,connecting components like connecting roda,spindles
EN1A(L)	BS	0.07-0.15	0.10	0.80-1.20	0.07	0.2-0.3	Pb=0.15-0.35
EN8M	BS	0.35-0.45	0.25	1.00-1.30	0.06	0.12-0.20
EN15AM	BS	0.3-0.4	0.25	1.3-1.7	0.06	0.02-0.2

ALLOY STEEL

GRADE	STD.	%C	%Si	%Mn	%P	%S	%Ni	%Cr	OTHERS	COMPARISION		APPLICATION
GRADE	STD.	MAX	MAX	MAX	MAX	MAX				SAE	JIS
16MnCr5	IS	0.14-0.19	0.15-0.40	1.00-1.30	0.04	0.04		0.8-1.1				Diverse applications in manufacture of components for automobiles like piston rods,crank shafts,axle, sterring components etc.
20MnCr5	IS	0.17-0.22	0.15-0.40	1.10-1.40	0.04	0.04		1.00-1.30
EN14B	BS	0.20-0.30	0.10-0.35	1.30-1.70	0.06	0.06	0.40
EN15B	BS	0.35-0.40	0.05-0.35	1.10-1.30	0.06	0.06
EN19A	BS	0.36-0.44	0.10-0.35	0.70-1.00	0.05	0.05		0.90-1.20	Mo=0.15-0.25
EN19C	BS	0.40-0.45	0.10-0.35	0.70-1.00	0.05	0.05		0.90-1.20	Mo=0.15-0.25
EN 24	BS	0.35-0.45	0.10-0.35	0.45-0.70	0.05	0.05	1.3-1.8	0.9-1.4	Mo=0.2-0.35
EN 353	BS	0.20	0.35	0.5-1.0	0.05	0.05	1.00-1.50	0.75-1.25	Mo=0.08-0.15
EN 354	BS	0.20	0.35	0.5-1.00	0.05	0.05	1.5-2.0	0.75-1.25	Mo=0.1-0.2
4140	SAE	0.38-0.43	0.15-0.3	0.75-1.00	0.35	0.40		0.8-1.10	Mo=0.15-0.25

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