All brands of steel for fastening

Table of conformity of steel grades

Table of conformity of steel grades according to foreign standards with domestic markings:

Group of materials	Country/standard
	USA	Germany/Italy		United Kingdom	France	Japan	Ukraine
The hardness of the HB	AISI/SAE	W.Nr.	DIN	BS	AFNOR	JIS	GOST
Ferritic and martensitic stainless steels
230-240		1,4027	G-X20Cr14	420C29	Z20C13M
210-240		1,4034	X 46 Cr13	420S45	Z 44 C 14	SUS420J2	40Х13
260-330		1,4086	GX 120 Cr29	452C11
<255		1,4568	X7CrNiAl177	301S81	Z 9 CAN 17-07	SUS631	09Х17Н7Ю
300-420	13-8 PH	1,4534
280-400	15-5 PH	1,454	X4CrNiCuNb164		Z6CNU15.05
280-400	15-7 PH	1,4532	X7CrNiMoAl157		Z8CNDA15.07
120-180	403	1,4	X6Cr13	403S17	Z 8 C 12	SUS410S	08Х13
<185	405	1,4002	X 6 CrAl 13	405S17	Z 8 CA 12	SUS405	10Х13СЮ
140-200	410	1,4006	X12Cr13	410S21	Z 10 C 13	SUS410	12Х13
130-180	410 S	1,4001	X7Cr14	403S17	Z 8 C 13 FF	SUS403	08Х13
180-240	416	1,4005	X12CrS13	416S21	Z 11 CF 13
230-290	420	1,4021	X20Cr13	420S37	Z 20 C 13	SUS420J1	20Х13
140-200	430	1,4016	X6Cr17	430S17	Z 8 C 17	SUS430	12Х17
200-260	430F	1,4104	X12CrMoS17		Z10CF17
260-290	431	1,4057	X17CrNi16-2	431S29	Z15CNi6.02	SUS431	20Х17Н2
140-200	434	1,4113	X6CrMo17-1	434S17
275-360	630	1,4542	X5CrNiCuNb164		Z7CNU16.04
≤280	440B	1,4122	X39CrMo17-1
266 – 325		1,4731	X40CrSiMo10-2	X40CrSiMo	Z40CSD10	SUH3	40Х10С2М
	A 572 Grade 65	1,006	E335/Fe 590-2	55 C	E 335	SM570	Ст6
Austenitic stainless steel
130-140		1,4312	GX 10 CrNi	302C25	Z10CN18.9M
130		1,4552	GX 5 CrNiNb	347C17	Z 6 CNNb 18.10М
140-200		1,4581	GX5CrNiMoNb 11-19-2	318C17	Z 4CNDNb 18.12 M
120-180		1,4865	G-X40NiCrSi38 18	330C11
150-170	ASTM A240
240-270	ASTM A240
330-360	ASTM A693
230-290	CA 6-NM	1,4313	X3 CrNiMo 13-4	425C11	Z4CND13.4M
140-200	CF-8	1,4308	GX5 CrNi 19-10	304C15	Z6CN18.10M
140-200	CF-8M	1,4408	GX5 CrNiMo 19-11-2	316C16
150-230	UNS N 08904	1,4539	X 1 NiCrMoCuN 25-20-5		Z 2 NCDU 25-20
210-290	301	1,4310 (FSt)	X 10 CrNi 18-8	301S21	Z 11 CN 17-08	SUS301	07Х16Н6
150-210	303	1,4305 (А1)	X 8 CrNiS 18-9	303S22	Z 8 CNF 18-09	SUS303	12Х18Н9
150-210	304	1,4301 (А2)	X5CrNi18 9	304S16	Z6CN18.09	SUS304	08Х18Н10
140-210	304L	1,4306	X2CrNi19 11	304S11	Z 3 CN 19-11 FF	SUS304L	03Х18Н11
170-230	304LN	1,4311	X2CrNiN18 10	304S61	Z 3 CN 18-07 Az	SUS304LN	03Х18Н11
150-210	305	1,4303 (А2)	X 4 CrNi18-12	305S17	Z 5 CN 18-11FF	SUS305J1	06Х18Н11
150-230	309	1,4828	X15CrNiSi20 12	309S24	Z 9 CN 24-13	SUH309	20Х20Н14C2
170-240	310	1,4841	X15CrNiSi25 20	314S25	Z 15 CNS25-20	SUH310	20Х25Н20C2
150-230	310S	1,4845	X12CrNi25-21	310S24	Z12CN25 20	SUS310S	10Х23Н18
	314						08Х25Н20С2
160-220	316	1,4401 (А4)	X5CrNiMo 17 12 2	316S13	Z6CND17.11	SUS316	08Х16Н11
<215	316	1,4436	X 5 CrNiMo17-13-3	316S33	Z6CND18-12-03	SUS316	08Х16Н11M3
<215	316L	1,4404	X 2 CrNiMo17-12-2	316S11	Z2CND17.12	SUS316	03Х17Н14M3
150-210	316	1,4435	X2CrNiMo18-14-3	316S11	Z 3 CND 17-13-03	SUS316L	03Х17Н14M3
180-240	316LN	1,4429	X2CrNiMoN17-13-3	316S63	Z 3 CND 17-12 Az	SUS316LN	03Х16Н15M3
150-220	316Ti	1,4571 (А5), 1,4573	X6CrNiMoTi17-12-2	320S18	Z6NDT17.12	316Ti	08Х17Н13M2T, 10Х17Н13М2Т
150-210	317L	1,4438	X 2 CrNiMo18-15-4	317S12	Z 2 CND 19-15-04	SUS317L	08Х17Н13M3
150-230	318	1,4583	X10CrNiMoNb18-12				09Х16Н15M3Б
150-220	321	1,4541 (А3)	X6CrNiTi18 10	321S31	Z6CNT18.10	SUS321	08Х18Н10Т
150-230	321H	1,4878	X12CrNiTi18 9	321S51	Z 6 CNT 18-10	SUS321H	12Х18Н10Т
170-240	330	1,4864	X12NiCrSi36 16	NA 17	Z 20 NICS 33-16	SUH330
160-230	347	1,455	X6CrNiNb18 10	314S20	Z6CNNb18.1	SUS347	08Х18Н12Б
140-200	405	1,4724	X10CrAI13	403S17	Z 13 C 13	SUS405	10Х13СЮ
160-220	446	1,4762	X10CrAI 24		Z 12 CAS 25	SUH446	15Х28
Austenitic-ferritic stainless steels
200-270	329	1,446	X 3 CrNiMoN5-27-2		Z 5 CND 27-05 Az	SUS329J1	08Х21Н6М2Т
<290	S31500	1,4417	GX 2 CrNiMoN25-7-3
<270	S31803	1,4462	X 2 CrNiMoN22-5-3	318S13	Z 3 CND22-05aAz
<260	S32304	1,4362	X 2CrNiN 23-4				03Х23Н6
160-230		1,4821	X20CrNiSi254	X15CrNiSi254	Z20CNS25.04
<302	S32550
<310	S32750	1,441	X 2 CrNiMoN25-7-4		Z5CND20.12
<270	S32760
High-alloy and tool steel
230-260	A2	1,2363	X100CrMoV51	BA2	Z100CDV5	SKD12	9Х5ВФ
220-240	A6
240-280	A7
260-270	D2	1,2379	X155CrVMo12-1	BD2	Z160CDV12	SKD11	Х12МФ
260-270	D3	1,208	X210Cr12	BD3	X200Cr12	SKD1	Х12
360-500	H10	1,2365	X 32 CrMoV 3 3	BH10	32 CDV12-28	SKD7	3Х3М3Ф
360-470	H11	1,2343	X38CrMoV5-1	BH11	Z 38 CDV 5	SKD6	4Х5МФС
330-380	H12	1,2606	X37CrMoW5-1	BH12	Z35CWDV5	SKD62	4Х4ВМФС
360-530	H13	1,2344	X40CrMoV51	BH13	Z40CDV5	SKD61	4Х5МФ1С
380-500	H19	1,2678		BH19
360-530	H21	1,2581	X30WCrV9 3	BH21	Z30WCV9	SKD5	3Х2В8Ф
230-260	L3	1,2067	102Cr6	BL3	Y100C6	SUJ2	9Х2
240-260	L6	1,2713	55NiCrMoV6	BHH 224/5	55NCDV7	SKT3	5ХНМ
240-260	M3	1,3342	SC6-5-2		Z90WDCV06-05-04-02		85Х4М5Ф2В6Л
200-210	O1	1,251	100MnCrW4	BO1	90MnWCrV5		ХВСГФ
230-240	O7
230-240	S1	1,2542	45WCrV7	BS1	45 WCV 20		5ХВ2С
200-220	S7
200-250	W110	1,1545	C105W1			SK3	У10А
200-230	W112	1,1563	C125W			SK1	У13
230-260	W210	1,2833	100V1	BW2	Y1105V
260-270		1,2601	X165CrMoV12			SKD11	Х12МФ
260-270		1,2436	X210CrW12		Z 210 CW 12-01		Х12ВМ
230-260		1,2419	105WCr6		105WC13	SKS2	ХВГ

Strength classes and steel grades for bolts, screws and studs

The table shows the most commonly used and recommended steel grades in the hardware industry, but other steels are also used in various special cases where additional fastening requirements are met.

Strength class	Steel grade	Tensile strength, MPa	Yield strength, MPa	Brinell hardness, HB
3.6	Ст3кп, Ст3сп, Ст5кп, Ст5сп	300...330	180...190	90...238
4.6	Ст5кп, Ст.10	400	240	114...238
4.8	Ст.10, Ст.10кп	400...420	320 340...	124...238
5.6	Ст.35	500	300	147...238
5.8	Ст.10, Ст.10кп, Ст.20, Ст.20кп	500 520...	400...420	152...238
6.6	Ст.35, Ст.45	600	360	181...238
6.8	Ст.20, Ст.20кп, Ст.35	600	480	181...238
8.8	Ст.35, Ст.45, Ст.35Х, Ст.38ХА, Ст.20Г2Р	800*	640*	238...304*
8.8	Ст.35, Ст.35Х, Ст.38ХА, Ст.40Х, Ст.20Г2Р	800...830**	640...660**	242...318**
9.8*	Ст.35, Ст.35Х, Ст.45, Ст.38ХА, Ст.40Х, Ст.30ХГСА, Ст.35ХГСА, Ст.20Г2Р	900	720	276 342...
10.9	Ст.35Х, Ст.38ХА, С. 45, Ст.45Г, Ст.40М2, Ст.40Х, Ст.40Х Селект, Ст.30ХГСА, Ст.35ХГСА,	1000...1040	900 940...	304...361
12.9	Ст.30ХГСА, Ст.35ХГСА, Ст.40ХНМА	1200 1220...	1080...110	366...414

The symbols in the table indicate:

* for nominal diameters up to 16 mm.

** for nominal diameters greater than 16 mm.