COLD FORMING MATERIALS

22MnB4 CHQ wire

MATERIALSENGINEERINGCREATION GROUP

Pusat Produk / Piawaian ISO / ISO 4954-lampiran B

22MnB4 CHQ wire

Diameter: 0.40-46mm

Kekuatan tegangan: Rujuk maklumat teknikal

Product Detail Technical Information Inspection Packaging

Shanghai Creation GroupAdalah perusahaan penanda aras yang memberi tumpuan kepada dawai keluli berkualiti tinggi di China. Pasukan pengurusan keseluruhan mempunyai 20 tahun pengalaman dalam industri. Kami membina hubungan yang baik dengan banyak pembekal tier 1 kepada industri automotif, semua rod dawai diperoleh daripada kilang keluli berjenama. Semua pesanan adalah 100% dikesan.

Keadaan penghantaran

: +AC atau +AC+PE

: +AR+C

: +AR+C+AC

: +AR+C+AC+LC

: +AC+C

Kualiti permukaan

- : Berterusan dan lancar

- : Percuma lipit, bertindih, lubang, calar dan parut lukisan

- : Percuma karat

Permohonan

- : Industri automobil

- : Industri pembinaan

- : Industri jentera

- : Industri-industri lain

Kajian kes

Products & Service

Rod dawai keluli

Penjerukan asid dan pemfosfatan

Penarikan sejuk

Penyepuhlindapan pensferaan

Pemeriksaan

Produk siap

1. Gabungan terma penghantaran

Jadual B.1-gabungan keadaan rawatan haba pada penghantaran, bentuk produk dan keperluan yang berkenaan

Heat-treatment condition at delivery	Symbol	Products form a			Applicable requirements in cases where the steel concerned has been ordered with reference to the steel names indicated in
Heat-treatment condition at delivery	Symbol	Wire rod	Bar	Wire	TablesB.2,B.3,B.4 or B.5		TablesB.2,B.3,B.4,B.5,B.6 or B,7			Optional
As hot-rolled or peeled	+AR or +PE	X	X	X	Chemical composition as specified in Table B.2	Mechanical properties as specified in TablesB.3,B.4 and B.5	Chemical compositior as specified in Table B.2	Mechanical properties as specified inTablesB,3,B.4 and B.5	Values for hardenability according to Tables B.6 and B.7	Supplementa- ry or special requirements as specified in Annex Eh
Cold drawn	+AR+C	-	X	X
Cold drawn + spheroidized	+AR+C+AC	-	X	X
Cold drawn + spheroidized+skin passed	+AR+C+AC +LC	-	X	X
Spheroidized or spheroidized+peeled	+AC or +AC +PE	X	X	X
Spheroidized+cold drawn	+AC+C		X	X
Treated to ferrite- pearlite structure and hardness range	+FP	-	X	-
Others	Other delivery conditions may be agreed at the time of ordering
a X=applicable,-=not applicable. b If agreed at the time of the enquiry and order.

2. Komposisi kimia

Jadual B.2-komposisi kimia (berkenaan dengan analisis cast) keluli untuk pengerasan kes

Steel name b	% mass fraction a
Steel name b	C	Si c	Mn	P	S	Cr	Ni	Mo	B	Cu
Non-alloy steel grades
C10E2C	0,08 to 0,12	0,30	0,30 to 0,60	0,025	0,025		—		—	0,25
C15E2C	0,13 to 0,17	0,30	0,30 to 0,60	0,025	0,025		—	—	—	0,25
C17E2C	0,15 to 0,19	0,30	0,60 to 0,90	0,025	0,025		—	—	—	0,25
C20E2C	0,18 to 0,22	0,30	0,30 to 0,60	0,025	0,025	—	—		—	0,25
Alloy steel grades
18MnB4	0,16 to 0,20	0,30	0,90 to 1,20	0,025	0,025		—	—	0,0008 to 0,005	0,25
22MnR4	0,20 to 0,24	0,30	0,90 to 1,20	0,025	0,025	——	—	—	0,0008 to 0,005	0,25
17Cr3	0,12 to 0,20	0,30	0,60 to 0,90	0,025	0,025	0,70 to 1,25	—	—	—	0,25
17CrS3	0,12 to 0,20	0,30	0,60 to 0,90	0,025	0,020 to 0,040	0,70 to 1,25	—	—	—	0,25
20Cr4	0,17 to 0,23	0,30	0,60 to 0,90	0,025	0,025	0,90 to 1,20	—	—	—	0,25
20CrS4	0,17 to 0,23	0,30	0,60 to 0,90	0,025	0,020 to 0,040	0,90 to 1,20	—	—	—	0,25
16MnCr5	0,14 to 0,19	0,30	1,00 to 1,30	0,025	0,025	0,80 to 1,10		—	—	0,25
16MnCrS5	0,14 to 0,19	0,30	1,00 to 1,30	0,025	0,020 to 0,040	0,80 to 1,10	—	—		0,25
16MnCrB5	0,14 to 0,19	0,30	1,00 to 1,30	0,025	0,025	0,80 to 1,10	—	—	0,0008 to 0,005	0,25
20MnCrS5	0,17 to 0,22	0,30	1,10 to 1,40	0,025	0,020 to 0,040	1,00 to 1,30	—	—	—	0,25
12CrMo4	0,10 to 0,15	0,30	0,60 to 0,90	0,025	0,025	0,90 to 1,20	—	0,15 to 0,25	—	0,25
18CrMo4	0,15 to 0,21	0,30	0,60 to 0,90	0,025	0,025	0,90 to 1,20	—	0,15 to 0,25	—	0,25
18CrMoS4	0,15 to 0,21	0,30	0,60 to 0,90	0,025	0,020 to 0,040	0,90 to 1,20	—	0,15 to 0,25	—	0,25
20MoCr4	0,17 to 0,23	0,30	0,70 to 1,00	0,025	0,025	0,30 to 0,60		0,40 to 0,50		0,25
20MoCrS4	0,17 to 0,23	0,30	0,70 to 1,00	0,025	0,020 to 0,040	0,30 to 0,60	—	0,40 to 0,50	—	0,25
Elements not quoted in this table should not be intentionally added to the steel without the agreement of the purchaser,except those intended for finishing the heat.All reasonable precautions shall be taken in order to prevent the addition of such elements from scrap or other materials used in the production process,which can affect the hardenability, mechanical properties and applicability To improve the performance of cold heading,it is possible to add Al:0,020 %to 0,050 % a Maximum values unless otherwise indicated. b In the case of steels with hardenability requirements (see Tables B.6 and B.Z),minor deviations from the specified limits are permitted (with the exception of sulfur and phosphorus),provided that they do not exceed 0,01 %for carbon and the values indicated in Table 2 for the other elements. c A lower silicon content or a specific silicon range may be agreed at the time of ordering

Steel name b	% mass fraction a
Steel name b	C	Si c	Mn	P	S	Cr	Ni	Mo	B	Cu
10NiCr5-4	0,07 to 0,12	0,30	0,60 to 0,90	0,025	0,025	0,90 to 1,20	1,20 to 1,50			0,25
12NiCr3-2	0,09 to 0,15	0,30	0,30 to 0,60	0,025	0,025	0,40 to 0,70	0,50 to 0,80	—		0,25
17CrNi6-6	0,14 to 0,20	0,30	0,50 to 0,90	0,025	0,025	1,40 to 1,70	1,40 to 1,70			0,25
20NiCrMo2-2	0,17 to 0,23	0,30	0,65 to 0,95	0,025	0,025	0,35 to 0,70	0,40 to 0,70	0,15 to 0,25		0,25
20NiCrMoS2-2	0,17 to 0,23	0,30	0,65 to 0,95	0,025	0,020 to 0,040	0,35 to 0,70	0,40 to 0,70	0,15 to 0,25	—	0,25
20NiCrMo7	0,17 to 0,23	0,30	0,40 to 0,70	0,025	0,025	0,35 to 0,65	1,60 to 2,00	0,20 to 0,30		0,25
20NiCrMoS6-4	0,16 to 0,23	0,30	0,50 to 0,90	0,025	0,020 to 0,040	0,60 to 0,90	1,40 to 1,70	0,25 to 0,35	—	0,25
Elements not quoted in this table should not be intentionally added to the steel without the agreement of the purchaser,except those intended for finishing the heat.All reasonable precautions shall be taken in order to prevent the addition of such elements from scrap or other materials used in the production process,which can affect the hardenability, mechanical properties and applicability To improve the performance of cold heading,it is possible to add Al:0,020 %to 0,050 % a Maximum values unless otherwise indicated. b In the case of steels with hardenability requirements (see TablesB.6 and B.7),minor deviations from the specified limits are permitted (with the exception of sulfur and phosphorus),provided that they do not exceed 0,01 %for carbon and the values indicated in Table 2 for the other elements. c A lower silicon content or a specific silicon range may be agreed at the time of ordering.

3. Sifat-sifat mekanikal

Jadual B.4-sifat mekanikal gred keluli boron-alloyed

Steel name	Diameter		Delivery condition
	Diameter		+AR		+AC or +AC+PE		+AR+C		+AR+C+AC		+AR+C+AC+LC		+AC+C
	above mm	up to mm	Rm max. MPa	Za min %	Rm max. MPa	Z min. %	Rm max. MPa	Z min %	Rm max. MPa	Z min. %	Rm max. MPa	Z min. %	Rm max. MPa	Z min. %
18MnB4	2	5	—				—		500	64	540	62
	5	10	580	55	500	64	680	53	480	64	520	62	600	59
	10	40	580	55	500	64	670	53	480	64	520	62	590	59
22MnB4	2	5		—	—				520	64	560	62		—
	5	10	600	55	520	62	720	53	500	64	540	62	630	59
	10	40	600	55	520	62	710	53	500	64	540	62	620	59
a The values are given only for information.

4. Syarat-syarat Hardenability

Jadual B.6-had kekerasan untuk gred keluli dengan standard hardenability ( H gred)

Steel name	Symbol	Austenitizing temperature ℃±5℃	Limits of range	Hardness HRC at a distance from quenched end of test piece(in mm)of
Steel name	Symbol	Austenitizing temperature ℃±5℃	Limits of range	1,5	3	5	7	9	11	13	15	20	25	30	35	40
18MnB4	+H	890	max.	46	45	44	41	39	35	32	28	21		—
18MnB4	+H	890	min.	40	38	37	30	21	—	—			—
22MnB4	+H	880	max.	49	48	47	45	42	39	35	32	24	20		—
22MnB4	+H	880	min.	43	41	40	32	23			—	—	—		—
17Cr3	+H	880	max	47	44	40	33	29	27	25	24	23	21	—	—
17CrS3	+H	880	min.	39	35	25	20	—	—	一		—		—	—
20Cr4	+H	900	max.	49	48	46	42	38	36	34	32	29	27	26	24	23
20CrS4	+H	900	min.	41	38	31	26	23	21-	—	—	—	—	—	—	—
16MnCr5	+H	870	max.	47	46	44	41	39	37	35	33	31	30	29	28	27
16MnCrS5	+H	870	min.	39	36	31	28	24	21		一	—				—
16MnCrB5	+H	870	max.	47	46	44	41	39	37	35	33	31	30	29	28	27
16MnCrB5	+H	870	min.	39	36	31	28	24	21			—				—
20MnCrS5	+H	870	max.	49	49	48	46	43	42	41	39	37	35	34	33	32
20MnCrS5	+H	870	min.	41	39	36	33	30	28	26	25	23	21	—	—
12CrMo4	+H	870	max.	44	43	41	38	34	30	28	27	23	21		一	—
12CrMo4	+H	870	min.	36	34	30	26	22	—	—	—	—			—	—
18CrMo4	+H	880	max.	47	46	45	42	39	37	35	34	31	29	28	27	26
18CrMoS4	+H	880	min.	39	37	34	30	27	24	22	21
20MoCr4	+H	910	max.	49	47	44	41	38	35	33	31	28	26	25	24	24
20MoCrS4	+H	910	min.	41	37	31	27	24	22			—				—
10NiCr5	+H	880	max.	41	39	37	34	32	30		—	—		—	—	—
10NiCr5	+H	880	min	32	27	24	22	一	一		—	—			—	—
12NiCr3-2	+H	870	max.	43	40	35	26	21			—	—	—	—	—	—
12NiCr3-2	+H	870	min.	37	32	25	—		—		一	—	—		—
17CrNi6-6	+H	870	max.	47	47	46	45	43	42	41	39	37	35	34	34	33
17CrNi6-6	+H	870	min.	39	38	36	35	32	30	28	26	24	22	21	20	20
20NiCrMo2-2	+H	880	max.	49	48	45	42	36	33	31	30	27	25	24	24	23
20NiCrMoS2-2	+H	880	min.	41	37	31	25	22	20