COLD FORMING MATERIALS

ISO 4954-附录A

MATERIALSENGINEERINGCREATION GROUP

产品中心 / ISO标准 / ISO 4954-附录A

ISO 4954-附录A

直径: 0.40-46毫米

拉伸强度: 参考技术信息

Product Detail Technical Information Inspection Packaging

上海睿雄实业集团是中国专注于冷镦优质钢丝的标杆企业。整个管理团队拥有20年的行业经验。我们与许多汽车行业的一级供应商建立了良好的关系，所有线材均来自品牌钢厂。所有订单都100% 可追踪。

交货条件

: +AC+C

表面质量

- : 连续平滑

- : 无接缝、重叠、凹坑、划痕和拉拔划痕

- : 无锈

应用程序

- : 汽车工业

- : 建筑业

- : 机械工业

- : 其他行业

案例研究

Products & Service

盘条

酸洗与磷化

冷拉拔

球化退火

检查

成品

1.交货条件的组合

表A.1-交货时热处理条件、产品形式和适用要求的组合

Delivery condition		Symbols	Product form a			Applicable requirements
Delivery condition		Symbols	Wire rod	Bar	Wire	Applicable requirements
Untreated (as hot-rolled)		+AR	X	X	-	Chemical composition as specified inTable A.2	Mechanical properties as specified inTable A.3	Supplementa- ry or special requirements as specified in Annex Eb
peeled Untreatd+	peeled	+AR+PE	X	X	-
	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
Annealed to achieve spheroidized carbides +	As treated or peeled	+AC or AC+PE	X	X	-
Annealed to achieve spheroidized carbides +	cold drawn	+AC+C	-	X	X
Other			Other delivery conditions may be agreed at the time of ordering
a X=applicable,—=not applicable b Ifagreed at the time of enquiry and order.

2.化学组成

表A.2-冷加工后不用于热处理的钢的化学成分 (适用于铸造分析) a

Steel name	%mass fraction a
Steel name	C	Si	Mn	P	S	Cr	Ni	Mo	Al b	Cu	Cr+Ni+Mo
Non-alloy steel grades
C2C	0,03	0,10	0,20 to 0,40d	0,020	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C4C	0,02 to 0,06	0,10	0,25 to 0,40	0,020	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C8C	0,06 to 0,10	0,10	0,25 to 0,45	0,020	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C10C	0,08 to 0,12	0,10	0,30 to 0,50	0,025	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C10GC	0,08 to 0,12	0,15 to 0,25c	0,30 to 0,50	0,025	0,025	0,30	0,30	0,10		0,30	0,50
C15C	0,13 to 0,17	0,10	0,35 to 0,60	0,025	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C15GC	0,13 to 0,17	0,15 to 0,25c	0,35 to 0,60	0,025	0,025	0,30	0,30	0,10	c	0,30	0,50
C17C	0,15 to 0,19	0,10	0,65 to 0,85	0,025	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C17GC	0,15 to 0,19	0,15 to 0,25c	0,65 to 0,85	0,025	0,025	0,30	0,30	0,10		0,30	0,50
C20C	0,18 to 0,22	0,10	0,70 to 0,90d	0,025	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C20GC	0,18 to 0,22	0,15 to 0,25c	0,70 to 0,90d	0,025	0,025	0,30	0,30	0,10	c	0,30	0,50
C25C	0,23 to 0,27	0,10	0,80 to 1.00d	0,025	0,025	0,30	0,30	0,10	0,020 to 0,060	0,30	0,50
C25GC	0,23 to 0,27	0,15 to 0,25c	0,80 to 1,00d	0,025	0,025	0,30	0,30	0,10	—	0,30	0,50
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 elements from scrap or other material used in the production process.However,residual elements may be present provided that they do not affect the mechanical properties and applicability a Maximum values unless otherwise indicated. b Aluminium may be replaced by another element or elements having a similar effect C Grade C10GC,C15GC,C17GC and C20GC can be delivered in two qualities:a)with an aluminium content of Al max.0,015 %,or b)without aluminium and a silicon content of 0,15 %to 0,25 %for hot dip zinc coating d For grades C2C,C20C,C20GC and C25C,a lower manganese content may be specified with a range of 0,20 %.

1111111

3.机械性能

表A.3-冷加工后不用于热处理的线材、棒材和线材的机械性能

Steel name	Diameter		Delivery Condition
	Diameter		+AR or +AR+PE		+AC or+AC+PE		+AR+C		+AR+C+AC		+AR+C+AC+LC		+AC+C
	above mm	up to mm	Rm max. MPa	Z a min. %	R max. MPa	Z min. %	Rm max MPa	Zmin %	Rm max MPa	Zmin. %	Rmax MPa	Zmin. %	R max. MPa	Zmin. %
C2C	2	5	—	—	——	——	—	—	310	80	350	75	—	——
	5	10	360	75			450	70	300	80	340	75
	10	40	360	75			440	70	300	80	340	75
	40	100	360	75			440	68	300	80	340	75
C4C	2	5							320	77	360	73
	5	10	390	70	330	75	470	66	310	77	350	73	410	70
	10	40	390	70	330	75	460	66	300	77	350	73	400	70
	40	100	390	70	330	75	—				—		—
C8C	2	5	—	—		—	——	—	350	72	390	68		——
	5	10	410	65	360	70	490	63	340	72	380	68	450	65
	10	40	410	65	360	70	480	63	340	72	380	68	440	65
	40	100	410	65	360	70	—	—		—	—		——
C10C C10GC	2	5				一			370	72	410	68
	5	10	430	60	380	70	520	58	360	72	400	68	470	63
	10	40	430	60	380	70	510	58	360	72	400	68	460	63
	40	100	430	60	380	70			—	—		—
C15C C15GC	2	5	——			—			390	70	430	66
	5	10	460	58	400	68	550	56	380	70	420	66	490	63
	10	40	460	58	400	68	540	56	380	70	420	66	480	63
	40	100	460	58	400	68	——	——	—	—	—	—	——	——
C17C C17GC	2	5	—	—	—	—	—	—	430	67	470	63	—	—
	5	10	520	58	440	65	610	56	420	67	460	63	530	60
	10	40	520	58	440	65	600	56	420	67	460	63	520	60
	40	100	520	58	440	65				—
a The values are given only for information.