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SAPH系列汽车结构用钢Automobile Structural Steel SAPH

SAPH系列汽车结构钢强度高、成形性好;尺寸精度高、表面质量好，广泛用于各种车型的纵梁、横梁以及角撑等结构件。 经酸洗可部分代替冷轧产品。

SAPH series of automobile structural steels he high strength, good formability, high dimensional precision and good surface quality, and are widely used in various types of longitudinal beams, crossbeams and braces. After pickling, they can partly replace the cold rolled products.

可供牌号、供货标准及用途Available Steel Brand, Delivery Standard & Function

ihti a.牌? Brand	供货标准Delivery standard	产品特点及推荐用途Features & function
SAPH310、SAPH370 SAPH400.SAPH440	Q/WG（RZ）02.3	具有良好的冲压成型性能，用于制作汽车大梁、车轮等结构件。 It has good stamping performance and is used for making structural parts, such as automotive frame, wheels and so on.

产品尺寸Product Size

UlfaE3牌? Brand	钢板 Steel plate, mm	原卷 Original coil, mm	精整卷 Skin-pass coil, mm
SAPH310.SAPH370 SAPH400	2.0 ~ 8.0 x 800 ~ 1800 x 2000?12000	2.0?8.0 x 800?1800 x C	1.2 ~ 8.0 x 800 ~ 1800 x C
SAPH440	2.0 ~ 16.0 x 800 ~ 1800 x 2000 ~ 12000	2.0 ~ 16.0 x 800 ~ 1800 xC	1.2 ~ 12.7 x 800 ~ 1800 xC

化学成分(Wt%)Chemical Composition

牌号 Brand	C	Si	Mn	P	S	Als
SAPH310	W0.10	W0.30	W0.50	W 0.030	W 0.025	N0.010
SAPH370	<0.13	W0.30	W0.60	W 0.030	<0.025	^0.010
SAPH400	<0.14	W0.30	W1.20	W 0.030	<0.025	^0.010
SAPH440	W0.14	W0.30	W1.50	W 0.030	W 0.025	>0.010

力学性能Mechanical Property

牌号 Brand	抗拉强度 Tensile strength Rn, MPa	屈服强度Yield strength Ret, MPa		伸长率A Elongation,%					180°冷弯试验 村弯心直径2=试样厚度 1800 Cold bend test d=Bend diameter a=Sample thickness
		公称厚度Thickness, mm
		2.0 -<6.0	2.0 ~ 8.0	2.0 -<2.5	2.5 -<3.15	3.15 -<4.0	4.0 ~ <6.3	6.3 ~ 8.0	2.0 ~ 8.0
SAPH310	2310	(N185)		234	。36	N38	240	N41	d=2a
SAPH370	2370	N225		233	N35	N36	237	N38
SAPH400	N400	N255	>235	K2	234	N35	K6	237
SAPH440	N440	N305	>295	KO	N32	N33	K4	235	d=3a

可供牌号、供货标准及用途Available Steel Brand, Delivery Standard & Function

 

冷弯易成型用薄规格高强度钢Cold-forming Light Gauge High Strength Steel

本系列产品采用***的热连轧及csp工艺生产，以热轧状态交货。具有厚度薄、强度高、延伸性好、冷成形性能与焊接性 能优良的特点，与同等强度冷轧钢相比,成形性能更好，且成本相对较低。适用于客车车辆、特种汽车、集装箱、轻钢结构等。

This series of products is manufactured with hot continuous rolling and CSP process and delivered in hot rolling condition. It has the characteristics of thin thickness, high strength, and perfect extensibility, excellent cold forming performance and welding performance. Compared with the cold rolled steel of the same strength, it has better forming performance and relatively low cost. It is suitable for passenger vehicles, special vehicles, containers, light steel structures, etc.

WYS420	WJX( RZ )441	—	具有厚度薄、强度高、延伸性好、冷成形性能与焊接性能 优的特点,与同等强度冷轧钢相比,成形性能更好,且成 本相对较低。适用于客车车辆、特种汽车、集装箱、轻钢 结构等。 It has the characteristics of thin thickness, high strength, and perfect extensibility, excellent cold forming performance and welding performance. Compared with the cold rolled steel of the same strength, it has better forming performance and relatively low cost. It is suitable for passenger vehicles, special vehicles, containers, light steel structures, etc.
WYS500	WJX( RZ )407
WYS600	WJX( RZ )431
WYS700	WJX(RZ)14
S315MC	WJX( RZ )458	EN10149-2
S355MC	WJX( RZ )370
S420MC	WJX( RZ )371
S460MC	WJX( RZ )388
S500MC	WJX( RZ )389
S700MC	WJX( RZ )527

1141 □_ Brand	钢板 Steel plate, mm	原卷Original coil, mm	精整卷Skin-pass coil, mm
WYS420	2.0 ~ 6.0 x 900 ~ 1600 x 2000 ~ 12000	1.2 ~ 6.0 x 900?1600 x C	1.2 ~ 6.0 x 900 ~ 1600 x C
WYS500
WYS600	2.0 ~ 4.0 x 900 ~ 1600 x 2000 ~ 12000	1.2?4.0 x 900?1600 x C	1.2 ~ 4.0 x 900 ~ 1600 x C
WYS700	2.0 ~ 10.0 x 900?2100 x 2000 ~ 12000	1.2 ~ 10.0 x 900 ~ 2130 x C	1.2 ~ 10.0 x 900 ~ 2130 x C
S315MC S355MC	2.0 ~ 12.0 x 900 ~ 2100 x 2000 ~ 12000	2.0 ~ 12.0 x 900 ~ 2100 x C	2.0 ~ 12.0 x 900?2100 xC
S420MC	2.0 ~ 20.0 x 900 ~ 2100 x 2000 ~ 12000	2.0 ~ 20.0 x 900 2100 x C	2.0 ~ 12.7 x 900 ~ 2100 xC
S460MC	2.0 ~ 12.0 x 1000 ~ 2100 x 2000 ~ 12000	2.0 ~ 12.0 x 1000 ~ 2100 x C	2.0 ~ 12.0 x 1000 ~ 2100 x C
S500MC	2.0 ~ 16.0 x 1000 ~ 2100 x 2000 ~ 12000	2.0 ~ 16.0 x 1000 ~ 2100 x C	2.0 ~ 12.7 x 1000 ~ 2100 x C
S700MC	2.8 ~ 10.0 x 1000 ~ 1800 x 2000 ~ 12000	2.8 ~ 10.0 x 1000 ~ 1800x C	2.8?10.0 x 1000?1800 x C

产品尺寸

牌号Brand	屈服强度Yield strengthR.l, MPa	抗拉弓聽lensile strength MPa	伸长率Elongation,%		冲击试验（纵向）Impact test （Longitudinal）	180 °冷弯试验d=弯心直径3=试样厚度180°Cold bend test d=Bend diameter a=Sample thickness
			AfiOmm	A
					KV& J
			厚度T	hickness
					-20°C
			<3mm	N 3mm
S315MC	>315	390-510	N20	>24	N40	d=0a
S355MC	"355	430-550	m19	&23	n40	d=0.***
S420MC	■420	480-620	N16	由9	N40	d=0.***
S460MC	N460	520-670	"14	N17	N40	d=a
S500MC	m500	550-700	m12	N14	孑40	d=a
S700MC	&700	700-750	N10	N12	N40	d=2a

注：1）拉伸试验屈服现象不明显时,可采用為.2；2）厚度<6mm时,不做冲击试验;3）厚度m8mm的S700MC,屈服强度下限值允许比标准值降低20MPa。

Remarks:1）When the yield of tensile test is not obvious, RPM can be adopted; 2） when the thickness is less than 6mm, the impact test is not carried out; 3） for S700MC with the thickness N 8mm, the Yield Strength Bottom Limit is allowed to be 20MPa lower than the standard value.

牌号Brand	屈服强度①Yield strength? R<,MPa	抗拉鼬lensile strength Rm, MPa	伸长率A Elongation,%	冲击试验（纵向）②Impact test（Longitudina俨	180 °冷弯试验d=弯心直径2=试样厚度180°Cold bend test d=Bend diameter a=Sample thickness
				KV2, J
				-20°C
WYS420	5=420	3=480	N22		d=2a
WYS500	goo	550-730	m18		d=2a
WYS600	N600	650-850	N16		d=2a
WYS700	N700	750-950	N12	N27	d=2a

注:①厚度m8mm的WYS700,屈服强度下限值允许比标准值降低20MPa；②厚度<6mm时，不做冲击试验。

Remarks: ? ForWYS700 with thicknessm 8mm, the Yield Strength Bottom Limit is allowed to be 20MPa lower than ihe standard value. ?When the thickness is less than 6mm, the impact testis not carried out.