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镀锌卷

发布日期:2026-06-16 16:42 浏览次数:

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v 产品范围

项目Project

范围Scope

项目Project

范围Scope

厚度(mm)Thickness

0.25~1.80

表面结构surface structure

零锌花

Zero Spangle

宽度(mm)Width

800~1450

表面处理Surface processing

钝化、涂油、耐指纹

passivation ,oil,Fingerprint-resistant

镀锌量(g/m2)Zinc Coating

Z20~Z275

卷重(t)Coil weight

3~25

内径(mm)Coil ID

508/610

设计产能(吨/年)

Designed capacity(tons /year)

890,000


v 可供牌号及标准

产品类别COMMODITY

标准和牌号SPECIFICATION

Q/ZX 300

JIS G3302

ASTMA653(M)

EN10346及GB/T2518

AS1397

一般用成型用                   CS

DX51D+Z

SGCC

CS C

DX51D+Z

G1+Z

冲压成型用

FS

DX52D+Z

SGCD1

CS A/B

DX52D+Z

G2+Z

DX53D+Z

SGCD2

FS A/B

DX53D+Z

G3+Z

DX54D+Z

SGCD3

DDS C

DX54D+Z

——

结构用
SS

S220GD+Z

——

SS33(230)

S220GD+Z

——

S250GD+Z

SGC340

SS37(255)

S250GD+Z

G250+Z

S280GD+Z

SGC400

SS40(275)

S280GD+Z

——

S300GD+Z

——

——

——

G300+Z

S320GD+Z

SGC440

——

S320GD+Z

——

S350GD+Z

SGC490

SS50(340)-4

S350GD+Z

G350+Z

全硬板FH

S550GD+Z

SGLC570

Grade80(550)

S550GD+Z

G550+Z

v 力学性能  

 

牌号

拉伸试验a

n90,不小于

r90,不小于

屈服强度b Rel或ReH MPa

抗拉强度cRm

 MPa

断后伸长率d,%,不小于

(L0=80mm,b=20mm)

DX51D+Z

——

270~500

22

——

——

DX52D+Z

140~300

270~420

26

——

——

DX53D+Z

140~260

270~380

30

——

——

DX54D+Z

120~220

260~350

36

0.18

1.6

S220GD+Z

≥220

≥300

20

——

——

S250GD+Z

≥250

≥330

19

——

——

S280GD+Z

≥280

≥360

18

——

——

S300GD+Z

≥300

≥370

18

——

——

S320GD+Z

≥320

≥390

17

——

——

S350GD+Z

≥350

≥420

16

——

——

S550GD+Z

≥550

≥560

——

——

——

aDX51D-DX54D拉伸试验取样横向,S220GD~S550GD拉伸试样取纵样。

b 当没有明显的屈服时,屈服强度取Rp0.2,否则DX系列取Rel,S系列取ReH。

c除 S550GD+Z外,其他牌号的抗拉强度可要求 140 MPa 的范围值。

d当产品公称厚度大于 0.5 mm,但不大于 0.7 mm 时,断后伸长率允许下降 2%;当产品公称厚度大于 0.35 mm,但不大于 0.5 mm 时,断后伸长率允许下降 4%;当产品公称厚度不大于 0.35 mm 时,断后伸长率允许下降7%。

aDX51D-DX54D tensile test sampling transverse, S220GD~S550GD tensile sample for longitudinal sample.

b When no significant yield, the yield strength was taken as Rp0.2, Otherwise DX series take RelThe S series takes ReH。

cThe tensile strength of other grades except S550GD + Z requires a range value of 140 Mpa.

dDecreased minimum elongation values apply for product thickness,0,50mm<t≤0,70mm (minus 2 units),0,35mm<t≤0,50mm (minus 4 units) and t≤0.35mm (minus 7 units).



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