表10热镀锌CP钢性能范围

Table 10 Property standards of CP-HDG

屈服强度

抗拉强度

断后伸长率

牌号

扩孔率

Steel Grade

YS*

TS

EL

RPa2MPa

R MPa

As

%

%

HC780/980CPD+Z

780~950

980~1140

7

40

HC900/1180CPD+Z

900~1100

≥1180

6

30

HC900/1300CPD+Z

900-1100

≥1300

5

30

a 无明显屈服时采用RPo2，否则采用ReLo

a lf the yield point is not pronounced, the values of Rpa. apply.

b 通常情况下，试样方向为纵向，试样为JIS Z 2241

Otherwise, the values of R.apply.

规定的No.5试样，如用户有特殊要求，可协商确

b Guaranteed for No.5 tensile specimens according to standard

定。

JISZ 2241 with the tensile axis parallel to the rolling direction.

C当产品公称厚度大于0.50mm，但小于等于0.70mm

c When the specified nominal thickness is in the range Of 0.5-

0.7mm, the minimum value of EL should be reduced by 2%.

时，断后伸长率允许下降2%。

d For the hot-rolled base plate hot-dip galvanizing,usually, the

d 为热轧基板热镀锌，通常情况下厚度t≥2.0mm,

thickness t≥2.0mm,please confirm the thickness and width

订货时需要协商具体的厚度和宽度范围。

range of product before official order.

注:正式订货时请确认订货标准和技术参数，具体

Note: Please confirm the specifications of product before official

数据可以协商。

order. The specifications are negotiable.