08#钢保证钢板特性及硬度定轧交货请找舞阳钢铁郑州销售部

1、08#材料名称：优质碳素结构钢 牌号：08 标准：GB/T 、08#特性及适用范围：08大多轧制成高精度的薄板或冷轧钢带用以制造易加工成形，强度低的深冲压或深拉延的覆盖零件和焊接构件。具有较高的塑性、韧性和焊接性能，良好的压力加工性能，但强度低。3、08#交货状态：以不热处理或热处理（退火、正火或高温回火）状态交货。要求热处理状态交货的应在合同中注明，未注明者按不热处理交货。4、08#热处理规范：正火930℃空冷；金相组织：铁素体+极少量珠光体。5、08#化学元素：C含量：0.05-0.12；Si含量:0.17-0.37；Mn含量:0.35-0.65；S含量≤0.035；P含量≤0.035；Cr含量≤0.10；Ni含量≤0.25；Cu含量≤0.25；6、08#力学性能：抗拉强度σb (MPa)≥325(33)屈服强度σs(MPa)≥195(20)伸长率δ5(％)≥33断面收缩率ψ(％)≥60硬度未热处理≤、08#应用范围：

08#为极软的碳素钢，强度、硬度很低，而韧性和塑性极高，具有良好的深冲、拉延、弯曲和镦粗等冷加工性能、焊接性能。但存在时效敏感性，淬硬性及淬透性极低。用于制造地脚螺栓、犁铧、烟筒、屋面板、铆钉、低碳钢丝、薄板、焊管、拉杆、吊钩、支架、焊接结构等。

name: High steel Brand No. : 08 : GB/T

2. 08 and : 08 is into sheet or steel strip for parts and with easy and and low deep or deep .High and good but low .

3. of # 08: heat or heat ( or high ).The in the of heat shall be in the . If it is not the shall be made heat .

4. No. 08 Heat : 930℃ air ; : + very .

5. No. 08 :

C : 0.05-0.12;

Si :0.17-0.37;

Mn :0.35-0.65;

S ≤0.035;

P ≤0.035;

Cr ≤0.10;

Ni ≤0.25;

Cu ≤0.25;

6. of # 08:

B (MPa)≥325(33)

Yield s(MPa)≥195(20)

5(%)≥33

of area bits (%) of 60 or more

not heat ≤131HB

Scope:

08# is a very soft steel with very low and but high and . It has good cold and such as deep and . it has aging and low .Used for low steel wire, pipe, pull rod, hook, etc.