12CrNi2合金结构钢
详细说明:12CRNI2合金结构钢标准标准:GB/T3077-1988●化学成分:碳C:0.10 ~0.17 0.17硅SI:0.17 ~0.37 0.37 Manganese MN:0.30 ~0.60 sulfur s:允许残留的含量含量;含量≤0.035铬CR:0.60 ~0.90镍Ni Ni:1.50 ~1.90铜Cu:允许残留含量≤0.030●机械性能:拉伸强度σb(MPA):≥785(80)(80) 60)延长率δ5(%):≥12截面收缩率ψ(%):≥50冲击AKV(J):≥63冲击硬值αKV(J/CM2):≥78(8)硬度:≤207HB试验样品尺寸:样品的大小为15mm●热处理规格和金相组织:热处理规格:淬火:时间860°C,第二次780°C,水冷却,油冷却;回收200°C,水冷却,冷却。
12CRNI2板可以称为12CRNI2钢板,12CRNI2钢板,12CRNI2滚板,12CRNI2开放式片剂,12CRNI2带钢,12CRNI2冷滚板,12CRNI2热滚板,12CRNI2 CRNI2薄板,12CRNI2厚板,12CRNI2厚板,12CRNI2厚板,12CRNI2厚板,12CRNI2厚板,等等,等等。本质
12CRNI2 rods can be called 12CRNI2 round steel, 12CRNI2 round steel, 12CRNI2 disk, 12CRNI2 wire, 12CRNI2 silk material, 12CRNI2 forging, 12CRNI2 round rod, 12CRNI2 hairy circle, 12CRNI2 car light, 12CRNI2 car light circle, , 12CRNI2 hot -rolled round steel ,12CRNI2圆形滚动,12CRNI2冷拉圆钢等。
12CRNI2管道可以称为12CRNI2钢管,12CRNI2钢管,12CRNI2无缝管,12CRNI2无缝管,12CRNI2钢焊接管,12CRNI2焊接管,12CRNI2精度管道,12CRNI2精密管道,12CRNI2精密管,12CRNI2CRNI PIPILY PIPILY PIPILLARY。
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