15Mo3系使用温度在350——650℃范围内的低合金耐热钢,具有良好的综合机械性能。主要用于制造蒸气设备,压力容器。
2.化学成分(Wt%)
|
C |
0.12~0.20 |
|
Si |
0.10~0.35 |
|
Mn |
0.40~0.90 |
|
P |
≤0.035 |
|
S |
≤0.030 |
|
Mo |
0.25~0.35 |
尺寸公差:按DIN1543——81执行。
表面质量:按DIN17155——83规定执行
超声波探伤:可按用户需要,进行超声波探伤检查。
化学成分允许偏差:按DIN17155规定执行。
包装、标志及质量证明书按DIN17155规定执行。
供货状态及规格范围本产品以正火状态交货
生产规格:8~650×1500~3900×2000~18800mm
3.生产工艺流程
电炉炼钢→LF/VD精炼→模铸→钢锭清理→钢锭加热→轧板→探伤→正火→精整→检验→入库
4.力学性能:
|
ósu MPa |
315~390 |
|
|
ós MPa |
480~540 |
|
|
δ5 % |
29~34 |
|
|
AKV(横) |
℃ |
20 |
|
J |
80~140 |
|
|
450℃ó0.2MPa |
194~237 |
|
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