| 规格 | Q27钢板规格厚度：0.1mm-28.0mm | 材 | Q27 | | 产地/厂家 | 宝钢、太钢、首钢、沙钢、鞍钢、西宁特钢、马钢、抚钢 |
-Sulphur (S) no more than 0.005%.
- Phosphoros (P) no more than 0.010 %.
* gas content after vacuum degassing:
- Oxygen (O) 30 ppm.
- Hydrogen (H) no more than 1.5 ppm
- Nitrogen (N) no more than 70 ppm Production process 1. Melting in electric arc furnace
2. Refining
3. Bottom pouring or Vacuum pouring
4. Forgings
5. Heat treatment
6. Machining
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