| 1. | Grey cast iron pipes with rubber ring of ladder - lip - shaped
梯唇型橡胶圈接口铸铁管 |
| 2. | Methods for testing the mechanical properties of grey cast iron
灰铸铁.力学性能试验方法 |
| 3. | Founding - grey cast irons ; german version en 1561 : 1997
铸造.灰口铸铁 |
| 4. | Soft mechanical joint grey cast iron fittings
柔性机械接口铸铁管件 |
| 5. | Soft mechanical joint grey cast iron pipe
柔性机械接口灰口铸铁管 |
| 6. | Grey cast iron impact test
灰铸铁冲击试验方法 |
| 7. | Grey cast iron products general requirements for the electrician special equipment
电工专用设备.灰铸铁件通用技术条件 |
| 8. | Founding - grey cast irons
铸造.灰口铸铁 |
| 9. | Founding . grey cast irons
铸造.灰口铸铁 |
| 10. | Grey cast iron
灰口铸铁 |
