| 1. | Anchor vitrified wheel to approve of a trademark 锚牌v法砂轮获准使用正字标记。 |
| 2. | Test method for cross - bending strength of vitrified pipe 陶管弯曲强度试验方法 |
| 3. | Test method for acid resistance of vitrified clay pipe 陶管耐酸性能试验方法 |
| 4. | Vitrified grinding wheels , fatigue proof test procedure 陶瓷粘结砂轮疲劳度的检验程序 |
| 5. | Vitrified bond for rough and medium finishing 粗以及中的修饰时用瓷质法v |
| 6. | Test method for crushing strength of vitrified pipe 陶管抗外压强度试验方法 |
| 7. | Measuring method for size and deviation of vitrified clay pipe 陶管尺寸及偏差测量方法 |
| 8. | Standard specification for vitrified clay liner plates 陶土长条板标准规范 |
| 9. | Standard test methods for vitrified clay pipe 陶化粘土管的标准试验方法 |
| 10. | Sg abrasives shanghai : vitrified abrasives 圣戈班磨料磨具上海:砂轮 |