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spec | bore size | Average outer diameter | minimum wall thickness | Wall thickness tolerance | nominal pressure |
| mm | mm | mm | mm | MPa |
1. 5in | 40 | 60 | 10.0 | + 0. 5 0 | 2. 5 |
| | 62 | 11. 0 | | 6. 3 |
| | 65 | 12. 5 | | 12. 5 |
| | 67 | 13. 5 | | 16. 0 |
| | 69 | 14. 5 | | 20. 0 |
| | 70 | 15. 0 | | 25. 0 |
| | 73 | 16. 5 | | 28.0 |
| | 78 | 19.0 | | 32. 0 |
2in | 50 | 67 | 8. 5 | | 2. 5 |
| | 69 | 9. 5 | | 6. 3 |
| | 74 | 12. 0 | | 12. 5 |
| | 75 | 12. 5 | | 16. 0 |
| | 78 | 14. 0 | | 20. 0 |
2in | 50 | 79 | 14. 5 | + 0. 5 0 | 25. 0 |
| | 80 | 15.0 | | 28. 0 |
| | 82 | 16.0 | | 32. 0 |
2. 5in | 65 | 90 | 12. 5 | + 0. 6 0 | 2. 5 |
| | 92 | 13. 5 | | 6. 3 |
| | 95 | 15.0 | | 12. 5 |
| | 97 | 16.0 | | 16. 0 |
| | 98 | 16. 5 | | 20. 0 |
| | 99 | 17.0 | | 25. 0 |
3in | 75 | 94 | 9. 5 | | 2. 5 |
| | 96 | 10. 5 | | 6. 3 |
| | 101 | 13.0 | | 12. 5 |
| | 107 | 16.0 | | 16. 0 |
| | 111 | 18.0 | | 20. 0 |
| | 112 | 18. 5 | | 25. 0 |
4in | 102 | 122 | 10.0 | + 0. 6 0 | 2. 5 |
| | 125 | 11.5 | | 4.0 |
| | 128 | 13.0 | | 6. 3 |
| | 131 | 14. 5 | | 10.0 |
| | 132 | 15.0 | | 12. 5 |
| | 136 | 17.0 | | 18. 0 |
5in | 125 | 152 | 13. 5 | 0.7 0 | 2. 5 |
| | 153 | 14.0 | | 4. 0 |
| | 154 | 14. 5 | | 6. 3 |
| | 158 | 16. 5 | | 10.0 |
| | 160 | 17. 5 | | 12. 5 |
6in | 150 | 178 | 14.0 | + 0. 8 0 | 6. 3 |
| | 180 | 15.0 | | 8. 0 |
| | 185 | 17. 5 | | 10.0 |
serial number | project | performance requirement | test method |
1 | Molecular weight, 104 | ≥100 | ASTMD1601 |
2 | Density, g/cm³ | ≥0.930 | GB/T1033.1 |
3 | moisture content mg/kg | ≤150 | GB/T6283 |
4 | distortion temperature °C | ≥60 | GB/T1634.1 |
5 | charpy impact strength kJ/m² | ≥80 | GB/T1043.1 |
6 | tensile breaking strength MPa | ≥24 | GB/T1040.2 |
7 | elongation at break % | ≥300 | GB/T1040.2 |
8 | Induction time of oxidation (200°C), min | >20 | GB/T17391 |
9 | friction coefficient | 0.07~0.11 | ASTMD1894 |
10 | Wear rate of mortar | ≤0.4 | QB/T2668 |