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Product Name / Manufacturer / Model
Grade
Reference Price
| mechanical properties | Test Condition | Test Method | PETROCHINA DAQING/750A |
|---|---|---|---|
| Rockwell hardness | ASTM D-785 | 108 R | |
| tensile strength | 23℃ | ASTM D-638 | 480 kg/cm |
| Bending modulus | 23℃ | ASTM D-790 | 24000 kg/cm |
| Impact strength of cantilever beam gap | 23℃ 1/4in(6.4mm) | ASTM D-256 | 23 kg.cm/cm |
| elongation | ASTM D-638 | 30 % | |
| Impact strength of cantilever beam gap | 23℃ 1/8in(3.2mm) | ASTM D-256 | 26 kg.cm/cm |
| bending strength | 23℃ | ASTM D-790 | 650 kg/cm |
| thermal performance | Test Condition | Test Method | PETROCHINA DAQING/750A |
| Hot deformation temperature | Annealed，6.4mm 18.6kg/cm | ASTM D-648 | 95(203) ℃（℉） |
| Vicat softening temperature | ASTM D-1525 | 95(203) ℃（℉） | |
| Hot deformation temperature | Unannealed，6.4mm 18.6kg/cm | ASTM D-648 | 85(185) ℃（℉） |
| Physical properties | Test Condition | Test Method | PETROCHINA DAQING/750A |
| melt mass-flow rate | 200℃ 5kg(条件G) | ASTM D-1238 | 4.5 g/10min |
| density | ASTM D-792 | 1.04 23/23℃ | |
| melt mass-flow rate | 200℃ 21.6kg | ASTM D-1238 | 50 g/10min |
| Shrinkage rate | ASTM D-955 | 0.4-0.7 % |