YDTB20110 |
5J20110 |
20.8 |
±5% |
±7% |
113 |
±5% |
revolve
bend
racture,Break can not have the layering phenomenon
|
Can not appear splits or crack
|
Be no less than and don't appear splits or crack three times.
|
Can not appear splits or crack
|
-20~150 |
-70~200 |
113000 |
7.7 |
5J11 |