//

m 18-50
mm36912161820
MPa400
g/cm30.91
GPa3.5
%15-35
160
580

/

0.9kg/1.0kg/

1
12-19mm0.6-1.8kg
2





30-60
3

4

5

6


7

----PPY

1
6-10mm0.9-1.2kg
2




3

1
30
4