简介：顶头密度 ≥9.6g/cm3（钼合金顶头密度 ≥9.5g/cm3）。
Density： ≥9.5/cm3
用途：用于穿制不锈钢、合金钢和高温合金等无缝管。如有特殊要求，可协商解决。
Main applications:For piercing seamless steel tubes such as stainless steel, drill steel and high temperature alloy steel.
尺寸及公差 Dimensions and tolreances (mm)
| D |
L |
基本尺寸
Basic dimensions |
允许公差
Allowed tolerances |
基本尺寸
Basic dimensions |
允许公差
Allowed tolerances |
| 20-55 |
+3
0 |
60-110 |
+6
0 |
| 60-80 |
+4
0 |
160-200 |
+8
0 |
| 85-100 |
+6
0 |
180-260 |
+8
0 |
| 110-150 |
+8
0 |
200-300 |
+10
0 |
| 160-250 |
+10
0 |
280-450 |
+15
0 |