EnglishTaper Mill
铣锥
铣锥主要用于修复变形鱼顶或进行其他井下特殊作业。铣锥由锥形本体和硬质合金组成。本体锥度为30°，锥体呈翼状，表面有堆焊或镶焊硬质合金。
|
Borehole Dia. |
Taper mill OD |
Recommended Screw Thread |
Length |
P.N. Taper mill |
|
95-101.6 |
89 |
2-3/8REG |
300 |
XZ089 |
|
107.9-114.3 |
97 |
2-3/8REG |
300 |
XZ097 |
|
117.5-127.0 |
110 |
2-7/8REG |
300 |
XZ110 |
|
130-139.7 |
121 |
2-7/8REG |
300 |
XZ121 |
|
142.9-152.4 |
130 |
2-7/8REG |
300 |
XZ130 |
|
155.6-165.1 |
140 |
3-1/2REG |
300 |
XZ140 |
|
168-187.3 |
156 |
3-1/2REG |
300 |
XZ156 |
|
190.5-209.5 |
178 |
3-1/2REG |
300 |
XZ178 |
|
212.7-241.3 |
200 |
4-1/2REG |
300 |
XZ200 |
|
244.5-269.9 |
232 |
6-5/8REG |
350 |
XZ232 |
|
273-295.3 |
257 |
6-5/8REG |
350 |
XZ257 |
|
298.5-317.5 |
279 |
6-5/8REG |
350 |
XZ279 |
|
320.6-346.1 |
295 |
6-5/8REG |
350 |
XZ295 |
|
349.3-406.4 |
330 |
6-5/8REG |
350 |
XZ330 |
|
406.4-444.5 |
381 |
6-5/8REG |
350 |
XZ381 |