金刚石钻头和金刚石取芯钻头
金刚石钻头和金刚石取芯钻头是石油钻井工程中的必用工具，包括：PDC钻头、聚晶金刚石钻头、巴拉斯钻头和天然金刚石钻头。
Diamond Bit and Diamond Core Bit
Diamond bit and diamond core bit are necessary tools in the drilling engineering. Including PDC bit ,
Polycrystalline diamond bit, Barus diamond and natural diamond bit.
Specification of Diamond Bit
|
钻头尺寸 Bit Size(in) |
直径公差 Diameter Solerance (mm) |
接头螺纹 Connection |
|
5 7/8 |
0 -0.13 |
3 1/2″IF |
|
6 |
3 1/2″IF |
|
|
8 1/2 |
0 -0.51 |
4 1/2″IF |
|
9 5/8 |
0 -0.76 |
4 1/2″IF |
|
12 1/4 |
6 5/8″REG |
Specification of Diamond Core Bit
|
钻 头 尺 寸 Bit Size(in) |
钻 头 外 径 O.D. of Bit(mm) |
配 用 工 具 Mating Tool |
|
5 7/8 |
121 |
川6—3 川5—4 |
|
6 |
133 |
川6—3 川5—4 |
|
8 1/2 |
172 180 |
川6—3 川7—4 川8—4 250P |
|
9 5/8 |
172 180 |
川8—3 川7—4 川8—4 250P |
|
12 1/4 |
172 180 |
川8—3 川7—4 川8—4 250P |