Hubei Superdrill Mechnical Equipment Co.,Ltd |
|
4 2/5 inch Steel postures PDC drill bit, pdc cutters and drill bits
TCI tricone bits(Metal-face sealed bearing ) | TCI tricone bits(Elastomer sealed bearing ) | Steel tooth tricone bits(Elastomer sealed bearing) | PDC bits | Hole openers | Roller cones |
Features: -Top quality. -Cost effective in deep or directional well drilling. | Features: -Traditional and popular TCI bits. -Welcomed by most of regular applications. | Features: -Traditional and popular Milled Tooth bits. -Welcomed by most of regular applications. | Features: -Lower WOB& higher RPM than Tricone bit. -Durable in various of formations. | Features: -Customized for different HDD projects. -We are factory of roller cones, so hole opener is cheaper. | Features: -Welding types& replaceable types are all available. -Patent products in China, produced by SOLIDKEY. |
Table of classification of formation hardness and bit selection | |||||
Roller cone bit IADC code | IADC code of diamond bit | Formation description | Rock type | Compressive strength(Mpa) | ROP(m/h) |
111/124 | M/S112~M/S223 | Very soft:sticky soft formation with low compressive strength. | Clay Siltstone sandstone |
<25 |
>20 |
116/137 | M/S222~M/S323 | Soft:soft formation with low compressive strength and high drillability. | Clay rock Marl Lignite sandstone |
25~50 |
10~20 |
417/527 |
M/S323~M/S433 |
Medium soft:soft to medium formation with low compressive strength and steak. | Clay rock Marl Lignite Sandstone Siltstone Anhydrite Tuff |
50~75 |
5~15 |
517/537 | M322~M443 | Medium:medium to hard formation with high compressive strength and thin abrasive streak. | Mudstone Dark rock shale | 75~100 | 2~6 |
537/617 | M422~M444 |
Medium hard:hard and dense formation with high compressive strength and medium abrasiveness. | Dark rock Hard shale Anhydrite Sandstone Dolomite | 100~200 | 1.5~3 |
PDC bit shank thread and recommended make up torque | ||
Bit size(in) | API regular pin(in) | Recommended up torque(KN.M) |
3 1/2~4 1/2 | 2 3/8 Reg | 2.4~2.7 |
4 17/32~5 | 2 7/8 Reg | 4.2~4.6 |
5 1/32~7 7/8 | 3 1/2 Reg | 7.1~7.7 |
7 13/32~9 3/8 | 4 1/2 Reg | 17.0~18.6 |
9 13/32~14 1/2 | 6 5/8 Reg | 50.3~57.5 |
14 9/16~18 1/2 | 7 5/8 Reg | 65.5~71.9 |
Regular Models of Tricone Bits | |||
Regular Sizes | Regular IADC | API Reg Pin | Make-up Torque(N.m) |
3 7/8"(98.4mm) | 126/216/637 | 2 3/8 | 4100~4700 |
4 5/8"(117.4mm) | 126/216/517/537/637 | 2 7/8 | 6100~7500 |
5 1/4"(133.3mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
5 5/8"(142.8mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
5 7/8"(149.2mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
6"(152.4mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
6 1/4"(158.7mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
6 1/2"(165mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
7 1/2"(190mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
7 5/8"(193mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
7 7/8"(200mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
8 1/2"(215.9mm) | 117/127/217/437/517/537/617/637 | 4 1/2 | 16300~21700 |
9 1/2"(241.3mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
9 7/8"(250.8mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
10 5/8(269.8mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 |
11 5/8(295.3mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 |
12 1/4"(311.1mm) | 114/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
13 5/8"(346.0mm) | 127/217/517/537/617/637 | 6 5/8 | 38000~43400 |
14 3/4"(374.6mm) | 127/217/517/537/617/637 | 7 5/8 | 46100~54200 |
17 1/2"(444.5mm) | 114/115/125/215/515/535/615/635 | 7 5/8 | 46100~54200 |
26"(660.4mm) | 114/115/125/215/515/535/615 | 7 5/8 | 46100~54200 |