Audited Supplier
all model
Online Service
12 Month
Forging
Spray-Paint
Atmospheric Pressure
Alloy
AISI 4145h
If Reg Nc Fh
2-3/8'' to 6-5/8''
API 7-1
JX PETRO
Wooden Box
CUSTOM MADE
Dongying
84314310
Product Description
Cross-over sub acts for conversion and connection and is the basic component in downhole work. It is divided into drill string cross-over sub and tubing Cross-over sub. Drill string Cross-over sub is divided into type A, type B and type C.And we can desgin and manufacture special types of subs to satisfy clients' ideas or drawings .
1.OD:57mm-168mm
2.Material:35CrMo/40Cr/4137H
3.Length: N:235mm M:195mm or as your request
4.Apply to connection 50mm drill rod Well Drilling,Geological drilling
5.Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50, Vam Top or as your request
Crossover sub | |||
Description | Upper Connection pat | Lower Connection Part | Type |
Kelly cross-over sub | Kelly | Drill pipe | A or B |
Drill pipe cross-over sub | Drill pipe | Drill pipe | A or B |
Interim cross-over sub | Drill pipe | Drill collar | A or B |
Drill collar cross-over sub | Drill collar | Drill collar | A or B |
Drill bit cross-over sub | Drill collar | Drill bit | A or B |
Swivel cross-over sub | Swivel lower sub | Kelly | C |
Fishing cross-over sub | Kelly | Drill pipe | C |
Drill pipe | Fishing tools | C | |
** Crossover sub can be customized as per customer's design. | |||
| Pin-Box Adaptors | ||||
| Model | Size A(mm) | Size B(mm) | Size C(mm) | Wrench Flat(mm) |
| 2 3/8 REG pin - 2 3/8 REG box | 25 | 45 | 78 | 57 |
| 2 3/8 IF pin - 2 3/8 REG box | 25 | 45 | 89 | 70 |
| 2 3/8 IF pin - 2 3/8 IF box | 25 | 45 | 89 | 70 |
| 2 3/8 REG pin - 2 7/8 REG box | 25 | 45 | 102 | 70 |
| 2 7/8 IF pin - 2 7/8 IF box | 25 | 45 | 108 | 85 |
| 3 1/2 REG pin - 3 1/2 REG box | 25 | 50 | 114 | 95 |
| Box-Box Adaptors | ||||
| Model | Size A(mm) | Size B(mm) | Size C(mm) | Wrench Flat(mm) |
| 2 3/8 REG box - 2 3/8 REG box | 97 | 45 | 89 | 70 |
| 2 3/8 REG box - 2 7/8 REG box | 115 | 50 | 102 | 85 |
| 2 3/8 IF box - 3 1/2 REG box | 102 | 50 | 114 | 95 |
| 2 7/8 REG box- 3 1/2 REG box | 122 | 50 | 114 | 95 |
| Pin-Pin Adaptors | ||||
| Model | Size A(mm) | Size B(mm) | Size C(mm) | Wrench Flat(mm) |
| 2 3/8 REG pin - 2 3/8 REG pin | 21 | 45 | 89 | 70 |
| 3 1/2 REG pin - 3 1/2 REG pin | 23 | 50 | 114 | 95 |
| 3 1/2 REG pin - 4 1/2 REG pin | 30 | 50 | 140 | 102 |
| 4 1/2 REG pin - 4 1/2 REG pin | 30 | 50 | 140 | 102 |
