Mayhew threads Drill Rods
Mayhew threads Drill Rods 114.3mm diameter with Friction Welded
Tool Joints for Rotary drilling
DRILL RODS
Roschen can supply friction welded drill rods with API, Beco, NWY,
and Mayhew threads, as well as RC (Reverse Circulation) and casing
for Rotary Percussive drilling.
Drill rods up to 152 mm (6″) diameter feature friction welded tool
joints, giving great strength to the rod.
Drill rods are manufactured up to 406 mm(16") diameter and up to
9.5 metre effective length.
All drill rods feature nitrided threads for extra wear resistance.
Standard drill rod lengths are 1M; 1.5M; 2M; 3M; 5M and 6M.
Other sizes and dual wall rods for reverse circulation systems and
jet grout applications can be manufactured to suit your
requirements.
Spanner Flat details can be agreed when ordering.
| Spanner Flat details can be agreed when ordering. |
| Outside Diameter (mm) | Bore | Thread (mm) | Thread | Wall Thickness (mm) | Popular Applications | mode | Standard Size |
| 76.2 | 25.4 | 2.3/8″ | API reg | 4 | DTH | Air Rotary | |
| 76.2 | 25.4 | 2.3/8″ | API reg | 6.35 | DTH | Rotary | |
| 76.2 | 25.4 | 2.3/8″ | API reg | 8 | | Rotary | |
| 76.2 | 25.4 | 2.3/8″ | API reg | 9.5 | | Rotary | |
| 88.9 | 25.4 | 2.3/8″ | API reg | 4.5 | DTH | Air Rotary | |
| 88.9 | 25.4 | 2.3/8″ | API reg | 6.35 | DTH | Rotary | |
| 88.9 | 25.4 | 2.3/8″ | API reg | 8 | | Rotary | |
| 88.9 | 25.4 | 2.3/8″ | API reg | 9.5 | | Rotary | |
| 88.9 | 31.8 | 2.3/8″ | API reg | 6.35 | DTH | Rotary | (HWY) |
| 88.9 | 44.5 | 2.3/8″ | IF | 6.35 | DTH | Rotary | (HWY) |
| 88.9 | 44.5 | 2.3/8″ | IF | 8 | | Rotary | (HWY) |
| 88.9 | 44.5 | 2.3/8″ | IF | 9.5 | | Rotary | (HWY) |
| 101.6 | 25.4 | 2.3/8″ | API reg | 6.35 | DTH | Rotary | |
| 101.6 | 44.5 | 2.3/8″ | IF | 8 | | Rotary | (HWY) |
| 101.6 | 44.5 | 2.3/8″ | IF | 9.5 | | Rotary | (HWY) |
| 114.3 | 38.1 | 3.1/2″ | API reg | 4.5 | DTH | Air Rotary | |
| 114.3 | 38.1 | 3.1/2″ | API reg | 6.35 | DTH | Air Rotary | |
| 114.3 | 38.1 | 3.1/2″ | API reg | 8 | DTH | Rotary | |
| 114.3 | 38.1 | 3.1/2″ | API reg | 9.5 | | Rotary | |
| 114.3 | 44.5 | 2.7/8″ | IF | 6.35 | DTH | Air Rotary | |
| 114.3 | 44.5 | 2.7/8″ | IF | 9.5 | | Rotary | |
| 127 | 68.3 | 3.1/2″ | IF | 6.35 | DTH | Air Rotary | |
| 127 | 68.3 | 3.1/2″ | IF | 8 | DTH | Rotary | |
| 127 | 68.3 | 3.1/2″ | IF | 9.5 | | Rotary | |
| 139.7 | 57.2 | 4.1/2″ | API reg | 8 | DTH | Rotary | |
| 139.7 | 57.2 | 4.1/2″ | API reg | 9.5 | | Rotary | |
| 139.7 | 57.2 | 4.1/2″ | API reg | 12.5 | | Rotary | |
| 193.7 | 82.6 | 6.5/8″ | API reg | 12.5 | DTH | Rotary | |
| 203.2 | 82.6 | 6.5/8″ | API reg | 9.5 | DTH | Rotary | |
| 254 | 101.6 | 8.5/8″ | API reg | 16 | DTH | Rotary | |
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Mayhew threads Drill Rods 114.3mm diameter with Friction Welded
Tool Joints for Rotary drilling
For more information, please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.com ; http://www.roschen.net
http://www.roschen.cn ; http://www.roschendrill.com
http://www.roschenmining.com ; http://www.roschendrilling.com
