Long Life Good Quality Core Drill Rod NQ HQ PQ Drill pipe for Exploration Drilling Rig
Long Life Good Quality Core Drill Rod NQ HQ PQ Drill pipe for Exploration Drilling Rig
Long Life Good Quality Core Drill Rod for Drill Rig
Roschen drill rods are all manufactured by CNC machines. They're made of high quality alloy steel. All our drill rods are complete heat-treated. Our rods will be also suited to drill deep holes. From drillers' feedback, our rods have drilled up to 3000 meters depth.
| Wireline Drill Rods Technical specifications | |||||
| Wireline Series Drill Rod Parameter-Geological Steel Pipe-Entire Length Thermal Treatment NC Lathe With Former Cutters | |||||
| Description | Unit | BQ | NQ | HQ | PQ |
| OD/ID | mm | 55.6/46 | 71/60 | 89/77.8 | 114.3/101.6 |
| Thickness | mm | 4.8 | 5.5 | 5.6 | 6.35 |
| Length | m | 1.5 or 3 | 1.5 or 3 | 1.5 or 3 | 1.5 or 3 |
| Weight | kg/m | 6.01 | 8.8 | 11.51 | 17.3 |
| Thread Length | mm | 44.45 | 44.45 | 44.45 | 63.5 |
| Thread Pitch | thread/inch | 3 | 3 | 3 | 2.5 |
| Box Thread Tooth Height | mm | 0.76 | 0.76 | 0.76 | 1.17 |
| Pin Thread Tooth Height | mm | 0.88 | 0.88 | 0.88 | 1.27 |
| Thread Tooth Angle | . | 29 | 29 | 29 | 29 |
| Tensile Resistance(A Series) | kn | 400 | 530 | 510 | 565 |
| Tensile Resistance(B Series) | kn | 450 | 615 | 625 | 660 |
| Bore Depth | m | 1200 | 1000 | 900 | 800 |
| Wireline Drill Rods Technical specifications | |||||
| Wireline Series Drill Rod parameter-geological steel pipe-entire length thermal treatment NC lathe with former cutters | |||||
| Spec. | Unit | BQ | NQ | HQ | PQ |
| OD/ID | mm | 55.6/46 | 69.9/60.3 | 88.9/77.8 | 114.3/101.6 |
| Length | m | 1.5 or 3 | 1.5 or 3 | 1.5 or 3 | 1.5 or 3 |
| Weight | kg/m | 6.01 | 8.8 | 11.51 | 17.3 |
| Thread Length | mm | 42 | 42 | 41.91 | 63.5 |
| Thread Pitch | thread/inch | 3 | 3 | 3 | 2.5 |
| Box Thread Tooth Height | mm | 0.76 | 0.76 | 0.76 | 1.17 |
| Pin Thread Tooth Height | mm | 0.88 | 0.88 | 0.88 | 1.27 |
| Thread Tooth Negative Angle | . | 5 | 5 | 5 | 5 |
| Tensile Resistance(A) | kn | 450 | 525 | 545 | 565 |
| Tensile Resistance(B) | kn | 530 | 625.5 | 602 | 660 |
| Process | Cutting-Upsizing-Machining-Heat Treatment-Machining-Phosphating-Antirust. | ||||
| Type | Connect Directly, Coupling, Upsizing Without Coupling. | ||||
| Material | 30CrMnSiA or 45MnMoB(A grade), XJY850 or BG850( B grade) | ||||
For more information, pls contact us:
Phiger Leo
Direct Line: 0086-137-6419 5009
WeChat: +86-137-6419 5009
WhatsApp: +86-137-6419 5009
================================================================
ROSCHEN@ INC.
ROSCHEN@ GROUP LIMITED
ROBERT ROSCHEN@ LIMITED
ROSCHEN@ HOLDINGS LIMITED
HEFEI ROSCHEN@ TOOL CO., LTD.
ROSCHEN@ GEOLOGICAL TOOL CO.,LTD.
SHANGHAI ROSCHEN@ INTERNATIONAL CO., LTD.
ROSCHEN@ GEOLOGICAL INSTRUMENTS CO., LTD.
EMAIL: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschendrill.com
http://www.roschenmining.com
http://www.roschendrilling.com
http://www.explorationcoredrilling.com
http://www.roschen.net
http://www.roschen.cn
http://www.roschen.com
================================================================
