High Steel Dth Drill Pipes For Rock Drilling Tools DTH drill pipes – Kat
High Steel Dth Drill Pipes For Rock Drilling Tools DTH drill pipes – Kat Detail:
Drill pipe is hollow, thick-walled, steel piping that is used on drilling rigs to facilitate the drilling of a wellbore and comes in a variety of sizes, strengths, and weights but are typically 30 to 33 feet in length. They are hollow to allow drilling fluid to be pumped through them, down the hole, and back up the annulus.
It is designed to support its own weight for combined lengths that often exceed 1 mile down into the Earth’s crust. Used drill stem is often sent to a yard for inspection, sorted, and stored until new drill sites can be explored.
1) OD: 2 3/8” TO 5 1/2” of label 1 or 60.32mm to 140
2) Wall thickness: 6.45 to 12.7mm
3) Grade: E75, X95, G105, S135
4) Length: R1:6.1-7.01mm, R2:8.84-9.75mm, R3:12.19-13.72mm
5) Certificate: ISO 9001:2008
Product detail pictures:
Related Product Guide:
Heartbroken family of boy, 2, trapped down a 250ft well for 11 days pray for a miracle as rescuers dig new tunnel | Carbide Cylindrical Pin
If you doubt that the AMOC has weakened, read this « RealClimate | Rc Dth Hammer
High Steel Dth Drill Pipes For Rock Drilling Tools DTH drill pipes – Kat, The product will supply to all over the world, such as: , , ,
By from -
By from -
