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20 Inch Length Forging DTHR Water Well Drill Rig 50mm Diameter

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20 Inch Length Forging DTHR Water Well Drill Rig 50mm Diameter

Payment Terms : T/T

Brand Name : BaiWei

Place of Origin : Hebei China

Price : Negotiable

Delivery Time : 20-30 working days, which will be adjusted according to different products and inventory

Packaging Details : According to customer needs

Type : DTH Pipes

Machine Type : Drilling Equipment

Material : High Manganese Steel

Processing Type : Forging

Use : Well Drilling

Application : Well drilling,DTH drilling, Coal Drilling, Quarrying

Pressure : High Pressure

Diameter : 50mm to 159mm

Length : 20FT/25FT

Color : Request

Advantage : High Performance

Usage : Well Drilling

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High Fatigue Strength And Long Fatigue Life Drill Rod

 

Product Description

 

Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel pipe with a pin at one end and a box on the other. The job of the drill pipe is to transmit rotational torque and thrust from the drill rig rotary head to down hole drilling tools. 


 

OD
A
Wall
B
Length
L
Weight
lbs
ID
Pin C
Across
Flat D
Flat
Length E
Dist From
Shoulder F
Flat
Length G
Across
Flat H
Connection
3.5" .315" 20' 245 1.75" 2.75" 12.5" 3.25" 2.25" 3.25" 2 3/8IF
4.5" .337" 20' 345 1.75" 3" 12.5" 3.25" 2.375" 4" 3 1/2 Reg
4 1/2" .337" 20' 345 2 1/8" 3" 12 1/2" 3 1/4" 2 3/8" 4" 2 7/8 IF
4 1/2" .337" 25' 430 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
4 1/2" .337" 25' 430 2 1/8" 3" 12 1/2" 3 1/4" 2 3/8" 4" 2 7/8 IF
4 1/2" .337" 30' 510 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
4 1/2" .500" 25' 510 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
4 1/2" .500" 30' 615 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
4 1/2" .750" 25' 805 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
5" .500" 25' 695 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
5" .500" 30' 775 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
5" .750" 30' 1100 1 3/4" 3" 12 1/2" 3 1/4" 2 3/8" 4" 3 1/2 Reg
5" .750" 25' 930 1 1/2" 3" 12 1/2" 3 1/4" 2 3/8" 4 5/8" 3 1/2 Beco
5 1/2" .750" 25' 1045 1 1/2" 3" 12 1/2" 3 1/4" 2 3/8" 4 5/8" 3 1/2 Beco
5 1/2" .750" 30' 1240 1 1/2" 3" 12 1/2" 3 1/4" 2 3/8" 4 5/8" 3 1/2 Beco

 

 

Drill pipe usage notes

 

1. New drill pipe should be pasted oil before connection
2. Make up and break at least 3 times before drilling
3. Hard bending and plastic coating can be processed according to clients’ special requirements

 
 
20 Inch Length Forging DTHR Water Well Drill Rig 50mm Diameter

 
FAQ
 

Q: What is your delivery time?
A: It usually takes 20 days to produce. Within 3 days (if there is stock).
 
Q: How to control the quality?
A: Before shipping, we should check and test each drill rod.
 
Q: Do you agree to order samples?
A: Yes, we welcome your sample order to test our quality.
 
Q: Has your drill pipe been heat treated?
A: Yes, our heat treatment of drill pipe and casing.
 
Q: Does your drill pipe have anti-rust function?
A: Yes, each drill pipe and casing will be anti-rust with paint or anti-corrosion oil before transportation. If you need galvanized pipe, please contact us.
 
 


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