Yijue Interlocking Kelly Bar: 70m Drilling Depth, Industrial-Grade Pile Driving

Product Description

Model List

Type	Outer pipe diameter	No.oftubes*leng per section	Driling depth
Ф377-4*14	Ф377mm/Ф1'3'	414/445'1"	52m/170'7.2"
Ф445-4*14	Ф445mm/Ф1'5.5'	415/445'5"	56m/170'7.2"
Ф470-4*15	Ф470mm/Ф1'6.5'	415/445'5"	56m/170'7.2"
Ф508-4*15	Ф508mm/Ф1'8'	415/445'5"	56m/170'7.2"
Ф508-5*15	Ф508mm/1'8'	515/545'5"	70m/170'7.2"
Ф530-4*17	Ф530mm/Ф1'8.9'	417/455'9"	63m/206'8"
Ф580-4*17	Ф580mm/Ф1'10.8'	417/455'9"	63m/206'8"

Feature

he mechanically locked pressurized drill pipe is suitable for drilling in hard formations. Its external key structure generally consists of three or six keys, with three or N sets of large concave-shaped pressurized sections on the external keys of the drill pipe. The internal keys are usually composed of three or six wear-resistant straight bars. This drill pipe transmits high pressure to the drilling tool, has strong torque resistance, and is suitable for drilling in harder formations.

Customizable Items

According to customer requirements, we can customize non-standard products based on provided drawings or samples, while also possessing independent R&D and production capabilities for new product development

Product Details