新型干水两用钻杆
新型干水两用钻杆/New type of dry water dual-use pipe
新型干水两用钻杆是在煤钻杆的基础上,采用特殊材料制成，提高了钻杆的韧性和强度、硬度和耐磨性，延长了使用寿命，是煤钻杆的3- -5倍。
特点:重量轻，通水快,大螺距排粉,效率高，减轻工人劳动强度。(螺距及连接方式可根据用户需要定做)
直径:φ26-φ42长度: 0.5m- 2m
On
on the basis of coal drill pipe, the new type of dry water dual-use pipe is and the use of special materials, improved the toughness and strength, hardness and wear resistance of drill pipe, prolong the service life.is coal dril pipe 3-5 times. Characteristics： light weight, fast to run water, big pitch powder.high efficiency, reduce labor intensity. (pitch and connection mode can be customized according to user's need)
Diameter: φ26 to φ42 length: 0.5m to2 m
