Welcome to our websites!

Mechanical & Hydraulic Drilling Jar Type YJHM

Short Description:

Mechanical & Hydraulic Drilling Jar Type YJHM   Model “YJHM” Drilling Jar belongs to the advanced product of model JYQ Jar. The up jarring can be acted by hydraulic as to realize the stepless tonnage control. The new hydraulic valve machine makes up-jarring more stable and reliable. The down jarring can be acted mechanically. And the adjusting mechanism designed specially can realize manual regulation of down-jarring tonnage; the special slips construction makes down-jarring more sta...


Product Detail

Product Tags

Mechanical & Hydraulic Drilling Jar Type YJHM

 

Model “YJHM” Drilling Jar belongs to the advanced product of model JYQ Jar. The up jarring can be acted by hydraulic as to realize the stepless tonnage control. The new hydraulic valve machine makes up-jarring more stable and reliable. The down jarring can be acted mechanically. And the adjusting mechanism designed specially can realize manual regulation of down-jarring tonnage; the special slips construction makes down-jarring more stable and larger service. It can adopt the new special material for higher property and safety. It can be used for directional hole, deep hole and so on.

Specifications

 Model  O.D. mm(in)  I.D. mm(in)  Connection  Max. Upward Jarring force kN(lbf)  Max. Downward jarring force kN(lbf)  Max working Load kN(lbf) Tensie Yield Strength kN(lbf)  Max.Working Torgue kN.m(lbf.ft) Torsional Yield Strength kN.m(lbf.ft)  length mm(in)
YJ165HM 165(6-1/2) 57.2(2-1/4) NC50 700(156000) 350(78000) 2000(450000) 3750(843000) 25(18000) 75(55000) 9000(354-5/16)
YJ203HM 203(8) 71.4(2-13/16) 6 5/8REG 1000(225000) 450(100000) 2800(630000) 6650(1495000) 35(25800) 145(100000) 9000(354-5/16)

  • Previous:
  • Next:

  • Write your message here and send it to us