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Jar Intensifier Type YJQ
Jar Intensifier Type YJQ
Model “YJQ” Hydraulic Accelerator can be used with Model YSJ Hydraulic Jar and Model CSJ Super Jar. It can be mounted above Top Jar ( It is recommended that 1~3 pieces of drill collar can be connected ) as to obtain more up-jarring. It has the advantages of compact structure, reliable sealing and high strength.
Specifications
| Model | O.D.
mm(in) |
I.D.
mm(in) |
Undraw full stroke pullimg load
kN(lbf) |
Max. Stroke
mm(in) |
Connection |
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) |
| GJ73 | 73(2-7/8) | 20(13/16) | 90～120(20000~27000) | 218(8 9/16) | 2 3/8 TBG | 300(67000) | 500(112000) | 3(2200) | 4.5(3320) | 2620(103-1/8) |
| GJ80 | 80(3-1/8) | 25.4(1) | 110～150(25000~34000) | 218(8 9/16) | 2 3/8 REG | 350(78000) | 600(135000) | 3(2200) | 6(4400) | 2845(112) |
| GJ89 | 89(3-1/2) | 28(1-1/8) | 130～180(29000~41000) | 218(8 9/16) | NC26 | 450(100000) | 700(157000) | 3.5(2600) | 7(5200) | 2760(108-11/16) |
| YJQ95 | 95(3-3/4) | 28(1-1/8) | 150～200(34000~45000) | 218(8 9/16) | NC26 | 600(135000) | 1000(225000) | 4(2950) | 8(5900) | 2760(108-11/16) |
| YJQ108 | 108(4-1/4) | 31.8(1-1/4) | 200～250(45000~54000) | 335(13 3/16) | NC31 | 600(135000) | 1000(225000) | 4(2950) | 8(5900) | 3878(152-11/16) |
| YJQ44 | 114(4-1/2) | 38.1(1-1/2) | 250～300(54000~67000) | 216(8 1/2) | NC31 | 800(180000) | 1350(303000) | 10(7400) | 20(14800) | 3422(134-3/4) |
| YJQ46Ⅱ | 121(4-3/4) | 38.1(1-1/2) | 300～350(67000~79000) | 234(9 1/5) | NC38 | 1100(247000) | 1700(380000) | 15(11000) | 27(20000) | 3254(128-1/8) |
| YJQ62 | 159(6-1/4) | 57.2(2-1/4) | 600~700(135000~157000) | 337(13 ¼) | NC50 | 1600(360000) | 3600(800000) | 25(18000) | 65(48000) | 4375(172-1/4) |
| YJQ168 | 168(6-5/8) | 57.2(2-1/4) | 600～700(135000~157000) | 338(13 1/4) | NC50 | 1600(360000) | 3600(800000) | 25(18000) | 75(55000) | 4375(172-1/4) |
| YJQ70Ⅱ | 178(7) | 60.3(2-3/8) | 700～800(157000~180000) | 320(12 3/5) | NC50 | 2400(540000) | 4400(990000) | 30(22000) | 80(59000) | 4019(158-1/4) |
| YJQ76 | 197(7-3/4) | 76.2(3) | 900~1000(202000~225000) | 341(13 7/16) | 6 5/8REG | 2650(600000) | 4000(900000) | 30(22000) | 100(74000) | 4238(166-7/8) |
| YJQ80 | 203(8) | 76.2(3) | 900~1000(202000~225000) | 341(13 7/16) | 6 5/8REG | 2800(630000) | 4900(1100000) | 35(26000) | 145(100000) | 4238(166-7/8) |
| YJQ90 | 229(9) | 76.2(3) | 1100~1200(247000~270000) | 330(13) | 7 5/8REG | 3000(670000) | 8000(1800000) | 35(26000) | 160(118000) | 4180(164.57) |
| YJQ241 | 241(9-1/2) | 76.2(3) | 1100~1250(247000~281000) | 330(13) | 7 5/8REG | 3500(780000) | 9850(2200000) | 40(29500) | 180(130000) | 4180(164-9/16) |
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