China Free sample for Mechanical Drilling Jar Parts - Hydraulic Shock Sub Type YJ – Gaofeng Manufacturer and Supplier

Free sample for Mechanical Drilling Jar Parts - Hydraulic Shock Sub Type YJ – Gaofeng

Short Description:

Hydraulic Shock Sub Type YJ Model “YJ” Hydraulic Shock Sub should be mounted on the drilling string near the bit, absorbing or reducing axial vibration and thrust load of the drilling string. And it has a good results for prolonging the service life of the bit and protecting the drilling tools and the surface equipment. Specifications Model O.D. mm(in) I.D. mm(in) Connection Max. Working LoadkN(lbf) Yield PullkN(lbf) Max. Working Torque kN·m(lbf·ft) Yield TorquekN·m(lbf·...

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Free sample for Mechanical Drilling Jar Parts - Hydraulic Shock Sub Type YJ – Gaofeng Detail:

Hydraulic Shock Sub Type YJ

Model “YJ” Hydraulic Shock Sub should be mounted on the drilling string near the bit, absorbing or reducing axial vibration and thrust load of the drilling string. And it has a good results for prolonging the service life of the bit and protecting the drilling tools and the surface equipment.

Specifications

Model	O.D. mm(in)	I.D. mm(in)	Connection	Max. Working LoadkN(lbf)	Yield PullkN(lbf)	Max. Working Torque kN·m(lbf·ft)	Yield TorquekN·m(lbf·ft)	Max. Working PressurekN(lbf)	Working Stroke mm(in)	Length mm(in)
YJ95	96(3-3/4)	38.1(1-1/2)	NC26	400(90000)	530(120000)	8(5900)	10(7400)	120(26000)	100(3-15/16)	2880(113-3/8)
YJ121	121(4-3/4)	38.1(1-1/2)	NC38	1500(340000)	2200(490000)	15(11000)	50(36000)	265(60000)	100(3-15/16)	4116(162)
YJ165	165(6-1/2)	50.8(2)	NC50	1600(360000)	2500(560000)	25(18000)	70(51000)	340(76000)	120(4-3/4)	3800(149-5/8)
YJ178Ⅲ	178(7)	57.2(2-1/4)	NC50	2000(450000)	2700(600000)	35(25800)	95(70000)	390(87000)	125(4-15/16)	4070(160-1/4)
YJ203Ⅲ	203(8)	68(2-11/16)	6 5/8REG	2000(450000)	2700(600000)	35(25800)	95(70000)	490(110000)	140(5-1/2)	4040(159)
YJ229Ⅲ	229(9)	71.4(2-13/16)	7 5/8REG	3000(670000)	5000(1120000)	55(40000)	200(147000)	550(120000)	140(5-1/2)	4090(161)
YJ254	254(10)	71.4(2-13/16)	8 5/8REG	3000(670000)	5000(1120000)	55(40000)	200(147000)	600(130000)	140(5-1/2)	4100(161-3/8)
YJ279	279(11)	76.2(3)	8 5/8REG	4000(900000)	6500(1460000)	60(44000)	280(206000)	600(130000)	140(5-1/2)	3620(142-1/2)
YJ305	305(12)	76.2(3)	8 5/8REG	6000(1340000)	12000(2700000)	100(74000)	600(440000)	600(130000)	150(5-7/8)	4950(194-7/8)
YJ356	356(14)	76.2(3)	8 5/8REG	8000(1800000)	19000(4270000)	150(110000)	1000(740000)	600(130000)	150(5-7/8)	4000(157-1/2)
The Rigidity Scope Above-mentioned Specification: 1.2～4.3kN/cm

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