Qyz Hydraulic Drilling Jar for Well Drilling

• After-sales Service: Yes
• Warranty: 1year
• Manufacturing Process: Casting
• Surface Treatment: Galvanized
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Model NO.: QYZ
• Transport Package: Wooden Case
• Specification: 114
• Trademark: zx
• Origin: China
• Production Capacity: 200

Product Description

Product Description

• QYZ hydraulic drilling jar integrates upward jarring with downward jarring. It is a hydraulic
  type drilling jar, which is used in all kirds of well conditicn, it generates up and down jarring
  force by lifting and releasing drill stems when the drilling tools were stuck and make sure drilling
  operation can go smoothly. This type drilling jar has some advantages like easy operation, stable
  property, safety and reliability maintenance etc.

 

Product Parameters

Normal Size mm(in)	ID d/mm	Connection API	O. D. of Drill Pipe mm(in)	O. D of End Elevate (mm)
73.0(2-7/8)	31.8	NC23	79.4(3-1/8)	111.1
	44.5	NC26	88.9(3-1/2)
88.9	54	NC31	104.8(4-1/8)	127
	50.8	NC35	120.7(4-3/4)
(3-1/2)	68.3	NC38	127.0(5)
127.0(5)	71.4	NC44	152.4(6)	168.3
			158.9(6-1/4)
		NC46	158.9(6-1/4)
	82.6		165.1(6-1/2)
			171.5(6-3/4)
		NC50	177.8(7)
			184.2(7-1/4)
		NC56	196.8(7-3/4)
			203.2(8)
	95.3	6-5/8REG	209.6(8-1/4)
		NC61	228.6(9)
		7-5/8REG	241.3(9-1/2)
		NC70	247.7(9-3/4)
			254.0(10)
		NC77	279.4(11)

Packaging & Shipping