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Type AJ Safety Joint

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Type AJ Safety Joint

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Category： Drilling tool(Sub)

Key words：Drilling tool(Sub)Type AJ Safety Joint

Service Hotline：+86-513-87635480

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AJ type safety joint is a specialized joint consisting of two parts.The specialized joint takes protective effect for drilling stem in drilling ,repairing and test oil (gas)engineering,etc.It is used to treat well bottom accident and used to be on -the -way test in drilling and coring operation. It is connected to the required position of drilling stem to protect drilling stem without any influence on the normal working of drilling tool.

Technical specifications and parameters:

c	O.D. (mm)	Thread (API)	I.D.(mm)	Tensile yield load(KN)	Allowed Torque(N.m)
AJ86(3 3/8")	86	NC26(2 3/8"IF)	44	1395	9200
AJ95(3 3/4")	95	2 7/8REG	32	1536	12100
AJ105(4 1/8")	105	NC31(2 7/8"IF)	54	2205	17900
AJ121(4 3/4")	121	NC38(3 1/2"IF)	62	2612	24500
AJ146(5 3/4")	146	NC46(4"IF)	1	3802	46200
AJ159(6 1/4")	159	NC50(4 1/2"IF)	82	4938	60600
AJ178(7")	178	NC50(4 1/2"IF)	82	5568	76300
AJ203(8")	203	6 5/8"REG	101	6445	100600
AJ86(3 3/8")	229	7 5/8"REG	101	7245	100600