Specifications

1drill pipe tool joints
2.Material: AISI 4137 premium alloy steel
3Upset style: EU, IEU or IU
Size: 2 3/8" ~ 6 5/8" drill p

 Tool joint (drill pipe)

Material: AISI 4137 premium alloy steel
Upset style: EU, IEU or IU
Application: 2 3/8" ~ 6 5/8" dill pipes

 

All connections are phosphatized, coated with lubricant and provided with thread protectors. All tool joints should be inspected at full length by fluorescence magnetic particle and ultrasonic method. Tool joints are for pipes from 2 3/8" to 6 5/8", grade is E 75, G 105 and S 135; upset style is EU, IEU or IU.

Tool joint connection	DP nominal weight lb/ft	Steel grade	O.D.(in)	I.D.(in)	Pin tong space(in)	Box tong space(in)	Pin/Box bevel diameter(in)
NC31	10.4	G105	4 1/8	2	7	9	3 61/64
		S135	4 3/8	1 5/8	7	9	3 61/64
NC38	13.3	G105	5	2 7/16	8	10 1/2	4 37/64
		S135	5	2 1/8	8	10 1/2	4 37/64
NC46	16.6	X95	6 1/4	3	7	10	5 23/32
		G105	6 1/4	3	7	10	5 23/32
		S135	6 1/4	2 3/4	7	10	5 23/32
NC50	19.5	X95	6 5/8	3 1/4	7	10	6 1/16
		G105	6 5/8	3 1/4	7	10	6 1/16
		S135	6 5/8	2 3/4	7	10	6 1/16