Drill Collar

Model:	Drill Collar
Brand:	TianHe
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Piping Tubing
Label:	Drill Collar , Drill Collar , Non-magnetic
Price:	-
Min. Order:	-

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Member Information

TianHe Oil Group HuiFeng petroleum equipments Co.,Ltd

Free MemberChina

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Last Online:20 Feb, 2023

Product Description

Drill Collar

Drill Collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole track by large rigidity. TIANHE brand drill collars are manufactured strictly from API Spec7-1 and SY5411 standard.

Technical specifications and parameters

Drill Collar Number	O.D.		I.D.		Length (mm)	Bevel Diameter	Ref bend g Strength ratio
Drill Collar Number	(mm)	(in)	(mm)	(in)	Length (mm)	Bevel Diameter	Ref bend g Strength ratio
NC23-31	79.4	3 1/8	31.8	1 1/2	9150	76.2	2.57:1
NC26-35(2 3/8 IF)	88.9	3 1/2	38.1	1 1/2	9150	82.9	2.42:1
NC31-41(2 7/8 IF)	104.8	4 1/8	50.8	2	9150	100.4	2.43:1
NC35-47	120.6	4 3/4	50.8	2	9150	114.7	2.58:1
NC38-50(3 1/2 IF)	127.0	5	57.2	2 1/4	9150	121.0	2.38:1
NC44-60	152.4	6	57.2	2 1/4	9150 & 9450	144.5	2.49:1
NC44-60	152.4	6	71.4	2 13/16	9150 & 9450	144.5	2.84:1
NC44-62	158.8	6 1/4	57.2	2 1/4	9150 & 9450	149.2	2.91:1
NC46-62(4IF)	158.8	6 1/4	71.4	2 13/16	9150 & 9450	150.0	2.63:1
NC46-65(4IF)	165.1	6 1/2	57.2	2 1/4	9150 & 9450	154.8	2.76:1
NC46-65(4IF)	165.1	6 1/2	71.4	2 13/16	9150 & 9450	154.8	3.05:1
NC46-67(4IF)	171.4	6 3/4	57.2	2 1/4	9150 & 9450	159.5	3.18:1
NC50-67(4 1/2 IF)	171.4	6 3/4	71.4	2 13/16	9150 & 9450	159.5	2.37:1
NC50-70(4 1/2 IF)	177.8	7	57.2	2 1/4	9150 & 9450	164.7	2.54:1
NC50-70(4 1/2 IF)	177.8	7	71.4	2 13/16	9150 & 9450	164.7	2.73:1
NC50-72(4 1/2 IF)	184.2	7 1/4	71.4	2 13/16	9150 & 9450	169.5	3.12:1
NC56-77	196.8	7 3/4	71.4	2 13/16	9150 & 9450	185.3	2.70:1
NC56-80	203.2	8	71.4	2 13/16	9150 & 9450	190.1	3.02:1
6 5/8 REG	209.6	8 1/4	71.4	2 13/16	9150 & 9450	195.7	2.93:1
NC61-90	228.6	9	71.4	2 13/16	9150 & 9450	212.6	3.17:1
7 5/8 REG	241.3	9 1/2	76.2	3	9150 & 9450	223.8	2.81:1
NC70-97	247.6	9 3/4	76.2	3	9150 & 9450	232.8	2.57:1
NC70-100	254	10	76.2	3	9150 & 9450	237.3	2.81:1
8 5/8 REG	279.4	11	76.2	3	9150 & 9450	266.7	2.84:1

All technical specifications and parameters only provides for reference.

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Send Inquiry to this Member

TianHe Oil Group HuiFeng petroleum equipments Co.,Ltd

43 west diming ST,mudanjiang city,heilongjiang province,PRC-China

Phone:: 86-453-5979993

Fax:: 86-453-6531608

Contact:: dean (mp)

Mobile:: 0086-453-13514598160

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