Provide Φ 89 Drill Collar

Model:	Φ89
Brand:	WEIGAO
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Metal Mineral
Label:	drill collar , Φ 89 Drill Collar , drill collar factory
Price:	US $1500 / pc
Min. Order:	1 pc

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Product Description

Petroleum Drill Collar

1.Standard: API Spec 7-1

2.Material: AISI 4145 H Modified Alloy Steel

3.Export Percentage: 95%

4.Supply Ability: 1000 pieces per month
5. Main Market: Middle East, North America, Europe
6. Delivery time: 10 days in stock, 30 days after advance payment
FACTORY DERICTLY!!

Generally Introduction:

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. WEIGAO brand drill collars are manufactured strictly from API Spec7-1 and SY5411 standard.

Types of Drill Collar we offer:

1. Api spiral drill collar

2. Slick drill collar

3. Non-magnetic drill collar

Detailed Specification:

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