API Spiral / Slick / Non Magnetic Drill Collar for Heavy-Duty Drilling Applications

• Customization: Available
• Customized: Customized
• Surface Treatment: Spray
• Model NO.: Drill Collar
• Type: Non-magnetic Drill Collar
• Standard: API
• Usage: Oil Mining, Well Drilling
• Material: High Manganese Steel
• Weight (Kg): 500
• Working Process: Machining
• Size: 2 3/8-10 3/4′′
• Color: Red
• Appearance: Smooth
• Warranty of Core Components: 1 Year
• Item: API Oil
• Video Outgoing-Inspection: Provided
• Applicable Industries: Energy & Mining
• Marketing Type: New Product 2020
• Core Components: Engine
• Advantage: Prices
• Product Name: Q2 3/8-10 3/4-35 Workover Rig Tong for Oil Field
• Application: Oil Field
• Machinery Test Report: Provided
• Transport Package: Plywood Case
• Specification: Drill Collar
• Trademark: Goldenman
• Origin: China
• HS Code: 843143
• Production Capacity: 10000 Set/Sets Per Month
• Package Size: 75.00cm * 70.00cm * 60.00cm
• Package Gross Weight: 3000.000kg

Product Description

DRILL COLLAR

 

 

 

 

 

 

1. Material of API 7-1 Non-Magnetic Drill Collar Slick Drill Collar OD 79.4mm to 279.4mm: 4145H/4145H mod or Non-magnetic. Experience the superior quality of our drill collars crafted with the robust 4145H/4145H mod or non-magnetic material, ensuring unparalleled performance in the toughest drilling conditions.
2. Standard: API7-1, NS-1. Adhering to the rigorous API7-1 and NS-1 standards, our drill collars promise exceptional reliability and adherence to industry benchmarks.
A. Slick Drill Collar
Note: Drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can deliver the essential bit weight, placing the drill pipe under the perfect tension for optimal performance.
keep drill bit centralized and hole track by large rigidity. The Drill collar are manufactured strictly from API Spec7-1 and The drill collar ensures centralized drilling and maintains the hole track thanks to its high rigidity. Meticulously crafted to meet API Spec7-1 and
SY5411 standard. Precisely engineered in compliance with the SY5411 standard, offering unparalleled quality and performance.
B. Spiral Drill Collar
Note: Spiral drill collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from diffirential The spiral design significantly minimizes contact area with the hole, effectively preventing bit sticking caused by differential
pressure. The drill collars are manufactired strictly according to API Spec7-1 and Standard SY5144. pressure. Manufactured with strict adherence to API Spec7-1 and Standard SY5144, ensuring high performance and reliability.
C. Spiral Drill Collar With Elevator Groove And Slip Groove
Note: Elevator groove and slip groove made on box thread face of slick drill collar or spiral drill collar can be used as lifting The addition of elevator and slip grooves on the box thread face of both slick and spiral drill collars provides versatile lifting
sub and safety slip when trip out. The technical parameters for elevator groove and slip groove is as per API SPEC7-1. Hardbanding is optional at customers' requests. sub functions and enhanced safety slips during trips. All grooves are designed in accordance with API SPEC7-1. Optional hardbanding is available upon customer request.
D. Non-magnetic Drill Collar
The as cold rooled finish on both ID and OD surface with unique technical process strengthen the structure and ensures the tools with optimal resistance to stress,corrosion,cracking and the mechanical performance is greatly enganced. The cold-rolled finish on both the ID and OD surfaces, achieved through our unique technical process, fortifies the structure, offering optimal resistance to stress, corrosion, and cracking. This significantly enhances the mechanical performance of the tool.
High Quality API 7-1 NS-1 Non-Magnetic Drill Collar. Experience the excellence of our high-quality API 7-1 NS-1 Non-Magnetic Drill Collar, crafted to deliver superior performance in demanding drilling applications.
Specifications for API 7-1 Non-Magnetic Drill Collar Slick Drill Collar OD 79.4mm to 279.4mm. Detailed Specifications: Our API 7-1 Non-Magnetic Drill Collar and Slick Drill Collar range from OD 79.4mm to 279.4mm, offering tailored solutions to meet diverse drilling needs.

 

 

 

 

Connections	OD mm	ID mm	Length mm
NC23-31	79.4	31.8	9150
NC26-35	88.9	38.1	9150
NC31-41	104.8	50.8	9150 or 9450
NC35-47	120.7	50.8	915 or 9450
NC38-50	127.0	57.2	9150 or 9450
NC44-60	152.4	57.2	9150 or 9450
NC44-60	152.4	71.4	9150 or 9450
NC44-62	158.8	57.2	9150 or 9450
NC46-62	158.8	71.4	9150 or 9450
NC46-65	165.1	57.2	9150 or 9450
NC46-65	165.1	71.4	9150 or 9450
NC46-67	171.4	57.2	9150 or 9450
NC50-67	171.4	71.4	9150 or 9450
NC50-70	177.8	57.2	9150 or 9450
NC50-70	177.8	71.4	9150 or 9450
NC50-72	184.2	71.4	9150 or 9450
NC56-77	196.8	71.4	9150 or 9450
NC56-80	203.2	71.4	9150 or 9450
6 5/8REG	209.6	71.4	9150 or 9450
NC61-90	228.6	71.4	9150 or 9450
7 5/8REG	241.3	76.2	9150 or 9450
NC70-97	247.6	76.2	9150 or 9450
NC70-100	254.0	76.2	9150 or 9450
8 5/8REG	279.4	76.2	9150 or 9450