API 7-1 Non-Magnetic Drill Collar for Precision Drilling Solutions

• 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: Utilizing high-grade 4145H/4145H mod or Non-magnetic materials ensures superior durability and reliability.
2. Standard: API7-1, NS-1. Certified to meet the highest industry standards, ensuring unparalleled performance and safety.
A. Slick Drill Collar
Note: The drill collar is meticulously engineered to provide essential bit weight, enabling the drill bit to function optimally while maintaining drill pipe tension. Its primary role is crucial in effective drilling operations.
With its large rigidity, it maintains drill bit centralization and precise hole tracking. Every piece is crafted in strict adherence to API Spec7-1 and SY5411 standards, ensuring unmatched quality and precision.
SY5411 standard.
B. Spiral Drill Collar
Note: The spiral drill collar's innovative design reduces contact area, efficiently preventing bit sticking caused by differential pressure. This ensures a seamless and efficient drilling process.
Manufactured with unwavering precision, adhering strictly to API Spec7-1 and Standard SY5144, the spiral drill collars guarantee optimal performance and reliability.
C. Spiral Drill Collar With Elevator Groove And Slip Groove
Note: Featuring an elevator groove and slip groove on the box thread face, both slick and spiral drill collars can double as lifting subs and safety slips during trip out. This multifunctional feature enhances operational safety and efficiency.
The technical parameters for these grooves adhere to API SPEC7-1, and optional hardbanding can be added upon customer request to meet specific operational needs.
D. Non-magnetic Drill Collar
Through a unique technical process, the cold rolled finish on both ID and OD surfaces fortifies the structure, providing exceptional resistance to stress, corrosion, and cracking, thus significantly enhancing mechanical performance.
High Quality API 7-1 NS-1 Non-Magnetic Drill Collar: Combining advanced technology and rigorous testing standards for unmatched quality.
Specifications for API 7-1 Non-Magnetic Drill Collar Slick Drill Collar OD 79.4mm to 279.4mm: Designed to cater to diverse and demanding drilling environments, ensuring optimal performance.

 

 

Specification

 

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