Non-Magnetic Drill Collar API 7-1 Nc38 for Enhanced Performance

• Customization: Available
• Customized: Customized
• Surface Treatment: Spray
• Model NO.: Drill Collar
• Type: Non-magnetic Drill Collar
• 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
• 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 Excellence: Our API 7-1 Non-Magnetic Drill Collar, available in both Slick and Spiral designs, features a robust OD range of 79.4mm to 279.4mm, crafted from high-grade 4145H/4145H modified steel or premium non-magnetic materials.
2. Uncompromising Standards: Adhering to the strictest industry benchmarks, our drill collars meet API7-1 and NS-1 standards, ensuring top-notch reliability and performance.
A. Slick Drill Collar
Note: Our drill collars are engineered to deliver optimal bit weight, ensuring the drill pipe remains in tension. Particularly, the drill collar's robust construction is designed to
maintain drill bit centralization and precise hole tracking due to its exceptional rigidity. Each collar is meticulously manufactured in compliance with API Spec7-1,
and SY5411 standards, guaranteeing superior quality and durability.
B. Spiral Drill Collar
Note: The innovative design of our spiral drill collars minimizes contact area with the borehole, effectively preventing bit sticking caused by differential
pressure. The collars are crafted following strict API Spec7-1 and SY5144 standards to ensure unmatched reliability.
C. Spiral Drill Collar With Elevator Groove And Slip Groove
Note: Featuring precision-engineered elevator and slip grooves on the box thread face, our slick and spiral drill collars serve as efficient lifting
subs and safety slips during tripping. These features are crafted to adhere to API SPEC7-1 technical parameters, with optional hardbanding available upon customer request.
D. Non-magnetic Drill Collar
Our non-magnetic drill collars boast a cold-rolled finish on ID and OD surfaces, enhanced by a proprietary technical process that fortifies structural integrity and offers superior
High Quality Assurance: API 7-1 NS-1 Non-Magnetic Drill Collars deliver outstanding resistance to stress, corrosion, and cracking, alongside significantly improved mechanical performance.
Full Specifications: API 7-1 Non-Magnetic Drill Collar Slick Drill Collar, available in OD range of 79.4mm to 279.4mm, epitomizes precision and excellence.

 

 

 

 

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