API P550 P530 Nmdc 6-3/4′′ Slick Non Magnetic Drill Collar

• Customization: Available
• After-sales Service: 12 Months
• Warranty: 12 Months
• Model NO.: 203mm P550
• Manufacturing Process: Forging
• Surface Treatment: Polishing
• Operation Pressure: Atmospheric Pressure
• Material: P530
• Certificate: API
• Application: Energy & Mining
• Place of Origin: Shandong, China
• Product Name: Non-Magnetic Drill Collar
• Transport Package: Shortsteel
• Specification: 4 1/2"-20"
• Trademark: YCPT Yacheng
• Origin: Shandong China
• HS Code: 8431431000
• Production Capacity: 1000
• Package Size: 9000.00cm * 50.00cm * 50.00cm
• Package Gross Weight: 500.000kg

Product Description

 

Product Description

 

 

Recommended Product

 

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 keep drill bit centralized and hole track by large rigidity. The Drill collar are manufactured strictly from API Spec7-1 and SY5411 standard.

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 pressure. The drill collars are manufactired strictly according to API Spec7-1 and Standard SY5144

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 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.

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.

 

 

Advantages of Drill Collar Production Process

In the process of heat treatment, the drill collar has added a special normalizing process, which makes the thread part grain more refined, enhances the drill collar thread strength, and effectively improves the service life of the drill collar.

 

Sreel Mark	Chemical Composition %
	C	Si	Mn	P	S	Cr	Mo	Cu	Al
4145H	0.42~0.48	0.15~0.35	0.90~1.20	≤0.03	≤0.03	0.90~1.20	0.15~0.25	≤0.2	0.025~0.045
Other Elements:N≤0.015,Ni≤0.5

 

Drill Collar Mechanical Performance
Drill Collar Outside Diameter Range		Yield Strength		Tensile Strength		Elongation A%	HB	Charpy Impact Akv J
mm	in	MPa	Psi	MPa	Psi
79.4~171.4	3-1/8~6-3/4	≥758	≥110000	≥965	≥140000	≥13	285~341	≥54
177.8~279.4	7~11	≥689	≥100000	≥930	≥135000	≥13	285~341	≥54
Under special conditions, the impact work of the charpy can be determined as greater than 70J according to the supply and demand

 

 

 

Packaging & Shipping

1) About Packing

Inner packing: white box, color boxes (upon request), Outer packing: cartons or pallets

2) Terms of payment:

We accept T/T,L/C

3)Terms of Shipment:

About 30 days after receiving the advance payment,or according to both parties agreement
4)Ports of shipment:

Tianjin,Qingdao, shanghai or other required Port, by sea or air

5)Guarantee:

One year since delivery.

6)Inspection:

100% testing before delivery.

Company Profile

Shandong Yacheng Petroleum Technology Co.,Ltd.(YCPT) is located in the second largest oilfield in Dongying city. We are the subsidiary of Xincheng Petroleum of Xincheng Petroleum Group,which was founded since 2003. We are first class supplier in vendor list of CNPC,and CNOOC,and member of CCOIC, CCPIT and so on.

We have 19 years of experience in research,development and manufacturing of oil drilling equipment and drilling string, We have professional sales and after-sales service teams We are committed to develop, manufacture and supply of oilfield equipment, like oil and gas Gate Valve, Mud Pump and Spare Parts, Handling Tools,Drilling String, Well Control Equipments.

We have established a complete quality control system, all products & equipment manufactured as per international standard ISO 9001 and API standard. Based on our talented experienced technician team and sincerely marketing strategy, we have exported our products to more than 30 countries. The positive feedback from our clients are encouraging us to do much better and more strict on self-requirement. We will continue to provide quality products with favorable prices to all customers!

Welcome to Dongying city and visit our company. Let's open the delightful business cooperation!

FAQ

1. who are we?
We are based in Shandong Province, China, start from 2016,sell to Eastern Europe(17.00%),Mid East(16.00%),Southeast Asia(16.00%),South America(15.00%),North America(14.00%),Eastern Asia(10.00%),Western Europe(8.00%),Oceania(2.00%),Africa(2.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
API 6A Gate Valve / Mud Pump Spare Parts / Handling Tools / Drilling String / API 16A Well Control Equipments

4. why should you buy from us not from other suppliers?
we have been exporting drill pipe, handing tools,mud pump parts and well control equipments to well-known oil service companies in the world .

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,FCA,CPT,Express Delivery;
Accepted Payment Currency:null;
Accepted Payment Type: T/T,L/C,Credit Card,PayPal,Western Union,Cash;
Language Spoken:English,Chinese,Russian.