API 7-1 Non Magnetic Spiral Drill Collar

API 7-1 Non Magnetic Spiral Drill Collar

USD $200 - $600 /Ton

Min.Order:10 Tons

Supply Ability:
50 Ton / Tons per Month
Port:
Tianjin
Payment Terms:
T/T D/P D/A

Quick Details View All >

Place of Origin:
Hebei, China
Brand Name:
Lockheed
Model Number:
api 7-1 spiral drilling collar
Type:
Other, Drill Collar, api 7-1 spiral drilling collar
Machine Type:
Other, Drilling Equipment, drilling tool
Certification:
API

Cangzhou Lockheed Petroleum Machinery Co., Ltd.

Business Type: Trading Company
Cangzhou Hebei China
Main Products: tricone bit ,PDC drill bit ,hole opener ,single bit ,manual tong

Product Details

API 7-1 Non Magnetic Spiral Drill Collar   

 
Product Description

api 7-1 spiral drilling collar
1.Reliable bearing
2.reasonable price
3.quality assurance
4.Many models

 

Descriptions of api 7-1 spiral drilling collar   

1) Standard: API 7-1
2) Size: 3 1/8"--11"
3) Length: 10'--31'
4) Material:  AISI 4145H,AISI4145H mod, Mon-mag material   

 

The spiral drill collars are made of 4145H modified chromium-molybdenum alloy steel according to API Spec.7 and SY/T5144.All threads can be phosphated, copperized or cold worked.All threads are machined with CNC Lathed-Double-shouldered and a special thread, the max diameter of drill collar is 14 inch.

 

The details of api 7-1 spiral drilling collar

1. Material: Non magnetic steel 

2. Shape: It is the round pipe with smooth surface and thick wall, and the both ends are machined screw 

thread for connection. 

3. Use: It is mainly used for the inspection in the process of petroleum drilling. 

4. Standard: API Spec 7-1 or SY/T5144 Standard. 

5. Inspection&Test: When producing, traceability are maintained from the receipt of raw material to completion of final products, and serial numbers are die-stamped on each workpiece body. During each manufacturing process, inspection and test are performed. 

6. Magnetic permeability(MPS=1×105/4∏A/m) 

 1). Average: Ur<1.010. 

 2). Magnetic Field Gradient: ΔB≤0.05μT

 

Main specifications of api 7-1 spiral drilling collar

OD

 

Depth of cut

mm

 

±25.4

Pitch

mm

B

Depth of cut

mm

mm

in

98.4

3 7/8

4.0±0.79

914

 

101.6~111.1

4~4 3/8

4.8±0.79

914

114.3~130.2

4 1/2~5 1/8

5.6±0.79

965

133.4~146.1

5 1/4~5 3/4

6.4±0.79

1067

149.2~161.9

5 7/8~6 3/8

7.1±1.59

1067

165.1~177.8

6 1/2~7

7.9±1.59

1168

181.0~200.0

7 1/8~7 7/8

8.7±1.59

1626

5.6±0.79

203.2~225.4

8~8 7/8

9.5±1.59

1727

6.4±0.79

228.6~250.8

9~9 7/8

10.3±2.37

1829

7.1±1.59

254.0~276.2

10~10 7/8

11.1±2.37

1930

7.9±1.59

279.4

11

11.9±2.37

2037

8.7±1.59

Note:spiral drill collars has spiral grooves, right hand, well distributes

 

api 7-1 spiral drilling collar

API 7-1 Non Magnetic Spiral Drill Collar 

 

 API 7-1 Non Magnetic Spiral Drill Collar

 
Packaging & Shipping

Packing: Iron shelves or others suited seashipment  

API 7-1 Non Magnetic Spiral Drill Collar

 

Shipping: By sea or by air for exporting goods. 

API 7-1 Non Magnetic Spiral Drill Collar

 

 

 

Our Services

 

1.We will keep track of each customer to get the feedback of product quality and service. And we will make an amendment according to your feedback.

2.If the product size is wrong, we will send the right one freely.

3.We guarantee the high quality. Please feel free to contact us if you found any damage. We will solve the 

problems ASAP.

4.We can provide product repair services.

   The optimal price, the best quality, the fastest speed, the best service.Your every piece of advice to us we 

will be very seriously treatment. If you have any suggestion to us, please surely tell us by mail in a timely 

manner You are not just a visitor, but our partner in common progress. 

Sincerely hope to cooperate with you. 

 
Company Information

 

API 7-1 Non Magnetic Spiral Drill Collar

 

Cangzhou Lockheed Drilling Equipment Parts Co., Ltd. is a professional manufacturer of drilling equipments 

and tools which is located in Hejian City, the centre of the triangle of Beijing, Tianjin and Shijiazhuang, enjoyingconvenient transportation.  

  Our products Including below three series with full model types:  

Drilling Bit: rock roller bit,tricone bit,pdc drill bit,single bit,cone bit and hole opener; 

Well head tools: manual tong,elevator,slips,stabilizer;

Workover Fishing Tools: releasing spear,junk basket, overshot,reversing sub,die collar, fishing tap etc. 

   Our staff are professional and experienced. By the hard efforts and united cooperation, we have establisheda wide sale network. Striving for excellent quality, better price and perfect service. Welcome new and old 

customers to order. 

 
FAQ

1. How to order the products? 


Answer: 
Send the inquiry with detail item description or with Model number. 
If there is no packing demand we take it as sea-way packing. 
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding. 


2. About lead time and shipping time? 


Answer : 
The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement. 
According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.

 

3.Can I expect a quality products? 


Answer : 
Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request. 

 

Welcome visit our page, any need pls feel free to contact me. 

I'm Bonnie, always at your service!

  

Contact Supplier

Ms. Victoria Yin Manager Chat Now
Telephone
86-317-3223997
Mobile
0086-13103171095
Fax
86-317-3223997
Address
Junziguan Village,Shijing Xiang,Hejian City Cangzhou,Hebei

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