Home > Products > Drilling Tools > NC23-31 Drill Collar
NC23-31 Drill Collar
- 5000 Piece / Pieces per Month
- Shanghai Tianjin Qingdao
- T/T Credit Card PayPal
Product Details
| Place of Origin: | Shandong, China | Brand Name: | Sinotai | Model Number: | NC23-31 |
| Type: | Other, Reverse Circulation Junk Magnets | Machine Type: | Drilling Equipment | Certification: | API |
| Material: | Stainless Steel | Processing Type: | Forging | Use: | Well Drilling |
Packaging Details
standard
Product Description
Specifications
1.NC23-31 Drill Collar2.Easy operation
3.API standard
4.AISI 4145H modified steel
NC23-31 Drill Collar
1. Drill collars are manufactured from AISI 4145H modified steel, and are supplied in the "as rolled" surface finish condition. Alternative surface finishes are available.
2.Drill collars are trepanned and drifted to API Spec 7-1. Full-length heat-treatment processes ensure that mechanical properties meet or exceed API Spec 7-1 requirements.
3.A hardness range of 285-341, Brinell hardness and Charpy "V" notch minimum impact strength of 40 ft-lb at 70 F are guaranteed one inch below the surface.
The main technical performance and specification for drill collar:
Model of connection | OD | ID | Length mm | DFmm | Bending Strength Ratio | ||
| mm | in | mm | in |
|
|
|
NC23-31 | 79.4 | 3 1/8 | 31.8 | 1 1/4 | 9150 | 76.2 | 2.57:1 |
NC26-35(2 3/8IF) | 88.9 | 3 1/2 | 38.1 | 1 1/2 | 9150 | 82.9 | 2.42:1 |
NC31-41(2 7/8IF) | 104.8 | 4 1/8 | 50.8 | 2 | 9150 | 100.4 | 2.43:1 |
NC35-47 | 120.7 | 4 3/4 | 50.8 | 2 | 9150 | 114.7 | 2.58:1 |
NC3850(3 1/2IF) | 127.0 | 5 | 57.2 | 2 1/4 | 9150 | 121.0 | 2.38:1 |
NC44-60 | 152.4 | 6 | 57.2 | 2 1/4 | 9150 or 9450 | 144.5 | 2.49:1 |
NC44-62 | 158.8 | 6 1/4 | 57.2 | 2 1/4 | 9150 or 9450 | 149.2 | 2.91:1 |
NC46-62(4IF) | 158.8 | 6 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 150.0 | 2.63:1 |
NC46-65(4IF) | 165.1 | 6 1/2 | 57.2 | 2 1/4 | 9150 or 9450 | 154.8 | 2.76:1 |
NC46-65(4IF) | 165.1 | 6 1/2 | 71.4 | 2 13/16 | 9150 or 9450 | 154.8 | 3.05:1 |
NC46-67(4IF) | 171.4 | 6 3/4 | 57.2 | 2 1/4 | 9150 or 9450 | 159.5 | 3.18:1 |
NC50-67(4 1/2IF) | 171.4 | 6 3/4 | 71.4 | 2 13/16 | 9150 or 9450 | 159.5 | 2.37:1 |
NC50-70(4 1/2IF) | 177.8 | 7 | 57.2 | 2 1/4 | 9150 or 9450 | 164.7 | 2.54:1 |
NC50-70(4 1/2IF) | 177.8 | 7 | 71.4 | 2 13/16 | 9150 or 9450 | 164.7 | 2.73:1 |
NC50-72(4 1/2IF) | 184.2 | 7 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 169.5 | 3.12:1 |
NC50-77 | 196.8 | 7 3/4 | 71.4 | 2 13/16 | 9150 or 9450 | 185.3 | 2.70:1 |
NC50-80 | 203.2 | 8 | 71.4 | 2 13/16 | 9150 or 9450 | 190.1 | 3.02:1 |
Skype: sally_sinotai
Mob: 86-15154675163
Company Profile
As a professional supplier of OCTG, drilling equipment and workover service, Sinotai Petroleum Equipment Co., Ltd. lies in the production base of petroleum equipment and China's second largest oil field --Shengi Oilfield. Our company is a high-tech enterprise in Dongying City with business scope covering the sale, trading, post-sale service and technological development of a wide variety of petroleum equipment.
Besides OCTG, we provide our customers with other drilling and oil recovery equipment like fishing tools, cementing tools, workover rigs, pumping units and OCTG accessories.
The striving target of our company is "Prestige first, Quality supreme; The shortest delivery time, The lowest price, The best quality". Customers' needs are our first priority and customer satisfaction is the bottom line by which we measure our success.
Contact Us
- Sinotai Petroleum Equipment Co., Ltd.
- Contact nameHerish Kuo
- Phone86-546-8300512
- AddressNo. 107, Bldg. 45, Gaoerfu, Wanda, Dongcheng
-
CZT series casing and tubing coupling bucking units
-
8 5/8REG Drill Collar
-
CZT oilfield make-up and breaking-out machine
-
CZT series oilfield bucking units (2-3/8"-11-2/5" pipes)
-
Drill Pipe
-
API Drill Pipe
-
Oilfield Drill Pipe
-
HOT!!! Oilfield API Drill Pipes
-
HOT!!! 2 7/8 Drill Pipe
-
HOT!!! 3-1/2 Drill Pipe
-
API handle tools_Q2 3/8-10 3/4-27WWC Manual Tongs
-
API Manual Tongs
Recommended Products
- Hot Sale 3 Axis CNC Wood Router CNC Router 4x8 Machine cnc router machine 1325 1530 2030 With Vacuum Table
- New Materials 1325 Cnc Wood Router Machine 1530 Wood Router Cnc Machine 2030 cnc router machine For Sale
- Multi Wire Drawing Machine for 8 wires
- High Speed Two Wires Drawing Machine
- Baler Parts 987770 pick up band For Claas 2100 2200 1100 3200 baler machine
- Baler knotter Parts Clamping plate support 000083 For Claas baler machine
- Baler knotter Parts 0008166673 pinion For Claas 2100 2200 1100 baler machine
- Baler knotter Parts Eccentric 853054.0 For Claas 2100 2200 1100 baler machine
- Baler knotter Parts Finger clamp 000816652 For Claas 2100 2200 1100 baler machine
- Daikin thermistor 1370283 3PY00312-1
- China QY25K-II truck crane for construction 25 ton lifting crane for truck fast delivery in stock truck crane
- 330102-00-12-10-02-05 Proximity Probes 330101-00-08-20-12-05 330103-00-05-90-02-05 330901-00-15-05-02-05 330901-00-12-05-02 Bently Nevada Proximity Probe 21504-00-40-10-02 330104-02-19-10-01-00 330101-12-30-10-02-05
Find Similar Products By Category
- Machinery > Energy & Mineral Equipment > Mining Machinery > Mining Machine Parts
- Buy on GoldSupplier.com
- How to Buy
- Browse by Catagories
- Browse by Hot Regoins
- Private Sourcing Events
- Sell on GoldSupplier.com
- How to Sell
- Post Products
- Manage Products
- Manage Groups
- Services
- Latest Sourcing Requests
- Product Update
- Companies of Today
- GoldSupplier.com Mobile Site
- B2B Articles
- About
- About Us
- Link to Us
- Contact Us
- Sitemap
- Please Enter your Email Address
- Please enter the content for your inquiry.
We will find the most reliable suppliers for you according to your description.
Send Now-
Herish Kuo
Welcome to my shop! Glad to serve you!Please send your question!
Your message has exceeded the limit.
Your message has exceeded the limit.
-
-
Your inquiry content must be between 20 to 5000 characters.Send Now.
-
Please input the mailbox.
-