Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Supply Ability | 100000 pcs per month |
| Delivery Time | Within 8 days after deposit |
| Packaging Details | Pallet or wooden case |
| Size | 4 1/8"~10" |
| Steel Grade | 4145H |
| Thread Type | NC , REG |
| Processing Type | Casting |
| Brand Name | TR Solids Control |
| Model Number | TRDT |
| Certification | API 7-1 Certificate, ISO Certificate |
| Place of Origin | Xi'an China |
View Detail Information
Explore similar products
Casing Wire Rope 890kN Hydraulic Hoist Traveling Block
Self Cleaning Well Drilling 35Mpa API 5CT Drill Spare Parts
Downhole Drilling Taper Tap API Drill Spare Parts
Hydraulic Hoist 900KN Oilfield Drilling Block Hook
Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union | Supply Ability | 100000 pcs per month |
| Delivery Time | Within 8 days after deposit | Packaging Details | Pallet or wooden case |
| Size | 4 1/8"~10" | Steel Grade | 4145H |
| Thread Type | NC , REG | Processing Type | Casting |
| Brand Name | TR Solids Control | Model Number | TRDT |
| Certification | API 7-1 Certificate, ISO Certificate | Place of Origin | Xi'an China |
| High Light | Spiral Collar Drill Spare Parts ，9150mm Drill Spare Parts ，Casting Drill Spare Parts | ||
Drill Rig Tools API 7-1 Sprial Drill Collar Length 9150mm
Product Descrption
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.
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. The drill collars are made of modified AISI 4145H chromium molybdenum alloy steel.
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.
Technical Specifications of Our Drill Collar
| Type | OD(mm) | ID(mm) | L(m) ±152.4mm d | DF(mm) ±0.4 |
NC23-31 | 79.4 | 31.8 | 9.14 | 76.2 |
| NC26-35 | 88.9 | 38.1 | 9.14 | 82.9 |
| NC31-41 | 104.8 | 50.8 | 9.14or9.45 | 100.4 |
| NC35-47 | 120.6 | 50.8 | 9.14or9.45 | 114.7 |
| NC38-50 | 127 | 57.2 | 9.14or9.45 | 121 |
| NC44-60 | 152.4 | 57.2 | 9.14or9.45 | 144.5 |
| NC44-60 | 152.4 | 71.4 | 9.14or9.45 | 144.5 |
| NC46-62 | 158.8 | 57.2 | 9.14or9.45 | 149.2 |
| NC46-62 | 158.8 | 71.4 | 9.14or9.45 | 150 |
| NC46-65 | 165.1 | 57.2 | 9.14or9.45 | 154.8 |
| NC46-65 | 165.1 | 71.4 | 9.14or9.45 | 154.8 |
| NC46-67 | 171.4 | 57.2 | 9.14or9.45 | 159.5 |
| NC50-70 | 177.8 | 57.2 | 9.14or9.45 | 164.7 |
| NC50-70 | 177.8 | 71.4 | 9.14or9.45 | 164.7 |
| NC50-72 | 184.2 | 71.4 | 9.14or9.45 | 169.5 |
| NC56-77 | 196.8 | 71.4 | 9.14or9.45 | 185.3 |
| NC56-80 | 203.2 | 71.4 | 9.14or9.45 | 190.1 |
| 6-5/8REG | 209.6 | 71.4 | 9.14or9.45 | 195.6 |
| NC61-90 | 228.6 | 71.4 | 9.14or9.45 | 212.7 |
| 7-5/8REG | 241.3 | 76.2 | 9.14or9.45 | 223.8 |
| NC70-97 | 247.6 | 76.2 | 9.14or9.45 | 232.6 |
| NC70-100 | 254 | 76.2 | 9.14or9.45 | 237.3 |
| 8-5/8REG | 279.4 | 76.2 | 9.14or9.45 | 266.7 |
| NC50-67 | 171.5 | 71.4 | 9.14or9.45 | 159.5 |
Mechanical Property Of TR Drill Collar
OD Size | Yield Strength σ0.2 Mpa(psi) | Tensile Strength σb Mpa(psi) | Elongation δ4% | Reduction of area % | Reduction of area % |
3-1/8~6-3/4 | ≥758 -110,000 | ≥827 -120,000 | ≥18 | 50 | ≥50 |
| 7~10 | ≥689 -100,000 | ≥758 -110,000 | ≥20 |
Through efforts of our staff, our products have already been exported to South America, Africa, Southeast Asia, Middle East and some other countries & regions. With superior quality, competitive price, prompt feedback and professional service. We have established excellent relationship with our customers, and is already been the supplier assigned by some customers. Our company takes "be your sincere procurement partner with superior quality, competitive price and excellent service " as our mission. We are striving and aiming to be one of the most professional oilfield equipment suppliers in China. We sincerely welcome customers and friends in domestic and abroad to create a prosperous future with us.
Competitive Advantages
1. We offer high quality products at competitive price.
2. Shortest delivery time.
3. Flexible payment terms.
4. Timely after-sale service.
5. Most of our equipment can be replaceable with international brands.
6. Our products have been exported to Argentina, Egypt, US, Australia, Romania, Pakistan, Dubai, Abu Dhabi, Iran, India, Indonesia, Vietnam, Malaysia and many other countries.
Company Details
Business Type:
Manufacturer
Year Established:
2010
Total Annual:
40 Million-50 Million
Employee Number:
350~450
Ecer Certification：
Verified Supplier
Xi'An TianRui Petroleum Machinery Equipment Co.,Ltd. (For short: TR Solids Control) is a professional manufacturer of solids control equipment and mud recovery system, located in Xi'an City, China. Since 2010, TR Solids Control focused on the development and production of... Xi'An TianRui Petroleum Machinery Equipment Co.,Ltd. (For short: TR Solids Control) is a professional manufacturer of solids control equipment and mud recovery system, located in Xi'an City, China. Since 2010, TR Solids Control focused on the development and production of...
Get in touch with us
Leave a Message, we will call you back quickly!