Project Description
Seamless steel tubes standard use diamond core drilling
We specialize in the production of high-quality drill rods, core barrels, and casing tubes for diamond core drilling. Our products are designed to meet the rigorous demands of geological exploration and mining, ensuring reliability and efficiency in the most challenging conditions. With advanced manufacturing techniques and strict quality control, we deliver durable and compatible equipment that enhances drilling performance and sample integrity. Whether for shallow or deep drilling projects, our comprehensive range of drilling tools is engineered to provide superior results, making us a trusted partner in the industry.
Product Standards
Our products are meticulously manufactured to meet and exceed a variety of international standards for diamond core drilling equipment. We produce seamless steel tubes that adhere to:
– GB 3423-82: Seamless steel tubes for diamond core drilling in accordance with Chinese standards.
– YB/T 5052-1993: Seamless steel tubes specifically designed for diamond core drilling.
– ISO 10097-1 and ISO 10097-2: International standards for seamless steel tubes used in diamond core drilling.
– BS 4019-5:1999: Specifications for rotary core drilling equipment, including wireline diamond drilling equipment, System A, in metric units.
Additionally, our manufacturing processes align with the guidelines set by the Diamond Core Drilling Manufacturers Association (DCDMA), ensuring compatibility and high performance across various drilling environments. This rigorous adherence to multiple standards guarantees the reliability, durability, and efficiency of our drilling products in the most demanding applications.
Product Size
| Drilling Nominal Series | Drill Rod | Core Barrel (Outer Tube) | Core Barrel (Inner Tube) | Casing Tube | Remarks | ||||||||
| OD(mm) | WT(mm) | ID(mm) | OD(mm) | WT(mm) | ID(mm) | OD(mm) | WT(mm) | ID(mm) | OD(mm) | WT(mm) | ID(mm) | ||
| 28 | 25 | 4 | 17 | 27 | 2.25 | 22.5 | 20.5 | 1.25 | 18 | / | / | / | Conventional Core Drilling |
| 36 | 33 | 5 | 23 | 35 | 3 | 29 | 26.5 | 1.75 | 23 | 45 | 3.5 | 38 | |
| 46 | 43 | 6 | 31 | 45 | 3.5 | 38 | 35 | 2 | 31 | 58 | 4.5 | 49 | |
| 59 | 54 | 6 | 42 | 58 | 3.5 | 51 | 47.5 | 2 | 43.5 | 73 | 5 | 63 | |
| 75 | 67 | 6 | 55 | 73 | 3.75 | 65.5 | 62 | 2.75 | 56.5 | 89 | 4(5.25) | 81(78.5) | |
| 91 | 67 | 6 | 55 | 89 | 4 | 81 | 77 | 3.5 | 70 | 108 | 4.25(5.25) | 99.5(97.5) | |
| 46 | 43.5 | 4.75 | 34 | 45 | 4.5 | 36 | 31 | 2 | 27 | 58 | 4.5 | 49 | Wireline Core Drilling |
| 59 | 55.5 | 4.75 | 46 | 58 | 4.5 | 49 | 43 | 2.5 | 38 | 73 | 5 | 63 | |
| 75 | 71 | 5 | 61 | 73 | 5 | 63 | 56 | 2.5 | 51 | 89 | 4(5.25) | 81(78.5) | |
We are committed to integrate steel resources in china and serve the global steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise before. In the aspect of resources and information, we have established cooperative relationship with nearly hundred enterprises, either state-owned or private owned in China.
What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want. We provide preffesional one-stop service to the Contractors of follows project:
- Oil and Gas Pipeline Construction
- Onshore and Offshore
- Boiler Manufacturers
- Oil Refining Equipment
- Petroleum and Chemical Plant Construction
- Fire Protection
- Heating & Air Conditioning
Our ability to purchase materials directly from leading mills at the best possible price will give you the competitive edge. This coupled with a skilled workforce dedicated to embracing the demands of the markets we serve. Just give us a call +86-731-89903933.
