Non-magnetic Of High Strength Drill Collars
- HHF
- HENAN
- 45DAYS
- 200pcs per month
We has been certified by API Q1 Quality Management System,License of Using Official API 7-1 Monogram.
We follow the Quality Policies'' Keep improving,Produce perfect machinery;Pursue excellence,Create First-Class Brand.''
Non-magnetic Of High Strength Drill Collars are widely welcomed by more than twenty countries as following:United States,Canada,Australia,France,Russia,Middle East,Brazil and Singapore etc.
Our Nationl leve II lab controls the quality.
Product Introduction
Non Mag Drill Collar Non Mag Drill Stabilizer
Chemical composition
Grade | Chemical composition and its content % | ||||||
C | Si | Cr | Mn | Ni | Mo | N | |
W-1 | ≤0. 08 | ≤ 0.8 | 13. 5 ～ 16.5 | 1 6.0 ~ 18.5 | 1.0 ～3.0 | 0. 4 0 ~ 0. 85 | 0.2 5 ~ 0. 40 |
W-2 | ≤ 0.0 3 | ≤ 0.8 | 1 3 ～ 1 6 | 18.5 ~ 2 2 .0 | 1.0 ～3.0 | 0.4 ～0.80 | 0. 3 0 ~ 0. 45 |
W-3 | ≤ 0.0 3 | ≤ 0.8 |
16.5 ～18.5
| 18.5 ~ 2 2 .0 | 1.0 ～3.0 | 0.4 ～0.80 | 0. 50 ~ 0. 80 |
Mechanical properties
Grade | Outer diameter range | Yield Strength | tensile strength | Elongation A % | Charpy impact work | Hardness ( HB ) | |||
㎜ | MPa | ksi | MPa | ksi | 21℃ | -25°C | |||
W-1 | 79.4 -174.6 | ≥758 | ≥110 | ≥ 827 | ≥ 120 | ≥2 0 | ≥ 85 | ≥ 40 | 2 85 - 400 |
177.8-279.4 | ≥6 89 | ≥100 | ≥ 758 | ≥ 110 | |||||
W-2 | 79.4 -174.6 | ≥827 | ≥120 | ≥896 | ≥130 | ≥25 | ≥ 1 50 | ≥ 40 | 285-365 |
177.8-279.4 | ≥758 | ≥110 | |||||||
W-3 | 79.4 -174.6 | ≥965 | ≥140 | ≥1034 | ≥150 | ≥20 | ≥ 100 | ≥ 40 | 300-400 |
HHF possesses the certification for the API Q1 Quality Management System and has the license for manufacturing in accordance with API 7-1 Monogram standards of drilling collar and stabilizer products that have been authorized by the American Petroleum Institute standards. With this dual certification, we are certain that development, manufacture and inspection of products are compliant with quality, safety and reliability norms that have been universally accepted.
One of the main missions for the company is "Improve continuously, manufacture perfect machines, Seek excellent product quality, Create a first-rate brand.
Based on this principle, HHF has been working tirelessly on refining process controls, optimizing the manufacturability and achieving customer satisfaction to the full. Thanks to these persistent efforts, HHF has established itself as a renowned supplier in the drilling and forging industry.
An HHF product such as the Non-Magnetic High Strength Drill Collar stands at the center of the company's product portfolio and has been recognized at many levels. The markets where the drill collars are currently in use range from North America to Asia to Europe, Middle East, and Latin America. The reliability of these drill collars under harsh conditions not only makes them attractive but also positions HHF as a supplier whose expertise in developing and manufacturing non-magnetic tools for drilling is unrivalled.
For every product to pass on to the next stage after the last production process, the in-house National Level II laboratory of HHF acts as the final gate. It performs various tests including composition check, strength check, hardness check of materials to ensure quality throughout each production phase, thereby allowing our customer base to be comfortable with what they receive as a final product.
About Us
Henan zhongyuan Heavy Forging Co.,Ltd(HHF) founded in 2006, the company has accumulated nearly 20 years of deep professional experience and technological expertise in the field of heavy-duty forging.
The factory is about 150 mu large, equivalent to 100,000 square meters. At the company's production base, there are 3 sets of the factory-style drop forging lines on a large scale (with the basic equipment being a 10,000 ton hydraulic press), 2 advanced mold forging production lines and some big CNC machining centers, heat treating lines, the laboratory of second class national system is quite well equipped too.
About 500 employees are engaged by the company at the moment out of which more than 50 are dedicated researchers who, with their high-level engineers and technical specialists are engaged in the development of new materials, methods and technologies.
In addition to being certified with the basic American API Q1 standard and licensing with the American standards on API 7-1 for both drill collars and stabilizers, the company also possesses an approval by the Chinese CSSC system as for as international certificates the company is certified with ISO 9001:2008 and ISO/TS 29001.
Long-term forging supply relationship of the company is with top-tier domestic and global enterprises in various sectors such as: power generation including wind, water and thermal power, mining machinery industry, ship-building and heavy plant. In fact, some leading Chinese companies such as CITIC HEAVY INDUSTRIES, First HEAVY INDUSTRIES, TAIYUAN HEAVY INDUSTRIES, Goldwind and Envision Energy have been among the customers of the Company's forgeries. Also, a number of the company's forging products were used by the major international manufacturers of mining equipment, which includes Joy Global, Japan Mining, Hitachi Mining, Komatsu and Caterpillar.
Our products have reached customers in more developed markets, as we've exported our goods to more than 20 countries and regions, such as Germany, the United States, Australia, India, Russia, Brazil, South Africa, South Korea, and Japan. The world is our stage!
FAQ
1. How soon would you give the quotation?
In general, it is up to three days. We just need to find out your needs and main sizes.
2. How do you assure the quality?
A. We have a quality control department. B. We shall carry out one sample run and another small batch production run after the first sample order before the mass order.
3.Can I come and visit you?
Yes, of course. We are pleased to welcome you to visit our company and discuss technical details and requirements with our team.
4.What's the production lead time?
Our pruction progress is from forging, rough machining ,Q+T to final machining.Itis usually 45days.
5.what are your payment terms?
We typically ask for 30% down payments to launch production, 70% balance before delivering goods.
