1. Applications
In oil and gas drilling and production operations, these forgings are applied to drill pipe joints, pump bodies, valve bodies, and other parts. They are well-adapted to high-pressure and corrosive working conditions.
2. Manufacturing Process
The production process involves heating, forging, heat treatment, and other procedures, combined with flaw detection tests to ensure product quality and reliability.
3. Advantages
Superior Mechanical Properties: They possess high strength, excellent fatigue resistance, and good corrosion resistance, enabling them to withstand the harsh stress and environmental impacts of drilling and production operations.
Enhanced Equipment Performance: Ensure stable operation of drilling and production equipment, effectively improving the efficiency and safety of oil extraction.
ACE Group is a comprehensive enterprise group focused on the heavy industrial manufacturing sector, serving as a China Drilling Machinery Forgings Supplier and Drilling Machinery Forgings Company. Its business spans forging, heat treatment, precision machining, welded structures, and heavy-duty power & free chain spraying production. This integrated layout covers the core production processes of the industrial machinery industry, combining technological strength with large-scale production capabilities.
Core Subsidiaries Details:
Jiangsu ACE Energy Technology Co., Ltd.: The group's core production base, officially commencing operations in November 2025. It occupies 55 acres with a total floor area exceeding 50,018 square meters. The factory is equipped with 3-ton, 5-ton, and 15-ton electro-hydraulic hammers; 1-meter and 1.5-meter vertical ring rolling machines; energy-efficient natural gas heating furnaces; heat treatment resistance furnaces; quenching tanks; induction hardening equipment; machining centers; and other production equipment.
Yancheng ACE Machinery Co., Ltd.: Established in 2019, it occupies 20 acres with a floor area of 13,333 square meters. It possesses an integrated welding-straightening structural steel production line and a precision machining workshop.
Yancheng ACE Surface Treatment Technology Co., Ltd.: Operates a heavy-duty power & free chain large-scale powder coating production line. Focusing on professional surface treatment technology, One-time coating thickness achieves 400μm, providing reliable anti-corrosion and weather-resistant protective performance and appearance optimization solutions, enhancing the group's full life-cycle product services.
ACE Group is supported by a management team of young key members who are experienced in materials, heat treatment, machining, and surface treatment industries. They are well-versed in international and domestic standards, pioneering, and committed to innovation. The subsidiary ACE Machinery has passed TÜV Rheinland ISO 9001 Quality Management System certification, as well as ISO 14001, 45001, and 50001 system certifications. It is recognised as a Specialised, Refined, Unique, and Innovative Enterprise, a National High-Tech Enterprise, and holds a 3A-level enterprise credit rating.
Relying on integrated MES and ERP management systems, the integration of informatisation and industrialisation, data cloud storage, and aiming to build a modern, energy-efficient enterprise, the group maintains a comprehensive inspection system. It possesses inspection tools, non-destructive testing equipment, and qualified personnel, implementing strict controls from material internal quality to appearance and dimensions. All outgoing products undergo 100% inspection, adhering to the business philosophy of pursuing 100% qualified outgoing products and zero customer complaints. A CNAS-standard laboratory will be established to provide scientific testing support for quality control during production and technological R&D, thereby enhancing product quality and technological innovation.
In the future, ACE Group will continue to leverage the technical advantages and industrial synergies of its subsidiaries. Through standardised production, specialised technology, integrated services, and a stringent quality control system, it is committed to providing efficient and reliable industrial manufacturing solutions for global clients, steadily advancing towards becoming a leading comprehensive manufacturing service provider in the industry.
ACE Group is a comprehensive heavy industrial manufacturing enterprise group whose vertically integrated business spans forging, heat treatment, precision machining, welded structures, and large-scale surface treatment. Operating through three specialized subsidiaries across facilities totaling over 68,351 square mete...
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View MoreIn the drilling industry, components operate at the extreme edge of material science. Whether penetrating deep rock layers in mining or extracting energy resources, drilling machinery forgings are subjected to immense torsional loads, high-frequency vibration, and abrasive underground slurry. A failure in a drill string or a drive shaft deep underground results in catastrophic retrieval costs and project delays. To ensure "zero-failure" performance, the industry relies on forged components that offer superior fracture toughness and fatigue resistance.
At ACE Group, we combine massive forging power with precision heat treatment. Utilizing the 15-ton electro-hydraulic hammers at Jiangsu ACE Energy Technology, we produce the high-strength alloy components required to transmit power and resist impact in the harshest subsurface conditions.
Drilling components face "Cyclic Torsional Stress"—the twisting force required to break through rock. Unlike cast parts, which can harbor internal microscopic voids that act as "crack starters," ACE Group drilling machinery forgings are engineered for maximum density.
Grain Flow Optimization: Our forging process aligns the metal's internal grain flow along the axis of the drill shaft or connector, providing maximum resistance to snapping and twisting.
Refined Microstructure: By upsetting and drawing the high-quality alloy steel, we eliminate porosity, ensuring the part can withstand heavy loads and harsh operating conditions without brittle fracture.
| Performance Metric | ACE Group Forged Drilling Parts | Standard Cast/Bar Components |
| Torsional Strength | Exceptional (Optimized grain) | Moderate (Risk of shear failure) |
| Fatigue Resistance | High (Resists vibration cracks) | Low (Prone to stress risers) |
| Impact Toughness | Superior (Forged core density) | Variable (Potential internal voids) |
| Operational Life | Extended 40% - 60% | Standard |
In deep drilling, any deviation in alignment (eccentricity) creates massive vibration that destroys bearings and gearboxes.
Concentricity Error ≤0.02mm: At Yancheng ACE Machinery, we maintain a "mounting hole concentricity error of ≤0.02mm." This ensures that drill shafts and connectors rotate with perfect balance, preventing eccentric loads and reducing wear on the entire drill string.
Precision Threading: Forged connectors are precision-machined to ensure a firm and reliable connection, which is vital for maintaining hydraulic pressure in "Mud-Pulse" telemetry systems.
Drilling machinery is often stored in harsh port environments or exposed to corrosive drilling fluids. Yancheng ACE Surface Treatment Technology provides a specialized solution:
Heavy-Duty Coating: Our power & free chain spraying line applies a powder coating with a one-time thickness of 400μm.
The Benefit: This creates a weather-resistant, anti-corrosion barrier that protects the external structural components of the drilling rig from salt-air and chemical erosion during transport and operation.
| Component Type | Typical Materials | Key Drilling Application |
| Drive Shafts & Kellys | 4145H, 4340, 34CrNiMo6 | Transmission of primary rotation torque |
| Drill Bit Bodies | High-Strength Alloy Forging | Housing for PDC or Tricone cutters |
| Mud Pump Forgings | 42CrMo4, F22 | High-pressure fluid circulation |
| Connectors & Subs | AISI 4140, Stainless Steel | Stable structural connection of drill pipe |
Q1: Why is forging preferred over casting for mud pump modules?
Q2: How does ACE Group handle the high-temperature requirements of deep-well drilling?
Q3: Can ACE Group produce custom forgings for non-standard mining drills?
Q4: Does the 400μm coating affect the precision of the connectors?