Our medical metal processing services specialize in the precision machining of advanced stainless steel alloys, including 304, 316L, 420J2, and 17-4PH. These materials are the cornerstone of modern medical device manufacturing, selected for their critical properties that meet the stringent demands of the healthcare industry. We transform these high-performance alloys into intricate, reliable, and safe components for a wide range of medical applications, from general surgical tools to life-saving implantable devices. Our commitment to precision ensures every component meets the highest standards of quality and performance.
Exceptional Corrosion Resistance: All alloys offer high resistance to sterilization chemicals, bodily fluids, and cleaning agents, ensuring device longevity and patient safety.
High Strength & Durability: These materials provide the necessary mechanical strength for instruments that must withstand repeated use, high stress, and precise operation.
Proven Biocompatibility: Particularly crucial for 316L and 17-4PH, these materials are compatible with the human body, minimizing the risk of adverse reactions and making them suitable for implantable applications.
Superior Surface Finish: Capable of being polished to a very high surface finish, which prevents bacterial adhesion and allows for easy sterilization.
Precision Machinability: Designed to be machined into complex, high-tolerance components essential for the functionality of modern medical devices.
Feature / Property | 304 Stainless Steel | 316L Stainless Steel | 420J2 Stainless Steel | 17-4PH (Precipitation Hardening) |
---|---|---|---|---|
Primary Medical Use | Surgical tools, equipment housings, non-critical components | Implantable devices, precision instruments, surgical staples | Surgical scissors, forceps, cutting instruments | Complex components, high-temperature instruments, surgical tools |
Key Advantage | Cost-effectiveness, good general corrosion resistance | Superior corrosion resistance, high purity, excellent biocompatibility | High hardness, excellent wear resistance | High strength, excellent mechanical properties, heat resistance |
Corrosion Resistance | Good | Excellent | Moderate | Very Good |
Typical Hardness | HB 150-200 (Annealed) | HB 150-200 (Annealed) | HRC 50-55 (Hardened & Tempered) | HRC 40-48 (H900 Condition) |
Biocompatibility | Good (for external devices) | Excellent (ISO 5832-1 / ASTM F138) | Fair (for non-implantable devices) | Excellent (ASTM F899) |
Machinability | Good | Fair | Fair (Annealed), Difficult (Hardened) | Good (Solution Treated) |
Heat Treatment | Not hardenable by heat treatment | Not hardenable by heat treatment | Can be hardened and tempered | Strengthened by precipitation hardening (aging) |
Note: Specific technical parameters (e.g., yield strength, tensile strength, elongation) will vary based on the material's condition (annealed, cold-worked, hardened). The values above are for general comparison.
Dongguan Yu Lin Sen Metal Technology Co., Ltd.: Has obtained theGB/T 19001-2016/ISO 9001:2015 quality system certification, as well as the GB/T42061-2022/ISO 13485:2016 medical device quality system certification. Focuses on the research and production of non-standard metal medical device precision parts, mainly as machined metal products. It possesses dozens of high-precision engra-ving lathes and CNCequipment,including CNC numerical control, numerical control centering machine, automatic lathes, turningmilling combined machines, precision laser cutting processing of stainless steel capillary tubes and stainless steel thin-walled tubes for sec-ondary processing. Main materials: stainless steel tubes, stainless steel, copper, alu-minum alloy, etc. for non-standard processing and customization. Widely applied in tools, electronics, electri-cal appliances, medical devices, automotive parts, transportation, and other industries. The company has been recognized by the industry for its "quality-oriented, honest operation" philosophy, mainly providing
non-standard part prototyping and batch production processing, supporting custom drawings and sample customization, etc. The process flow is stable and efficient, integrating industry and trade for rapid delivery, with craftsmanship spirit ensuring quality, without middlemen, excellent value for money, and the company adheres to the business philosophy of "customer first, quality first, striving for excellence, win-win coopera-tion", "Confident and reliable after-sales guarantee!!!".
It has obtained the quality system certification in accordance with GB/T 19001-2016/ISO 9001:2015, as well as the medical device quality system certification in accordance withGB/T 42061-2022/ISO13485:2016. We focus on processing and customizing products for medical device hardware, and we have dozens of preci-sion CNC lathes and precision laser cutting processing equipment. We also have a R&D team composed of senior engineers and technicians. We are committed to providing customers with high-quality and
high-precision processing and customization services for hardware parts, ensuring that each product meets the strict standards and requirements of the medical device industry. Through continuous optimization of production processes and improvement of technical levels, we can meet the diverse needs of customers and contribute to the development of the medical device industry.