Introduction
316LVM UNS S31673 round bars are a high-purity, vacuum-melted stainless steel material specifically designed for medical components, including surgical instruments and implants. This material meets stringent ASTM F138 requirements, ensuring optimal corrosion resistance, biocompatibility, and mechanical performance essential for healthcare applications.
What Is 316LVM UNS S31673 Round Bar
316LVM is a low-carbon, vacuum-melted modification of 316L stainless steel, widely used in medical applications due to its superior cleanliness, enhanced corrosion resistance, and high mechanical strength. UNS S31673 designation ensures traceability and compliance with ASTM F138 standards for surgical-grade bars.
Chemical Composition
| Element | Content (%) |
|---|---|
| C | ≤0.03 |
| Cr | 16–18 |
| Ni | 10–14 |
| Mo | 2–3 |
| Mn | ≤2 |
| P | ≤0.03 |
| S | ≤0.01 |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥700 MPa |
| Yield Strength | ≥480 MPa |
| Elongation | ≥35% |
| Hardness (HRB) | ≤95 |
Applicable Standards
316LVM round bars for medical components comply with ASTM F138, UNS S31673, and ISO 5832-1 standards. Material is certified with EN 10204 3.1 MTC, ensuring traceability for surgical implants and high-precision medical devices.
Quality Testing & Traceability
All 316LVM round bars undergo rigorous PMI testing, ultrasonic testing (UT), and third-party inspections to ensure full compliance with medical-grade specifications. Heat numbers are controlled for traceability, minimizing risk of non-conformance and ensuring patient safety.
Comparison With Similar Materials
| Material | Key Advantages | Applications |
|---|---|---|
| 316LVM (S31673) | High purity, corrosion resistant, biocompatible | Surgical implants, orthopedic instruments |
| 316L (standard) | Good corrosion resistance but lower cleanliness | General surgical tools, lab equipment |
Industrial Applications
| Application | Description |
|---|---|
| Orthopedic Implants | Hip and knee implants, surgical rods and plates |
| Surgical Instruments | High-precision cutting, clamping, and drilling tools |
| Medical Equipment | Biocompatible components for implants and surgical devices |
Conclusion
316LVM UNS S31673 round bars provide the optimal combination of purity, strength, and corrosion resistance for medical applications. Compliance with ASTM F138 and other international standards ensures reliability for critical surgical and implant components.
Call To Action
Contact us for quotation, MTC, PMI testing, customized sizes, surface finish, export packaging and delivery support for 316LVM UNS S31673 round bars for medical components.
Post time: Jun-08-2026