Titanium Straight Wire
Overview
Titanium Straight Wire is a premium industrial material made from commercially pure titanium or titanium alloys, primarily Grade 1 (CP titanium) to Grade 5 (Ti-6Al-4V). The wire is produced through processes like wire drawing, where titanium rods are pulled through progressively smaller dies to achieve precise diameters ranging from 0.1mm to 6mm. Its unique combination of properties makes it indispensable for critical applications where strength, light weight and corrosion resistance are paramount. The wire can be supplied in various surface finishes including polished, pickled or as-drawn, depending on end-use requirements.
Physical and Chemical Properties
Titanium Straight Wire exhibits exceptional physical properties including a tensile strength of 240-1000 MPa depending on grade, with only about 60% the density of steel. The metal forms a passive oxide layer that provides outstanding corrosion resistance against seawater, chlorine environments and many acids. Chemically, titanium is inert to most substances except hydrofluoric acid, concentrated sulfuric acid and hot hydrochloric acid. Its thermal conductivity is relatively low (21.9 W/m·K), while electrical resistivity is high (420 nΩ·m). The wire maintains mechanical properties across a wide temperature range from -250°C to 600°C.
Main Applications
In aerospace, Titanium Straight Wire is used for fasteners, springs and structural components in aircraft and spacecraft due to its high strength-to-weight ratio. The medical industry utilizes it for orthopedic wires, dental implants and surgical staples because of its biocompatibility and MRI compatibility. The chemical processing industry employs titanium wire for heat exchanger tubing supports, anode baskets and other equipment exposed to corrosive media. Jewelers value its hypoallergenic properties and distinctive color for high-end accessories. Other applications include marine hardware, sporting goods and specialized welding wires.
Safety and Storage
While titanium metal is generally safe to handle, fine titanium powder can be pyrophoric and requires special precautions against dust explosion. Finished wire products should be stored in dry conditions to prevent surface contamination, preferably in original packaging with desiccants. When machining titanium wire, proper ventilation should be maintained as fine chips may ignite under certain conditions. The metal is non-toxic but sharp edges on cut wire can cause physical injury. For medical-grade applications, additional sterilization and cleanliness protocols must be followed.
B2B Procurement Guide
Industrial buyers should specify the titanium grade (ASTM standards), diameter tolerance (±0.01mm typical for precision applications), surface finish requirements and any necessary certifications (ISO, ASTM, or medical-grade approvals). Minimum order quantities typically range from 1-5kg for small diameters. Lead times vary from stock availability to 4-6 weeks for custom orders. Price considerations include wire diameter (smaller diameters command premium pricing), grade selection (Grade 5 costs approximately 2-3 times more than Grade 2), and surface finish requirements. Reputable suppliers provide material test certificates with each batch.
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