YEARS OF EXPERIENCE
in Manufacturing Wheel Fasteners
With more than 40 years of experience in manufacturing wheel fasteners, TPi has become the expert in forging wheel fasteners.
We are devoted to making products that meet the highest standards of safety, durability, and insist on producing all our fasteners in Taiwan as to be able to supervise and control each stage of production, assuring our consistent quality.Our Certifications
We have a complete and successful Quality Management System (QMS) that is ISO/TS 16949 certified by TUV Rheinland. We have our in-house laboratory checking parts at different stages of production. All TPi conducts tests on durability, torque, fatigue test, torque retention, and chemical composition analysis. TPi is proud to offer our Quality Check Report to our customers.
TPi is the ONLY wheel fastener manufacturer who issues products insurance of USD 10,000,000 for our customers. No one does that, but TPi does.Certificate
TAF-ILAC certified laboratory for material inspection and functional properties test.
Forging Capability (mm): 100L x 32 Dia., 60L x 34Dia.
Speed efficient and accurate auto-threading system.
Cost-effective lug nut production method, finest technology, maintaining great look.
Carbonized or straight-treatment, to achieve required hardness.
Polish and smoothen product’s surface, preparing parts for plating.
Advanced triple nickel/ chrome plating or zinc plating technology for even and corrosion-resistant coating.
High precision specification measurement check, chemical composition analysis, and physical properties check.
Efficient & spacious automatic retrieval and storage system.
In-house designed optical sorting machine to do 100% lock pattern & thread size identification.
Automatic packaging facility to do customized package.
Store all the consignment in our warehouse and retrieve the good with care and make the shipment.