Fasteners & Fixings
Bolts, nuts, threaded rods, screws, anchors, and related forming processes. Use this guide to structure a search—not as engineering or supplier-approval advice.
Products and manufacturing language
Processes
Cold heading↗Nut forming↗Thread rolling↗Heat treatment↗Surface finishing↗Materials
Carbon steelAlloy steelA2 / A4 stainlessStandards & specifications
DIN 933 / ISO 4017DIN 934 / ISO 4032DIN 975ASTM A193Questions worth asking.
Good sourcing begins by making uncertainty explicit.
- Is the stated standard current and within production scope?
- Can material and heat-treatment lots remain traceable?
- Which coatings are controlled in-house or subcontracted?
Candidate manufacturer profiles
Demonstration records are fictional and show the future structure only.
Tong Ming Enterprise Co., Ltd.
Founded in Jiaxing in 1995 as the mainland manufacturing operation of TONG Group, Tong Ming produces THE/TONG branded stainless-steel fasteners and precision wire. Its public product range includes bolts, machine screws, socket screws, self-tapping screws, rivet nuts, threaded rods, washers and retaining rings for industrial and construction applications.
Gem-Year Industrial Co., Ltd.
Shanghai-listed manufacturer in Jiashan producing standard and special fasteners, precision wire, railway fastening systems, carbide dies and related industrial products.