Bolts and nuts

Full-range supplier of industrial iron & steel fasteners tailored for B2B customers. Manufactured in Ningbo, China, this product line includes precision bolts, nuts, studs, threaded rods and washers produced to common international standards for construction, machinery and industrial applications.

Key product range

• Threaded rods & studs: A193 stud bolts, DIN 975 threaded rods, A320 / L7M threaded rods
• Structural bolts: A325 structural bolts, DIN 6914 structural bolts
• Hex bolts: DIN 933 / 931, DIN 960 / 961, ANSI UNC/UNF hex bolts
• Nuts: A194 heavy hex nuts, ASTM A563 heavy hex nuts, ANSI hex nuts, DIN 6915 structural nuts, DIN 934 hex nuts (including 2H nuts capability)
• Washers: F436 hardened washers, DIN 125 flat washers, DIN 127 spring washers, DIN 6916 structural washers, AS1252 structural washers

Capabilities and quality

• Two decades of production experience and established manufacturing processes for consistent dimensional accuracy and mechanical performance.
• Production and inspection to widely recognized standards (ASTM, ANSI, DIN) with experience in heat-treated and high-strength fasteners (e.g., B7 thread applications).
• Custom manufacturing: can produce special fasteners to customer drawings and specifications (sizes, thread types and special assemblies on request).
• Export experience to North America, Europe, the Middle East and other markets; suitable for procurement by distributors, EPC contractors, fabricators and industrial buyers.

Ordering and commercial notes

• Fastener types, grades and standards should be specified at inquiry (standard designation, size, thread form, material grade and required certification).
• Available for bulk industrial orders; please provide technical drawings or specification sheets for custom parts and special requirements.

Contact your procurement team with standards, quantities and delivery requirements so the supplier can provide lead time, MOQ and certification details.