Made from 304 (A2) or 316 (A4) stainless steel, these nuts resist rust and a range of acidic and alkaline conditions and do not require plated surface treatment. Available forms include standard hexagon nuts, nylon-insert lock nuts, hex flange nuts and all‑metal lock nuts.

Products are supplied to common standards including DIN 934, ISO 4032 and GB/T series (GB/T 6170, GB/T 889.1, GB/T 6177.1, GB/T 6184); confirm the exact standard and size when ordering. Typical applications include outdoor equipment, water treatment, marine and chemical installations, solar mounting and curtain-wall work in humid or corrosive environments.