Metallurgical Industry Locking Cylinder 50/28-140 50/28-140

This Metallurgical Industry Locking Cylinder 50/28-140 50/28-140 is purpose-engineered for the demanding operating conditions of metallurgical processing. Designed to withstand high ambient temperatures, mill scale contamination, and aggressive duty cycles associated with rolling mills, continuous casting lines, and slab handling equipment. Key features include heavy-wall barrel construction, induction-hardened and hard-chrome plated piston rod, and high-temperature seal compounds. Bore diameter Ø50mm, piston rod diameter Ø28mm, stroke 140mm. Materials: barrel — seamless honed steel tube; piston rod — 45# or 40Cr alloy steel, induction hardened Ø0.03-0.05mm oversize then hard chrome plated to Ra≤0.4μm; seals — Parker (USA) or Merkel (Germany) standard. All cylinders are hydraulically pressure-tested before dispatch. Custom bore, stroke, mounting, port position and surface treatment available on request. Contact Hengshui export sales for technical drawings and quotation: sales@wx-hxy.com | WhatsApp +86 133 8224 8877.