| Params | • Processing mode: Custom manufacturing according to customer-approved 2D drawings, 3D models or physical samples
• Casting process: Silica-sol investment casting, brass casting or zinc alloy die casting selected according to material and component structure
• Material options: Zinc alloy, brass, bronze, stainless steel, carbon steel and customer-specified metal materials
• Product types: Lock-cylinder housings, latch levers, locking cams, internal mechanism bases, pivot supports, bolt guides and customized lock components
• Part dimensions: Customized according to approved drawings and lock assembly requirements
• Part weight: 2 g–550 g for applicable precision-cast components
• Casting accuracy: Tolerance grade T4–CT7 for applicable investment-cast parts
• Surface roughness: Ra 1.6–Ra 6.3 depending on casting, machining and finishing requirements
• Minimum wall thickness: 2 mm standard; thinner local sections subject to process review
• Machinable features: Cylinder bores, spindle holes, pivot holes, latch channels, threaded holes, locating slots and mounting interfaces
• Machining capability: CNC turning, milling, drilling, boring, reaming, tapping, grinding and deburring
• Internal structure: Cylinder seats, latch guides, cam interfaces, pivot positions, spring locations and transmission structures customized according to drawings
• Heat treatment: Annealing, quenching, normalizing and other processes selected according to material and strength requirements
• Surface treatment: Polishing, brushing, nickel plating, chrome plating, zinc coating, black oxide, passivation, painting and powder coating
• Inspection standard: Material composition, cylinder fit, latch dimensions, pivot-hole positions, mounting interfaces, assembly clearance and appearance inspected according to approved drawings
• Customization options: Cylinder interface, latch direction, pivot position, overall dimensions, mounting-hole layout, surface finish and logo
• Production support: Prototype development, sample verification, trial orders, small-batch production and stable volume production available
• Applied standards: ASTM, BS, DIN, JIS, ISO and customer-specified technical requirements | Material | Zinc alloy / brass / stainless steel, customized according to drawing |
