Zirconium Carbonitride (ZrCN) Champagne PVD with 3200 HV Micro-Hardness
Technical analysis of Zirconium Carbonitride (ZrCN) PVD coatings, providing warm champagne brass tones with diamond-hard scratch resistance.
materials-finishes
Materials & Surface Treatments
材料与表面处理工艺
Solid extruded H59/H62 brass metallurgy, Zamak zinc alloy comparisons, PVD coatings, Satin Nickel, Matte Black, and ASTM B117 salt spray ratings.
ASTM B117 1000-Hour Salt Spray Testing of PVD Titanium Thin Films
Technical comparison of ASTM B117 salt fog endurance: evaluating 240h electroplated Chrome against 1000h+ vacuum PVD titanium coatings.
Thermal Annealing Parameters (300°C) for Residual Stress Elimination in Brass
Metallurgical guide on thermal stress-relief annealing (280°C) for extruded brass cylinder bodies to eliminate residual stresses and seasonal cracking.
Autocatalytic Ni-PTFE Composite Plating for Oil-Free Cleanroom Cylinders
Technical analysis of Ni-PTFE composite electroless plating, delivering 0.08 dry friction and 450 HV hardness for unlubricated cleanroom locks.
High-Phosphorus Electroless Nickel (ENP 12% P) in Petrochemical Facilities
Engineering guide on high-phosphorus (10%-12% P) chemical nickel plating for lock cylinders exposed to H2S hydrogen sulfide gas.
Hard Chrome Plating (Cr) over Copper-Nickel Barrier on Marine Brass Cylinders
Technical breakdown of triple-layer galvanic plating (Copper + Nickel + Hard Chrome) on solid brass cylinders for coastal luxury villas.
PVD Titanium Carbonitride (TiCN) vs Titanium Aluminum Nitride (TiAlN)
Comparative analysis of TiCN (Charcoal Grey) and TiAlN (Dark Bronze) PVD ceramic coatings, evaluating oxidation thresholds and hardness.
Satin Nickel Electroplating (US15 / SN): Dual-Nickel Chemistry and Directional Brushing
Process guide on Satin Nickel (US15 / BHMA 619) architectural lock finishes, detailing semi-bright nickel leveling and directional satin wheeling.
Matte Black E-Coating: Cathodic Epoxy Deposition for Minimalist Black Hardware
Technical specifications for cathodic electro-deposition (E-coat) in Matte Black (RAL 9005), guaranteeing 100% sharp-edge corrosion coverage.
Austenitic SUS304 vs SUS316 Stainless Steel Pin Chambers in Salt Fog
Metallurgical comparison of SUS304 and SUS316 stainless steel lock components under ASTM B117 neutral salt spray testing.
Brass CW617N (CuZn40Pb2) Microstructure: Free-Machining Lead Globules
Metallurgical analysis of CW617N extruded architectural brass, evaluating microscopic lead globule dispersion and pin broaching chip breaking.
Lead-Free Eco Brass CW724R (CuZn21Si3P): Silicon Phase Hardness and Tool Wear
Engineering breakdown of CW724R silicon-phosphorus lead-free brass, detailing carbide cutter wear and compliance with RoHS/REACH.
Request Quote & Technical Drawings for Materials & Surface Treatments
Direct factory engineering support for 材料与表面处理工艺. Custom cam offsets, finishes, and master key hierarchies supported.