Micro Swiss CNC Machined Threaded Screws & Nuts Custom Turning Hydraulic Pneumatic Pipe Fittings Products from Dongguan Bomei Precision Machining Co., Ltd

Product Details

Parameter	Key Details
Materials	Screws/nuts: Carbon steel (1045), alloy steel (4140), stainless steel (304/316), brass (C36000), aluminum (6061‑T6); Fittings: Same as above + PEEK (for high‑temp/pressure resistance)
Processing	Micro Swiss CNC turning/milling, thread rolling/tapping, knurling, deburring, surface treatment, leak testing; multi‑axis machining for complex fittings (e.g., elbows, tees)
Tolerance	Dimensional tolerance ±0.005–±0.01 mm; thread tolerance 6g/6H (ISO); concentricity ≤0.008 mm; perpendicularity ≤0.01 mm for sealing faces
Size Range	Screws/nuts: M1–M20 (metric), #000–1/2” (imperial); thread pitch: 0.25–2 mm (coarse/fine); Fittings: Tube OD 4–16 mm, thread M5–M30/NPT 1/8”–1”
Surface Finish	Steel: Zinc plating, black oxide, passivation; Brass: Nickel/chrome plating, polishing; Aluminum: Anodizing; Fittings: Anti‑corrosion plating + thread sealant compatibility
Pressure/Temp	Hydraulic: Steel up to 60 MPa, brass up to 30 MPa, aluminum up to 20 MPa; Pneumatic: Up to 10 MPa; Operating temp: ‑40°C to 200°C
Standards	ISO 4762 (screws), ISO 8673 (nuts), ISO 8434 (hydraulic), SAE J514 (fittings); RoHS/REACH compliant; custom thread forms available

Hydraulic Systems: High‑strength steel screws/nuts for construction machinery hydraulic cylinders; precision brass/aluminum fittings for leak‑free fluid transfer in industrial presses and agricultural equipment.
Pneumatic Automation: Stainless steel fittings for cleanroom pneumatic lines; micro screws for compact actuator assemblies in robotics and packaging machines.
Precision Equipment: Miniature screws (M1–M3) for medical devices, semiconductor tools, and optical instruments; corrosion‑resistant 316 fittings for chemical processing pipelines.
Automotive/Transportation: Heat‑treated alloy steel fasteners for engine components; lightweight aluminum fittings for EV battery cooling and brake systems.
Custom Industrial Assemblies: Tailored multi‑port fittings for printing machine ink delivery; specialized screws/nuts for aerospace‑grade hydraulic/pneumatic modules with strict weight and precision demands.

Micro Precision: Swiss CNC machining ensures ultra‑tight tolerances and consistent thread quality for reliable assembly and sealing.
Material Versatility: Optimized material selection for corrosion resistance, strength, and weight (e.g., 316 stainless for harsh environments, aluminum for lightweight systems).
One‑Stop Solution: From prototyping to low‑/high‑volume production, with in‑house surface treatment and testing to meet delivery timelines.
Leak‑Free Performance: Precision‑machined sealing faces and thread forms minimize fluid/gas leakage in critical hydraulic/pneumatic applications.

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