Product Overview
This product is a precision CNC machined component designed as a threaded guide pin made from 30CrNiMo8 alloy steel. With a total length of 252 mm, it provides excellent strength, wear resistance, and precise alignment capability in mechanical assemblies. The surface roughness is controlled to Ra 1.6, ensuring a smooth finish and consistent performance in demanding applications.
Product Structure
The threaded guide pin features a main outer diameter of Φ25 ±0.005 mm, delivering high dimensional accuracy and stable positioning. One end is machined with an M16 thread, verified using thread ring and plug gauges (M16) for guaranteed precision. All sharp edges are removed to improve handling safety and assembly compatibility. The transition between the cylindrical body and the threaded section ensures reliable torque transmission and mechanical stability.

Material and Surface Treatment
Manufactured from 30CrNiMo8, a high-strength nickel-chromium-molybdenum alloy steel, this threaded guide pin offers superior fatigue resistance and toughness. The finely machined surface with Ra 1.6 finish provides reduced friction and longer service life. The material's heat-treatability enhances its performance under high load and impact conditions, making it ideal for industrial applications.
Application and Performance
This CNC machined threaded guide pin is widely used in machinery, automation systems, and precision transmission assemblies that require accurate alignment and secure fastening. With an approximate total mass of 0.75 kg, it maintains an ideal balance between rigidity and weight, ensuring dependable operation and extended durability in production environments.
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