Child parts
Valve elements & pins
Pins, poppets, plungers and special bolts turned and ground to drawing.
- Precision pins and dowels
- Poppets and plungers with seat angles
- Special bolts with turned profiles
- Ground diameters on request
Products in this category
4 valve elements & pins from our production.
Valve elements & pins · ref. 01
Valve elements & pins · ref. 02
Valve elements & pins · ref. 03
Valve elements & pins · ref. 04
Process route
How we make them.
- 01Bar cutting or cold forging (JV)
- 02CNC turning
- 03Grinding
- 04Surface treatment as per drawing
- 05Inspection
- 06Packing
Typical applications
Where they are used.
- Valve poppets
- Locating pins
- Hydraulic fasteners
Features and routes are typical. Final specification is always as per the customer drawing.
Quality
Inspected under STAWN QCMS.
Metrology
- CMM
- Contour tracer
- Surface roughness tester
- VMM
Metallurgy
- Vickers hardness
- Rockwell hardness
- Brinell hardness
- Microscope
- Stereo microscope
Basic inspection is in-house. Legacy collaboration partners support high-end inspection and metallurgy.
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