Orifice (Calibrated Bore)
Short body element with a calibrated central bore to restrict flow rate.
Manufacturing Scope
Orifice (Calibrated Bore) is a Valve Parts family precision-turned on a Goodway SW-20, covering 10 variants — diameters ⌀4–20 mm, lengths 3–8 mm, standard material Stainless Steel (also steel, stainless, brass or aluminium). Every variant's part code, dimension and tolerance is listed below; request an instant quote with the code you need.
Variants are machined to h6 tolerance; the smallest is VALB-ORF-03 (⌀4 mm) and the largest VALB-ORF-18 (⌀20 mm). The family includes bored variants. Custom sizes, tolerances or materials are produced to the part code on request.
| Code | Dia ⌀ | Length | Feature | Tolerance | Std |
|---|---|---|---|---|---|
| VALB-ORF-03 | ⌀4 | 3 mm | ⌀0.5 | h6 | kalibre delik 0.3 |
| VALB-ORF-04 | ⌀5 | 3 mm | ⌀0.5 | h6 | kalibre delik 0.5 |
| VALB-ORF-05 | ⌀6 | 4 mm | ⌀0.8 | h6 | kalibre delik 0.8 |
| VALB-ORF-06 | ⌀8 | 4 mm | ⌀1 | h6 | kalibre delik 1.0 |
| VALB-ORF-08 | ⌀10 | 5 mm | ⌀1.5 | h6 | kalibre delik 1.5 |
| VALB-ORF-10 | ⌀12 | 5 mm | ⌀2 | h6 | kalibre delik 2.0 |
| VALB-ORF-12 | ⌀14 | 6 mm | ⌀2.5 | h6 | kalibre delik 2.5 |
| VALB-ORF-14 | ⌀16 | 6 mm | ⌀3 | h6 | kalibre delik 3.0 |
| VALB-ORF-16 | ⌀18 | 7 mm | ⌀4 | h6 | kalibre delik 4.0 |
| VALB-ORF-18 | ⌀20 | 8 mm | ⌀5 | h6 | kalibre delik 5.0 |
Material & Tolerance
The standard material is listed below; also available in steel, stainless, brass and aluminium. Dimensions in mm; tolerances machined to ISO. For custom sizes/tolerances, contact us with the part code.
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