Butt-Weld Dome Cap – Unpol (16W-U)
- Unpolished weld fitting
- Available in 304 and 316L stainless steel
- 12 listed sizes
- Select the alloy and size below to identify the part number
- Download CAD/STEP Files
Wayland offers the 16W-U unpolished butt-weld dome cap in 304 or 316L stainless steel. Confirm the selected configuration and part number before requesting a quote. See the full product catalog for family information.
STEP File Reference
Select a size and alloy to open its unpolished part number. STEP models use the shared family geometry; download the file for each listed size.
12 models
| Size | Part Number | STEP file |
|---|---|---|
| 1" | 304: W416W-1-1 316L: W616W-1-1 |
16W-1.STEP |
| 1-1/2" | 304: W416W-15-1 316L: W616W-15-1 |
16W-15.STEP |
| 1/2" | 316L: W616W-.50-1 | 16W-.50.STEP |
| 2" | 304: W416W-2-1 316L: W616W-2-1 |
16W-2.STEP |
| 2-1/2" | 304: W416W-25-1 316L: W616W-25-1 |
16W-25.STEP |
| 3" | 304: W416W-3-1 316L: W616W-3-1 |
16W-3.STEP |
| 3/4" | 316L: W616W-.75-1 | 16W-.75.STEP |
| 4" | 304: W416W-4-1 316L: W616W-4-1 |
16W-4.STEP |
| 6" | 304: W416W-6-1 316L: W616W-6-1 |
16W-6.STEP |
| 8" | 304: W416W-8-1 316L: W616W-8-1 |
16W-8.STEP |
| 10" | 304: W416W-10-1 316L: W616W-10-1 |
16W-10.STEP |
| 12" | 304: W416W-12-1 316L: W616W-12-1 |
16W-12.STEP |
Product Support & Distributor Inquiries
Compare tube size, wall thickness and finish when planning a welded connection. Explore unpolished butt weld fittings and the sanitary fittings range, or contact Wayland for help identifying product documentation.



