What are the material specifications of Vlier plungers?
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Below you may find the material specifications of Vlier plungers that will allow you to perform the required strength calculations.
| Body Alloy Material Specifications | ||||
| Material Grade | Tensile PSI | Yield PSI | Elong.* | Hardness** |
| 440C | 110 | 65 | 14 | Br230 |
| 302,304,304L | 65 | 35 | 80 | Br150 |
| 303S | 100 | 60 | 40 | Br228 |
| 316,316L | 80 | 35 | 55 | Br149 |
| 321,347 | 85 | 35 | 55 | Br150 |
| 12L14 | 80 | 60 | 10 | Rc B85 |
| LEDLOY AX | 80 | 60 | 10 | Rc B85 |
| 11L17 | 80 | 60,000< | 10 | Rc B85 |
* Elongation 2°, % ** Br = Brinell, Rc = Rockwell
| Spring Material Specifications | |||
| Material Grade | Max Temp°F | Max Temp°C | Hardness* |
| Music Wire | 250 | 121 | Rc C41-60 |
| 17-7PH | 650 | 343 | Rc C38-57 |
| Plastic Material Specifications | ||||
| Material description | Service Temperature°F | Tensile(1) | Ln. Exp.(2) | Hardness* |
| Delrin** | 195 | 9 | 5.0 | Rc M80-90 |
| Nylon | 180 | 12 | 4.5 | Rc R120 |
| Phenolic | 284 | 20 | - | Rm 110 |
(1) Yield Strength, PSI (2) Linear Thermal Expansion IN/IN F°10(-5) * Rc = Rockwell, Br = Brinell ** Acetal (Celcon, Delrin)
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