Brass
Swagelok SS-4H4 Stainless Steel Bellows Sealed Valve is designed to isolate system fluids and achieve reliable, leak-tight performance. Utilizing a packless design and a welded seal, these bellows valves are ideal for applications where the seal to atmosphere is critical. The SS-4H4 features a straight pattern with manual actuation, offering multiple options for general and high-purity service.
Specifications
| Specification | Value |
|---|---|
| Actuator Type | Manual |
| Bellows Material | 321 Stainless Steel |
| Body Material | 316 Stainless Steel |
| Body Seal | Welded |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/4 in. |
| Connection 1 Type | Female NPT |
| Connection 2 Size | 1/4 in. |
| Connection 2 Type | Female NPT |
| CV Maximum | 0.28 |
| Flow Pattern | Straight (2-way) |
| Gasket | None |
| Handle Color | Green |
| Handle Style | Aluminum Knob |
| Maximum Temperature, °F (°C) | 600 (315) |
| Max Temperature Pressure Rating | 600°F @ 1000 PSIG / 315°C @ 68.9 BAR |
| Minimum Temperature, °F (°C) | -80 (-62) |
| Room Temperature Pressure Rating | 1000 PSIG @ 100°F / 68.9 BAR @ 37°C |
| Service Class | General |
| Stem Tip Material | S17400 Stainless Steel |
| Stem Type | Conical |
| Surface Finish | Standard |
| Testing | Helium leak testing according to SCS-00020 |
| eClass (4.1) | 37010201 |
| eClass (5.1.4) | 37010201 |
| eClass (6.0) | 37010201 |
| eClass (6.1) | 37010201 |
| eClass (10.1) | 37010201 |
| UNSPSC (4.03) | 40141600 |
| UNSPSC (10.0) | 40141609 |
| UNSPSC (11.0501) | 40141609 |
| UNSPSC (13.0601) | 40141609 |
| UNSPSC (15.1) | 40141609 |
| UNSPSC (17.1001) | 40183101 |
System Design and Safety
The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.
Do not mix/interchange Swagelok products or components not governed by industrial design standards, including Swagelok tube fitting end connections, with those of other manufacturers.
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