Stainless Steel Bellows Sealed Valve, Gasketed, Spherical Stem Tip, 1/4 in. TSW and 3/8 in. TBW
Part #: SS-4BG-TW
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Specifications
Straight Pattern, Manual ActuationIsolate system fluids and achieve reliable, leak-tight performance with Swagelok bellows valves, which use a packless design and a welded seal. Bellows valves are ideal for applications where the seal to atmosphere is critical, and we offer multiple options for general and high-purity service. Log in or Register to view price ContactIf you have questions about this product, please contact your local authorized sales and service center. They can also tell you about supporting services to help you get the most out of your investment.
Safe Product Selection
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. Warning: 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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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.
Warning: 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.
Stainless Steel Bellows Sealed Valve, Gasketed, Spherical Stem Tip, 1/4 in. TSW and 3/8 in. TBW
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Catalogs
Straight Pattern, Manual Actuation
Isolate system fluids and achieve reliable, leak-tight performance with Swagelok bellows valves, which use a packless design and a welded seal. Bellows valves are ideal for applications where the seal to atmosphere is critical, and we offer multiple options for general and high-purity service.
Druckraten bis 68,9 bar (1000 psig); Temperaturen bis 482°C (900°F); Endanschlüsse 6, 10 und 12 mm; 1/4, 3/8, 1/2 und 3/4 Zoll; Werkstoffe Messing, Edelstahl und Alloy 400.
In diesem Dokument sind die von Swagelok angewendeten Richtlinien für die Herstellung von Edelstahlprodukten, für Photovoltaik- (PV) Anwendungen vorgesehen sind, festgelegt. Dieses Dokument muss zusammen mit Produktkatalogen, technischen Merkblättern und Berichten für vollständige Produktinformationen verwendet werden. Die Anwendung dieses Dokuments ist auf medienberührte Systemkomponenten begrenzt.
The Swagelok® 3-valve manifold uses bellows-sealed valves for systems with difficult fluid containment requirements. Features: 316 stainless steel bodies, Swagelok B or U series bellows valves for general or severe service, pipe fitting, flange, and Swagelok tube fitting end connections
Features: Limits access to manually actuated valves;Lockout accessory enables compliance with OSHA Lockout/Tagout, Standard 29 CFR Part 1910.147, Control of Hazardous Energy Bright safety orange color promotes high visibility. Other colors are available.
Bellows Kits, Stem Tip/Adapter Kits, bellows/Stem/Stem Tip/Adapter Kits, Gasket Kits for Swagelok® bellows-sealed valves
Specifications
SS-4BG-TW — Stainless Steel Bellows Sealed Valve, Gasketed, Spherical Stem Tip, 1/4 in. TSW and 3/8 in. TBW
| Attribute | Value |
|---|---|
| Actuator Type | Manual |
| Bellows Material | 321 Stainless Steel |
| Body Material | 316 Stainless Steel |
| Body Seal | Gasket with metal seat |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/4 in. |
| Connection 1 Type | Tube Socket Weld |
| Connection 2 Size | 3/8 in. |
| Connection 2 Type | Tube Butt Weld |
| CV Maximum | 0.36 |
| Flow Pattern | Straight (2-way) |
| Gasket | Silver-Plated 316 SS Gasket |
| Handle Color | Green |
| Handle Style | Phenolic Round Handle |
| Maximum Temperature, °F (°C) | 600 (315) |
| Max Temperature Pressure Rating | 600°F @ 400 PSIG /315°C @ 27.5 BAR |
| Minimum Temperature, °F (°C) | -20 (-28) |
| Room Temperature Pressure Rating | 1000 PSIG @ 100°F /68.9 BAR @ 37°C |
| Service Class | General |
| Stem Tip Material | Cobalt Based Alloy |
| Stem Type | Spherical |
| 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 |
Resources
Drawings
Two-dimensional renderings are available for this product. Download the CAD file.
Three-dimensional renderings are available for this product. Download the CAD file.
Sales drawings are available for this product. Download the files.
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Contact
If you have questions about this product, please contact your local authorized sales and service center. They can also tell you about supporting services to help you get the most out of your investment.