PN16 Bellows Seal Globe Valve
Cast Steel Bellows Seal Globe Valve, Size Range DN25 – DN300, PN16 Rating
WEISSMILLER PN16 Bellows Seal Globe Valve is designed for shut-off and flow regulation service in industrial piping systems. Available in size range DN25 to DN300, with cast steel body, bellows seal construction, flanged connection, and handwheel operation, this valve provides reliable sealing performance for water, steam, oil, utility, and process applications.
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Product Overview
PN16 Bellows Seal Globe Valve is a linear motion valve commonly used for flow isolation, throttling, and controlled flow regulation. The globe valve body design provides effective flow control capability, making it suitable for industrial systems that require stable and controlled fluid movement.
This valve is equipped with bellows seal construction to improve sealing performance around the stem area and reduce the risk of external leakage. It is suitable for water, steam, oil, utility lines, process piping, and general industrial service where reliable shut-off and operational durability are required.
Key Features
Bellows Seal Construction
Bellows seal design helps reduce external leakage around the stem area and improves sealing reliability.
PN16 Pressure Rating
Suitable for industrial piping systems requiring PN16 pressure rating compatibility.
Cast Steel Body
Cast steel body construction provides durability and mechanical strength for industrial service.
13Cr Disc
13Cr disc material supports improved corrosion and wear resistance in suitable service conditions.
Flanged Connection
Flanged end connection provides secure installation between piping flanges.
Handwheel Operation
Manual handwheel operation allows smooth opening, closing, and flow regulation.
Technical Specification
| Item | Specification |
|---|---|
| Product Type | PN16 Bellows Seal Globe Valve |
| Valve Type | Globe Valve |
| Brand | WEISSMILLER |
| Size Range | DN25 – DN300 |
| Body Material | GS-C25 / WCB Cast Steel |
| Disc Material | 13Cr |
| Stem Material | 2Cr13 |
| Bellows Material | 304 Stainless Steel |
| Gasket Material | Graphite |
| Packing Material | Graphite |
| Connection | Flanged End |
| Pressure Rating | PN16 |
| Operation | Handwheel Operated |
| Working Temperature | -29°C to 425°C |
| Applicable Media | Water, Steam, Oil |
| Design & Manufacture Standard | DIN 3356 |
| Inspection & Test Standard | DIN 3230 |
| Connection End Standard | DIN 2543–2545 |
| Structure Length Standard | DIN 3203 |
Performance Parameters
| Parameter | Value |
|---|---|
| Nominal Pressure | PN16 |
| Strength Test | 2.4 MPa |
| Sealing Test | 1.76 MPa |
| Gas Seal Test | 0.6 MPa |
| Working Temperature | -29°C to 425°C |
| Applicable Media | Water, Steam, Oil |
Dimension Data Example
Dimension data below shows example sizes from the available range. Other sizes from DN25 to DN300 are available upon request.
| DN | L | D | D2 | b | f | n-φd | W | H |
|---|---|---|---|---|---|---|---|---|
| 250 | 730 | 405 | 320 | 26 | 3 | 12-φ26 | 550 | 710 |
| 300 | 850 | 460 | 378 | 28 | 4 | 12-φ26 | 550 | 765 |
Material List
| Part | Material | Part | Material |
|---|---|---|---|
| Body | WCB | Bonnet | WCB |
| Disc | 13Cr | Stem | 2Cr13 |
| Bellows | 304 | Gasket | Graphite |
| Packing | Graphite | Hex Nuts | Carbon Steel |
| Stud Bolt | Carbon Steel | Pin | C45 |
| Positioning | C45 | Handwheel | Cast Iron / Steel |
Product Details
Additional product views showing the bellows seal globe valve body, flanged connection, handwheel operation, bolted bonnet, rising stem mechanism, body marking, and dimensional reference for easier product identification and technical review.
Applications
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