Description
150# Bronze Threaded Flange
ASC 150# Bronze Threaded Flange Fig. 16TH1 provides a Class 150 bolted flange connection with an NPT threaded center for connecting compatible threaded piping to flanged piping, valves, and equipment.
Constructed from cast bronze ASTM B62, UNS Alloy C83600, the 16TH1 combines corrosion-resistant bronze construction with accurately machined pipe threads and a standard Class 150 flange configuration.
Product Highlights
- ASC Fig. 16TH1
- Class 150 bronze flange
- NPT threaded connection
- ASTM B62 cast bronze
- ASME B16.24 flange dimensions
- 100% air tested
Technical Specifications
| Product Type | Bronze Threaded Flange |
|---|---|
| Brand | SCI / ASC |
| Manufacturer | ASC Engineered Solutions |
| Figure | 16TH1 |
| Pressure Class | Class 150 |
| Material | Cast Bronze |
| Bronze Specification | ASTM B62, UNS Alloy C83600 |
| Connection | NPT Threaded x Flange |
| Flange Standard | ASME B16.24 |
| Thread Standard | ASME B1.20.1 |
| Primary Function | Threaded Pipe-to-Flange Transition |
Construction Details
ASC Fig. 16TH1 is a Class 150 threaded bronze flange manufactured from ASTM B62 cast bronze, UNS Alloy C83600, for use with compatible threaded piping systems.
The flange dimensions conform to ASME B16.24, while the NPT threaded connection conforms to ASME B1.20.1 for compatibility with properly sized male-threaded pipe and components.
The bronze construction provides corrosion resistance for appropriate piping applications, and ASC specifies 100% air testing with independent verification of applicable chemical and physical properties.
Design & Typical Applications
Threaded Flange Design
- Class 150 flange pattern
- Female NPT connection
- Cast bronze construction
- Bolted flange connection
- Machined pipe threads
Typical Applications
- Industrial piping systems
- Commercial plumbing systems
- Mechanical piping systems
- Valve connections
- Equipment connections
Installation & Selection Considerations
- Confirm the required flange size.
- Verify Class 150 compatibility.
- Use compatible NPT threads.
- Select the proper flange gasket.
- Tighten flange bolts evenly.

Use the SCI Bronze Fittings document to confirm Fig. 16TH1 product identification, bronze fitting information, and the correct ASC item number for your application.
Need Help Selecting a 150# Bronze Threaded Flange?
Need help confirming the flange size, NPT connection, pressure class, or mating flange requirements? The GetPipe.com Team can help you select the correct ASC bronze threaded flange.
Frequently Asked Questions
What is the 150# Bronze Threaded Flange used for?
It provides a transition between compatible threaded piping and a bolted Class 150 flange connection.
What figure identifies the ASC Bronze Threaded Flange?
ASC Engineered Solutions identifies the Class 150 Bronze Threaded Flange as Fig. 16TH1.
What material is the flange manufactured from?
The flange is manufactured from cast bronze conforming to ASTM B62, UNS Alloy C83600.
What type of pipe connection does the flange use?
The flange uses a female NPT threaded connection for compatible male-threaded piping.
What standard applies to the flange dimensions?
ASC specifies flange dimensions conforming to ASME B16.24.
What standard applies to the NPT threads?
The NPT pipe threads conform to ASME B1.20.1.
Is the threaded flange tested?
ASC specifies 100% air testing and independent verification of applicable chemical and physical properties.
What should I confirm before ordering?
Confirm the flange size, NPT pipe size, Class 150 requirements, and mating flange configuration.
Important Ordering & Installation Notes
- Confirm the flange and pipe size.
- Verify Class 150 compatibility.
- Use appropriate thread sealant.
- Select the correct flange gasket.
- Tighten flange bolts evenly.