Service Metal
3000# Forged Steel Threaded Full Couplings
- SKU:
- 3MCPLT
- Availability:
- Usually Ships Same Day
- Weight:
- 0.00 LBS
Description
3000# Forged Steel Threaded Full Couplings
3000# Forged Steel Threaded Full Couplings are designed to securely connect two male-threaded pipe sections in a straight run within compatible high-pressure piping systems.
Manufactured from normalized forged carbon steel conforming to ASME SA105N, these couplings feature female NPT threads on both ends for dependable pipe-to-pipe connections. Forged steel fitting dimensions conform to ASME B16.11, while NPT threads conform to ASME B1.20.1.
Product Highlights
- 3000# forged steel threaded full coupling
- Designed to connect two threaded pipe sections in a straight run
- Female NPT connections on both ends
- Full coupling configuration
- Compact forged steel construction
- Forged steel fitting material conforms to ASME SA105N
- Material is normalized
- Forged steel fitting dimensions conform to ASME B16.11
- NPT threads conform to ASME B1.20.1
- Suitable for compatible high-pressure threaded piping systems
- Manufactured in ISO-certified facilities
- Precision-machined threaded connections
- Product specification sheet available
- Certificate of Conformance available
Technical Specifications
| Product Type | Threaded Full Coupling |
|---|---|
| Pressure Class | 3000# |
| Material | Forged Carbon Steel |
| Connection Type | Female NPT x Female NPT |
| Configuration | Full Coupling |
| Primary Function | Connect Two Male-Threaded Pipe Sections in a Straight Run |
| Material Standard | ASME SA105N |
| Heat Treatment | Normalized |
| Dimensional Standard | ASME B16.11 |
| Thread Standard | ASME B1.20.1 |
| Manufacturing | ISO-Certified Facilities |
| Documentation | Specification Sheet and Certificate of Conformance Available |
Full Coupling Configuration
Female NPT End
One end accepts a compatible male-threaded pipe or fitting.
Forged Full-Length Body
The forged body provides a straight-through connection between the two threaded pipe sections.
Opposite Female NPT End
The second female NPT opening connects to the adjoining male-threaded pipe to complete the coupling connection.
Construction Details
These 3000# threaded full couplings are manufactured from normalized forged carbon steel conforming to ASME SA105N. Forged steel fitting dimensions conform to ASME B16.11.
Precision-machined female NPT threads on both ends conform to ASME B1.20.1, allowing compatible male-threaded pipe sections to be joined in a straight piping run.
Why Choose a Forged Steel Threaded Full Coupling?
Straight Pipe Connection
- Joins two male-threaded pipe sections
- Female NPT connections on both ends
- Maintains a straight piping run
- Compact forged fitting configuration
- Designed for compatible 3000# threaded systems
Forged Steel Construction
- Manufactured from forged carbon steel
- Material conforms to ASME SA105N
- Normalized material condition
- Dimensions conform to ASME B16.11
- Manufactured in ISO-certified facilities
Full Coupling vs. Half Coupling
Full Coupling
A full coupling has female threaded connections on both ends and is designed to join two compatible male-threaded pipe sections.
Half Coupling
A half coupling provides a single threaded connection and is commonly incorporated into fabricated branch, tank, vessel, or equipment connections.
Typical Applications
Industrial & Mechanical Piping
- Industrial process piping
- Mechanical piping systems
- Plant utility piping
- Power generation piping
- Fabricated piping assemblies
Threaded Piping Systems
- Oil and gas piping
- Process piping
- Equipment connections
- Commercial piping systems
- Compatible high-pressure threaded systems
Applicable Forged Steel Standards
ASME SA105N
Forged steel fitting material conforms to ASME SA105N and is supplied in the normalized condition.
ASME B16.11
Forged steel fitting dimensions conform to ASME B16.11.
ASME B1.20.1
NPT threads on the forged steel fitting conform to ASME B1.20.1.

Ask Willy: Need Pipe Size Help?
Use our common pipe diameters and wall thickness chart to confirm sizing before ordering 3000# forged steel threaded full couplings. You can also review the product specification sheet and Certificate of Conformance below.
Product Documentation
Product Specification Sheet
Review the specification sheet for dimensional and product-specific information on the 3000# forged steel threaded full coupling.
Pipe Size Chart
Use the common pipe diameters and wall thickness chart to help confirm compatible threaded pipe sizing before ordering.
Certificate of Conformance
Certificate of Conformance documentation is available through the linked PDF.
Frequently Asked Questions
What is a 3000# forged steel threaded full coupling?
It is a forged steel fitting with female NPT threads on both ends designed to connect two compatible male-threaded pipe sections in a straight run.
What type of connections does this coupling use?
This fitting uses female NPT threaded connections on both ends.
What is the difference between a full coupling and a half coupling?
A full coupling provides threaded connections on both ends for joining two pipe sections, while a half coupling provides a single threaded connection for incorporation into another piping or fabricated component.
What material standard applies?
The supplied product information states that forged steel fitting material conforms to ASME SA105N.
Is the material normalized?
Yes. The supplied product information specifies normalized forged carbon steel.
What dimensional standard applies?
Forged steel fitting dimensions conform to ASME B16.11.
What standard applies to the NPT threads?
NPT threads conform to ASME B1.20.1.
Is this coupling intended for reducing between pipe sizes?
No. This full coupling is intended for a straight threaded connection. A reducing coupling should be used when transitioning between different nominal pipe sizes.
Are the manufacturing facilities ISO certified?
Yes. The supplied product information states that production takes place in ISO-certified facilities.
What should I verify before ordering?
Confirm the nominal pipe size, 3000# class, female NPT connection requirements, material requirements, and applicable piping-system specifications before ordering.
Important Ordering & Installation Notes
- Confirm the required nominal NPT size before ordering.
- This listing is for a 3000# forged steel threaded full coupling.
- Confirm that a straight female NPT x female NPT connection matches the intended piping layout.
- Forged steel fitting material conforms to ASME SA105N and is normalized.
- Forged steel fitting dimensions conform to ASME B16.11.
- NPT threads conform to ASME B1.20.1.
- Verify compatibility with both adjoining male-threaded pipe sections.
- Use appropriate thread sealant or PTFE tape where permitted by the applicable piping code, project specification, and service.
- Avoid excessive tightening that could damage threads or adjoining components.
- Confirm applicable pressure, temperature, material, and project requirements before installation.
- Review the product specification sheet before installation.
- Certificate of Conformance documentation is available from the link above.