NPT Black Round Face 90° Elbow Pipe Fittings
2.90° pipe redirection, threaded industrial fitting .
3.Water/gas industrial pipeline elbow .
4.Black malleable iron, high-strength durable .
5.Precision-threaded, NPT/BSPT compatible .
6.Corrosion-resistant round-edge 90° elbow .
7.Industrial-grade round-edge pipe bend .
8.Durable threaded pipeline redirection fitting
Description
NPT Black Round Face 90° Elbow Pipe Fittings
NPT Black Round Face 90° Elbow Pipe Fittings are specialized heavy-duty mechanical components that you can depend on for basic pipeline applications. These fittings are made from high-grade pliable press, planned to divert liquid or gas stream by precisely 90 degrees in your channeling frameworks. With exactness NPT threading and a particular circular confront plan, these fittings convey prevalent execution in requesting mechanical situations where unwavering quality things most.
The dark coating gives great erosion resistance amid capacity and establishment. You'll appreciate the smooth, bead-like support of the circular confront plan, which offers uniform quality against stretch without sharp edges. These fittings unravel your hardest mechanical challenges, from dispensing with spills in high-vibration situations to interfacing unbending channels in restricted spaces.
Our Factory
Lorem is very carrot, manatory enhanced doped develpers.



Technical Specifications
Our fittings meet the most elevated industry guidelines. The pliable press development takes after ASTM A197 determinations, guaranteeing ideal ductility and quality. You get precision-machined NPT strings that acclimate to ASME B1.20.1 benchmarks for solid fixing performance.
The fabric composition incorporates 2.0-3.0% carbon and 1.0-1.8% silicon, giving the idealize adjust of quality and adaptability. These fittings accomplish a least malleable quality of 40,000 psi (276 MPa) and surrender quality of 30,000 psi (207 MPa). This prevalent quality avoids fragile break beneath stress.






Key Features
- Round Confront Plan: Streamlined profile minimizes push concentrations
- NPT Threading: Decreased strings make mechanical obstructions fit for pressure-tight seals
- Malleable Press Development: Assimilates warm stun and mechanical vibration without cracking
- Black Defensive Coating: Anti-rust treatment for improved durability
- Precision Fabricating: Strict quality control guarantees steady performance
- Class 150/300 Evaluations: Appropriate for different weight applications
Dimensions and Specifications Table
| Size (inches) | Thread Type | Pressure Rating | Weight (lbs) | Length (mm) | Height (mm) |
|---|---|---|---|---|---|
| 1/8 | NPT | 300 PSI | 0.15 | 28 | 22 |
| 1/4 | NPT | 300 PSI | 0.25 | 32 | 26 |
| 3/8 | NPT | 300 PSI | 0.35 | 36 | 30 |
| 1/2 | NPT | 300 PSI | 0.55 | 42 | 35 |
| 3/4 | NPT | 300 PSI | 0.85 | 48 | 40 |
| 1 | NPT | 150 PSI | 1.25 | 55 | 48 |
| 1-1/4 | NPT | 150 PSI | 1.85 | 65 | 55 |
| 1-1/2 | NPT | 150 PSI | 2.45 | 72 | 62 |
| 2 | NPT | 150 PSI | 3.85 | 85 | 75 |






Materials and Surface Treatment
We utilize premium flexible press that meets ASTM A197 measures. The fabric composition guarantees great ductility whereas keeping up basic astuteness. Our exclusive dark coating prepare applies a rust-preventative bituminous or varnish wrap up that passes thorough salt-spray testing.
This surface treatment ensures your fittings amid transportation and establishment. The dark wrap up too serves as an industry-standard identifier for gas and oil applications, making a difference you recognize these lines from water systems.
Standards and Certifications
Our NPT Black Round Face 90° Elbow Pipe Fittings comply with:
- ASME B16.3 dimensional standards
- ASTM A197 material specifications
- ANSI/ASME B1.20.1 threading standards
- ISO9001 quality management system






Application Areas
These flexible fittings exceed expectations in different mechanical applications. You'll discover them basic for:
Industrial Steam Frameworks: Culminate for low-to-medium weight steam conveyance up to 150 psi. The pliable development handles warm cycling without losing seal integrity.
Natural Gas and Propane Lines: Industry standard for commercial HVAC and gas utility channeling. The 90-degree geometry makes a difference course heavy-gauge pipe around auxiliary obstacles.
Oil and Gas Operations: Solid execution in non-corrosive liquid exchange frameworks where solidness and vibration resistance are critical.
Manufacturing Gear: Perfect for oil frameworks and pneumatic applications in overwhelming apparatus environments.
Installation Instructions
- Clean all strings altogether some time recently assembly
- Apply fitting string sealant or tape
- Hand-tighten the fitting until snug
- Use pipe torques to total the association with 1-3 extra turns
- Avoid over-tightening to anticipate string damage
- Test framework weight continuously after installation
Packaging and Shipping
We bundle each fitting exclusively to avoid harm amid transport. Our standard shipping holders suit different arrange sizes effectively. Bulk orders get extraordinary bundling thought to optimize coordinations costs whereas guaranteeing item protection.





Quality Control
Every fittings experiences thorough testing some time recently shipment. Our quality control handle incorporates dimensional confirmation, string review, and weight testing. We keep up comprehensive traceability records for all products.
OEM and Customization Services
With our 26 a long time of fabricating mastery, we offer total customization administrations. Our building group can alter measurements, materials, or coatings to meet your particular necessities. Least arrange amounts apply for custom specifications.






Frequently Asked Questions
Q: What's the difference between round face and square face fittings?
A: Round face fittings feature smooth, bead-like reinforcement that provides uniform strength without sharp edges, while square face fittings have angular reinforcement.
Q: Can these fittings be used with potable water?
A: The black coating is designed for oil, gas, and steam applications. For potable water, consider our galvanized options.
Q: What torque specifications should I use?
A: Follow standard NPT torque guidelines based on fitting size, typically 15-30 ft-lbs for smaller sizes.
Contact Us
Ready to discuss your NPT Black Round Face 90° Elbow Pipe Fittings requirements? Our technical team is here to help you select the right specifications for your application. Contact us today at zhiyuan@mifittings.com for quotes, technical support, or custom solutions.
With Shanxi Taigu Zhiyuan's commitment to quality and service, you're choosing a partner dedicated to your project's success.
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