NPT Square Face Galvanized 45° Square Edge Elbow Pipe Fittings
2.45° pipe turn, threaded & corrosion-resistant .
3.For industrial water/gas pipelines .
4.Hot-dipped galvanized, precision-threaded .
5.High-strength, anti-rust malleable iron .
6.NPT/BSPT compatible, easy connection .
7.Industrial-grade, 45° flow direction change .
8.Corrosion-proof, durable pipe fitting
Description
NPT Square Face Galvanized 45° Square Edge Elbow Pipe Fittings
When you need reliable direction changes in your piping system, our NPT Square Face Galvanized 45° Square Edge Elbow Pipe Fittings deliver exceptional performance and durability. These specialized Grade A malleable iron components are designed to change liquid or gas stream heading by 45 degrees, advertising essentially lower weight drop compared to standard 90-degree turns. The square edge plan gives predominant basic unbending nature and improved wrench-gripping surface range, making establishment simpler and more secure. With hot-dip galvanized coating for most extreme erosion resistance, these fittings illuminate the basic challenge of untimely disintegration in requesting mechanical environments.
Technical Specifications
Our fittings entirely follow to ASTM and ASME measures for ensured execution. The pliable press development takes after ASTM A197 determinations, guaranteeing fabulous ductility and affect resistance amid warm development cycles. Each fitting keeps up exact 45-degree point resilience per ASME B16.3 prerequisites for idealize arrangement in your channeling system.
| Specification | Standard/Value |
|---|---|
| Material | Malleable Iron ASTM A197 |
| Thread Standard | NPT (ASME B1.20.1) |
| Angle Tolerance | 45° ± 2° (ASME B16.3) |
| Pressure Rating | Class 150 - 300 PSI WOG |
| Steam Rating | 150 PSI Saturated Steam |
| Galvanizing Standard | ASTM A153 |
| Zinc Coating Thickness | >86 microns |
| Temperature Range | -20°F to 400°F |



Key Features
Superior Square Edge Plan: The flat-banded fortification at string openings gives upgraded torque resistance and avoids misshapening amid installation.
Hot-Dip Galvanized Assurance: Our zinc coating surpasses ASTM A153 prerequisites, making a zinc-iron combination layer that offers cathodic assurance against corrosion.
Precise NPT Threading: Compatible with National Pipe Taper strung frameworks, making mechanical wedge seals fundamental for spill prevention.
Optimized Stream Characteristics: The 45-degree point decreases turbulence and erosion-corrosion compared to sharp 90-degree turns.
Dimensions and Specifications Table
| Size (NPT) | A (inches) | B (inches) | C (inches) | Weight (lbs) |
|---|---|---|---|---|
| 1/8" | 0.69 | 0.94 | 0.540 | 0.05 |
| 1/4" | 0.81 | 1.12 | 0.675 | 0.08 |
| 3/8" | 0.95 | 1.31 | 0.840 | 0.12 |
| 1/2" | 1.12 | 1.50 | 0.840 | 0.18 |
| 3/4" | 1.31 | 1.75 | 1.050 | 0.28 |
| 1" | 1.50 | 2.00 | 1.315 | 0.42 |
| 1-1/4" | 1.75 | 2.25 | 1.660 | 0.65 |
| 1-1/2" | 1.94 | 2.44 | 1.900 | 0.85 |
| 2" | 2.25 | 2.94 | 2.375 | 1.35 |
Materials and Surface Treatment
Each fitting begins with high-grade pliable press that gives amazing ductility and resistance to affect breaks. Our hot-dip galvanizing handle makes a defensive zinc coating that shapes a metallurgical bond with the press substrate. This treatment gives long-lasting assurance against rust and erosion, indeed in cruel open air environments.






Standards and Certifications
- ASTM A197 (Malleable Iron Castings)
- ASME B16.3 (Malleable Iron Threaded Fittings)
- ASTM A153 (Zinc Coating Hot-Dip)
- ASME B1.20.1 (Pipe Threads)
- ISO 9001:2015 Quality Management System
Application Areas
Industrial HVAC and Steam Systems: Idealize for kettle room retrofits where the tender 45-degree point decreases turbulence and erosion-corrosion. The square confront plan permits secure hold amid upkeep on steam traps.
Outdoor Auxiliary Systems: Perfect for commercial development, handrails, and guardrails where the level, square tasteful adjusts with building necessities whereas withstanding UV presentation and climate conditions.
Fire Security Frameworks: Basic for riser frameworks where course changes must not hinder execution. The moldable press retains water powered stun whereas NPT strings guarantee solid seals beneath weight fluctuations.
Water Dissemination Systems: Great for civil and mechanical water frameworks requiring solid stream heading changes with negligible weight loss.






Installation Instructions
- Clean all thread surfaces thoroughly
- Apply appropriate pipe thread sealant or tape
- Hand-tighten the fitting until snug
- Use pipe wrenches on the square face for final tightening
- Tighten 1-3 additional turns beyond hand-tight
- Avoid over-tightening to prevent thread damage
Packaging and Shipping
Our NPT Square Face Galvanized 45° Square Edge Elbow Pipe Fittings are carefully bundled in defensive cartons with person wrapping to avoid harm amid travel. Standard bundling incorporates measure distinguishing proof names and dealing with enlightening. We offer adaptable shipping choices to meet your extend timelines.





Quality Control
Our comprehensive quality confirmation prepare incorporates string gaging with certified ring and plug gages, hydrostatic testing at 1.5x appraised working weight, and coating thickness confirmation utilizing attractive gages. Each group experiences ductility testing to affirm the pliable iron's distortion characteristics without failure.






OEM and Customization Services
With over 26 a long time of casting ability and yearly generation capacity of 30,000 tons, we offer custom fabricating arrangements. Our designing group can adjust measurements, materials, or coatings to meet your particular prerequisites. Contact us for custom tooling and specialized applications.






Frequently Asked Questions
Q: What's the difference between Square Edge and Beaded Edge fittings?
A: Square Face/Edge gives a level surface for superior torque buy and higher resistance to twisting beneath tall torque, whereas beaded edges are adjusted and more common in lighter applications.
Q: Can these fittings be used for potable water?
A: Yes, when made and galvanized concurring to NSF/ANSI 61 benchmarks for lead-free plumbing components.
Q: How does galvanizing affect thread engagement?
A: Our fittings are strung after galvanizing or have curiously large strings to oblige coating thickness, guaranteeing legitimate NPT decrease engagement.
Q: Why choose 45° over two 22.5° elbows?
A: A single fitting minimizes spill focuses and decreases weight drop due to contact misfortune, optimizing framework efficiency.
Contact Us
Ready to enhance your piping system with reliable NPT Square Face Galvanized 45° Square Edge Elbow Pipe Fittings? Our specialized specialists are here to offer assistance you select the right determinations for your venture requirements.
Email: zhiyuan@mifittings.com
Get in touch today for competitive pricing, technical support, and fast delivery solutions tailored to your needs.
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