NPT Square Face Galvanized 90° Square Edge Elbow Pipe Fittings
2.Threaded elbow: corrosion-resistant, 90° pipe turn .
3.For industrial/plumbing water/gas pipelines .
4.Hot-dipped galvanized, precision-threaded .
5.High-strength, anti-rust malleable iron .
6.NPT/BSPT compatible, easy pipe connection .
7.Durable, changes flow direction efficiently .
8.Industrial-grade, corrosion-proof threaded elbow
Description
NPT Square Face Galvanized 90° Square Edge Elbow Pipe Fittings
When you need reliable pipe direction changes in your plumbing or industrial systems, the NPT Square Face Galvanized 90° Square Edge Elbow Pipe Fittings deliver exceptional performance and longevity. Manufactured by Shanxi Taigu Zhiyuan Malleable Iron Company Limited, these precision-engineered fittings combine high-strength moldable press development with corrosion-resistant galvanized coating. You'll appreciate how our square-edge plan guarantees secure associations whereas the 90-degree point effectively diverts stream in water, oil, and gas pipeline frameworks. With over 18 a long time of casting ability and an yearly generation capacity of 30,000 tons, we bring you industrial-grade quality that meets requesting applications over plumbing, mechanical, and commercial projects.
Our fittings are planned with your establishment comfort in intellect. The precision-threaded associations work consistently with standard NPT and BSPT threading frameworks. You get reliable quality supported by ISO9001 certification and thorough assessment processes.
Technical Specifications
Our square edge elbows meet exacting industry prerequisites. Each fitting experiences hot-dip galvanization for most extreme rust assurance. The moldable press base fabric gives predominant quality compared to standard cast press alternatives.
Material Composition: High-grade malleable iron
Thread Standards: NPT (National Pipe Thread) / BSPT compatible
Angle: 90 degrees
Surface Treatment: Hot-dipped galvanized coating
Working Temperature: -20°C to 120°C
Maximum Pressure: Up to 300 PSI (depending on size)



Key Features
Corrosion Resistance: The hot-dip galvanized coating secures against rust and amplifies benefit life in unforgiving environments.
Precision Threading: CNC machined strings guarantee leak-free associations and simple establishment each time.
Square Confront Plan: The square edge gives way better torque hold and torque dissemination amid installation.
Versatile Compatibility: Works with both NPT and BSPT strung channels, giving you adaptability in framework design.
High Quality: Pliable press development withstands tall weight and mechanical push superior than standard fittings.
Durability: Fabricated in our office with 156 sets of preparing hardware guarantees reliable quality.
Dimensions and Specifications Table
| Size (inch) | Thread Type | Length (mm) | Width (mm) | Weight (g) | Working Pressure |
|---|---|---|---|---|---|
| 1/4" | NPT/BSPT | 26 | 26 | 45 | 300 PSI |
| 3/8" | NPT/BSPT | 29 | 29 | 68 | 300 PSI |
| 1/2" | NPT/BSPT | 33 | 33 | 95 | 300 PSI |
| 3/4" | NPT/BSPT | 38 | 38 | 155 | 300 PSI |
| 1" | NPT/BSPT | 44 | 44 | 245 | 300 PSI |
| 1-1/4" | NPT/BSPT | 52 | 52 | 385 | 300 PSI |
| 1-1/2" | NPT/BSPT | 57 | 57 | 520 | 300 PSI |
| 2" | NPT/BSPT | 68 | 68 | 825 | 300 PSI |
Materials and Surface Treatment
We utilize premium pliable press that's been heat-treated through our progressed tempering prepare. Our office highlights two 100-ton common gas energy-saving toughening ovens that change delicate cast press into pliable, shock-resistant pliable iron.
The galvanizing prepare includes drenching fittings in liquid zinc utilizing our electric warming natural assurance galvanizing heater. This makes a metallurgical bond that gives uniform coating thickness and prevalent assurance. You'll take note the shinning, clean wrap up that shows quality galvanization.






Application Areas
Plumbing Frameworks: Private and commercial water supply lines where you require strong directional changes.
Industrial Pipelines: Chemical plants, fabricating offices, and preparing plants requiring corrosion-resistant fittings.
Gas Dispersion: Common gas and propane frameworks where security and unwavering quality are paramount.
HVAC Frameworks: Warming and cooling establishments that request reliable performance.
Fire Assurance: Sprinkler frameworks and fire concealment networks.
Agricultural Water system: Water dispersion frameworks uncovered to open air elements.






Installation Instructions
Installing your NPT Square Face Galvanized 90° Square Edge Elbow Pipe Fittings is straightforward when you follow these steps:
- Clean all string surfaces completely some time recently assembly
- Apply fitting string sealant or PTFE tape to male threads
- Hand-tighten the fitting onto the pipe
- Use two wrenches—one on the pipe and one on the square confront of the elbow
- Tighten an extra 1-2 turns past hand-tight
- Avoid over-tightening which may harm threads
- Pressure test the framework some time recently putting it into service
The square edge plan gives you fabulous torque contact for legitimate establishment torque.
Packaging and Shipping
We bundle your fittings carefully to avoid harm amid travel. Standard bundling includes:
- Individual poly bags for smaller sizes
- Carton boxes with protective dividers
- Palletized shipments for bulk orders
- Clear labeling with size and specifications
Our location in Taigu District, just 30 minutes from Taiyuan airport, ensures efficient logistics. You benefit from smooth transportation networks throughout Shanxi Province and beyond.





Quality Control
Every fitting passes through our comprehensive assessment framework. Our quality division utilizes 38 proficient specialized staff who screen generation from crude fabric to wrapped up product.
We conduct string gage testing, dimensional confirmation, and visual assessments on each group. The ISO9001 quality administration framework guides our whole generation handle, guaranteeing you get steady, solid fittings each time.






OEM and Customization Services
Need specialized sizes or threading? We offer OEM administrations custom fitted to your necessities. With over 1,000 item determinations in our catalog and 18 a long time of casting investigate and improvement encounter, we can make custom solutions.
Our four generation workshops—casting, tempering, galvanizing, and machining—give us total control over the fabricating handle. This implies we can alter determinations to meet your interesting venture needs.






Frequently Asked Questions
Q: What's the difference between NPT and BSPT threading?
A: NPT uses a 60-degree thread angle with flat crests, while BSPT has rounded crests. Our fittings accommodate both standards.
Q: Can these fittings be used for potable water?
A: Yes, the galvanized coating is safe for drinking water applications when properly installed.
Q: How long does the galvanized coating last?
A: With proper application conditions, you can expect 20-50 years of corrosion protection.
Q: Do you provide installation support?
A: We offer technical guidance and installation recommendations for all our products.
Q: What's your minimum order quantity?
A: Contact us for current MOQ information based on your specific size requirements.
Contact Us
Ready to source reliable NPT Square Face Galvanized 90° Square Edge Elbow Pipe Fittings for your project? Our team at Shanxi Taigu Zhiyuan Malleable Iron Company Limited is here to help you find the perfect solution.
Email: zhiyuan@mifittings.com
Reach out today for pricing, technical specifications, or custom manufacturing inquiries. We're committed to creating satisfaction for customers like you through quality products and responsive service.
Shanxi Taigu Zhiyuan Malleable Iron Company Limited - Creating opportunities for employees, satisfaction for customers, benefits for enterprises, and wealth for society since 2006.
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