NPT Black Union 330 Pipe Fittings
2.Detachable pipe connection, easy maintenance .
3.Industrial water/gas pipeline fitting .
4.Precision-threaded black malleable iron .
5.High-strength, corrosion-resistant 330 union .
6.NPT/BSPT compatible 330 pipe union .
7.Industrial-grade 330 black malleable fitting .
8.Durable threaded 330 union connector
Description
NPT Black Union 330 Pipe Fittings - Premium Malleable Iron Connectors
When you need reliable, detachable pipe connections for your industrial systems, NPT Black Union 330 Pipe Fittings convey unmatched execution and toughness. These specialized three-piece pliable press connectors include our signature level situate plan, making support and framework alterations basic and productive. Our 330 arrangement unions fathom basic pipeline challenges by permitting component evacuation without cutting channels, whereas giving remarkable quality for Class 150 applications.
At Shanxi Taigu Zhiyuan Malleable Iron Company, we've idealized these fittings through 26 a long time of casting ability and thorough quality control standards.
Our Factory
Technical Specifications
Our fittings are built with precision-machined components that meet the most noteworthy industry guidelines. The level situate fixing component recognizes these fittings from conventional funnel shaped situate plans, advertising predominant gasket compatibility and simpler support access.
Core Performance Parameters:
| Parameter | Specification |
|---|---|
| Material | ASTM A197 Malleable Iron |
| Pressure Rating | 300 PSI WOG / 150 PSI Saturated Steam |
| Thread Standard | ASME B1.20.1 NPT |
| Thread Angle | 60° with 1:16 taper ratio |
| Tensile Strength | Minimum 40,000 PSI |
| Surface Treatment | Anti-rust oil coating |
| Temperature Range | -20°F to 400°F |
Key FeaturesFlat Seat Sealing Design
The particular level situate interface gives a wide fixing surface that obliges gaskets flawlessly. This plan avoids the locking issues common in metal-to-metal decrease seats after expanded service.
Three-Piece Construction
Each union comprises of a nut, male conclusion, and female conclusion, permitting total dismantling without aggravating associated channeling systems.
Superior Material Properties
Cast from ASTM A197 moldable press, these fittings offer great affect resistance and ductility compared to standard dim press alternatives.
Dimensions and Specifications Table
| Size | A (Length) | B (Width) | C (Height) | Thread Length | Weight |
|---|---|---|---|---|---|
| 1/2" | 2.5" | 1.2" | 1.2" | 0.75" | 0.8 lbs |
| 3/4" | 2.8" | 1.4" | 1.4" | 0.75" | 1.2 lbs |
| 1" | 3.2" | 1.6" | 1.6" | 0.85" | 1.8 lbs |
| 1-1/4" | 3.6" | 1.9" | 1.9" | 0.95" | 2.5 lbs |
| 1-1/2" | 4.0" | 2.2" | 2.2" | 0.95" | 3.2 lbs |
| 2" | 4.8" | 2.6" | 2.6" | 1.05" | 4.8 lbs |
Materials and Surface Treatment
We make each fitting from high-grade pliable press that experiences controlled tempering in our specialized heaters. The dark wrap up highlights anti-rust oil treatment that ensures against oxidation whereas keeping up compatibility with oil and gas applications.
Our fabric composition guarantees ideal execution in requesting situations where vibration retention and warm stun resistance are critical.
Standards and Certifications
All fittings comply with:
- ASTM A197 Material Standards
- ASME B1.20.1 Thread Specifications
- ISO9001 Quality Management System
- Class 150 Pressure Ratings
Application Areas
These flexible fittings exceed expectations in various mechanical applications:
Water Frameworks: Metropolitan water conveyance, building plumbing, water system networks
Oil & Gas: Low-pressure conveyance lines, instrumented connections
HVAC Frameworks: Steam and hot water warming systems
Industrial Handling: Chemical preparing, nourishment and refreshment production
Marine Applications: Shipboard channeling frameworks requiring visit upkeep access
The NPT Black Union 330 Pipe Fittings oblige slight misalignments that would stretch welded associations, making them perfect for frameworks subject to warm expansion.
Installation Instructions
- Clean all string surfaces thoroughly
- Apply suitable pipe compound or PTFE tape to male threads
- Install gasket in level situate groove
- Hand-tighten components until snug
- Use fitting torques to accomplish last tightness
- Avoid over-tightening which may harm the level situate surface
Packaging and Shipping
We bundle each fitting with defensive caps and anti-corrosion treatment. Standard bundling incorporates moisture-resistant materials appropriate for amplified capacity. Bulk orders dispatch in tough wooden cases with point by point pressing lists.
Quality Control
Every fitting experiences comprehensive testing counting weight testing, dimensional confirmation, and surface wrap up assessment. Our 38 specialized pros guarantee reliable quality through our total fabricating process.
OEM and Customization Services
With 156 sets of machining hardware and 30,000-ton yearly capacity, we oblige custom details, extraordinary materials, and interesting threading prerequisites. Our building group collaborates closely with clients to create custom-made solutions.
Frequently Asked Questions
Q: What's the difference between 330 and 331 unions?
A: The 330 features a flat seat design requiring gaskets, while 331 uses metal-to-metal conical seating.
Q: Can these fittings handle steam applications?
A: Yes, they're rated for 150 PSI saturated steam up to 400°F.
Q: Do you provide installation gaskets?
A: Gaskets are available separately to ensure proper material compatibility with your specific application.
Contact Us
Ready to enhance your piping systems with reliable NPT Black Union 330 Pipe Fittings? Our technical experts are standing by to assist with specifications, custom requirements, and bulk pricing.
Email: zhiyuan@mifittings.com
Contact us today for detailed quotations and technical support. We're committed to delivering the quality and service that have made us a trusted partner in the malleable iron industry for over two decades.
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