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Class 150 Threaded Flange

Class 150 Threaded Flange

Class 150 Threaded Flange with Longan made in China provides standard threaded flange solutions for water treatment, HVAC, municipal pipelines, and light industrial systems. Manufactured with precision-machined threads and stable sealing performance, this flange supports convenient installation without welding in many low- and medium-pressure applications.

Longan Class 150 Threaded Flange Manufacturer for standardized pipeline connection and daily industrial procurement. This threaded flange solution is commonly selected for municipal engineering, water circulation systems, HVAC piping, fire protection lines, and light industrial fluid transportation because it simplifies installation and reduces on-site processing requirements.

Threaded Flange


Tested Operational Performance

Technical Item Verified Data
Thermal Cycle Test Range -50℃ to 150℃
Axial Vibration Test 30Hz × 8h
Seismic Simulation 0.5g PGA
LNG Low-Temperature Condition -196℃
Salt Spray Corrosion Rate 0.001mm/year
Sand + Crude Oil Wear Rate <0.01mm/year
Deep-Sea Swing Fatigue Test 10⁷ cycles
Vacuum Leakage Performance <1×10⁻⁹ mbar·L/s


Corrosion Protection Features

PTFE-graphene composite treatment improves thread surface protection.

Suitable for humid and corrosive industrial environments.

Helps reduce maintenance frequency in long-term operation.

Supports stable sealing performance under demanding conditions.

Temperature and Environmental Adaptability

The Class 150 Threaded Flange can be manufactured for applications involving:

Low-temperature operation

Outdoor pipeline exposure

High-humidity industrial environments

General chemical fluid transportation


Engineered for Standard Low-Pressure Pipeline Connections

Practical Threaded Assembly Structure

Internal precision threads support direct pipe connection.

Suitable for installations where welding is not preferred.

Simplifies maintenance replacement and pipeline modification work.

Reduces field installation complexity in routine engineering projects.

Suitable Operating Applications

The  Threaded Flange is widely applied in:

Water treatment equipment

Municipal utility pipelines

HVAC circulation systems

Fire protection systems

General liquid transportation

Low-pressure compressed air systems

Building mechanical piping

Stable Mechanical Connection Performance

Precision-machined threaded engagement improves assembly consistency.

Suitable for repeated installation and maintenance operations.

Helps reduce alignment difficulty during pipeline assembly.

Supports practical operation in daily industrial use.

Real Manufacturing Capability Backed by In-House Production

Complete Factory Processing Workflow

Longan manages the full manufacturing process internally, including:

Forging

CNC machining

Surface treatment

Inspection

Packaging

This Class 150 Threaded Flange structure improves:

Dimensional consistency

Thread processing accuracy

Delivery coordination

Production traceability

Large-Scale Flange Manufacturing Capacity

Manufacturing capability up to 4 meters in flange diameter.

Supports both standard and non-standard flange production.

Suitable for routine procurement and customized industrial projects.

Internal machining control helps maintain stable product quality.

ERP-Controlled Production Management

The factory utilizes a digital ERP management system featuring:

Workshop-wide network coverage

Paperless production management

Raw material tracking

Real-time production monitoring

Digital quality inspection records

This system helps reduce manual processing errors and improves manufacturing efficiency.


Reliable Supply Choice for Competitive Procurement Markets

Advantages for Distributors and Contractors

Standard specification support

Stable production quality

Flexible order quantity

Factory-direct communication

Convenient threaded installation

Suitable for repeat purchasing projects


Longan continues supplying Class 150 Threaded Flange products for global buyers seeking practical threaded pipeline connection solutions with dependable manufacturing quality, verified production management, and flexible procurement support. Contact our sales team for technical consultation, quotation requests, customized specifications, and export supply arrangements.


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