Copper Round Tube – NWM

Description

The NWM Copper Round Tube from Thailand is a trusted and high-performance solution for a wide range of HVAC, refrigeration, gas, and plumbing applications. Produced with advanced manufacturing technology and strict quality control, it delivers a combination of durability, precision, and efficiency that meets the needs of modern engineering systems.

Each tube is manufactured from 99.9% refined electrolytic copper, ensuring excellent thermal and electrical conductivity. The seamless design provides maximum strength and eliminates the risk of leaks under high-pressure conditions. Its uniform wall thickness and polished internal surface allow smooth refrigerant flow, reducing friction and energy loss for improved system efficiency.

Designed for air-conditioning and refrigeration systems, NWM copper tubes excel in performance under extreme conditions, offering outstanding corrosion resistance and long service life. Whether used in domestic water supply, industrial cooling plants, or commercial gas pipelines, the product maintains its integrity, flexibility, and clean appearance.

Complying with ASTM B280, EN 12735-1, and JIS H3300 international standards, each NWM tube is fully compatible with leading refrigerants such as R22, R134a, R410A, and R32. Every piece is subjected to pressure testing, dimension checks, and surface inspections, ensuring complete reliability before shipment.

Available in a variety of outer diameters from 6mm to 28mm, and wall thicknesses from 0.2mm to 0.8mm, NWM copper tubes are supplied in straight lengths or coils, each end-capped and labeled for protection and authenticity.

With a strong reputation for precision engineering and consistent quality, NWM Copper Tubes have become a preferred choice among HVAC professionals, contractors, and builders across Asia and the Middle East. Combining Thai craftsmanship with international standards, NWM delivers performance, sustainability, and trust in every installation.

⚙️ Key Features

• ✅ Brand: NWM (Thailand)

• ✅ Material: 99.9% Electrolytic Pure Copper

• ✅ Construction: Seamless Drawn Tube

• ✅ Finish: Bright Polished Inner & Outer Surface

• ✅ Standards: ASTM B280 / EN 12735-1 / JIS H3300

• ✅ Operating Range: -50°C to +200°C

• ✅ Compatible Refrigerants: R22, R134a, R410A, R32

• ✅ Corrosion Resistance: Excellent against oxidation and scaling

• ✅ Available Sizes: 6mm–28mm OD, 0.2mm–0.8mm wall thickness

• ✅ Origin: Thailand

🧰 Applications

• 🌀 HVAC Systems: Refrigerant and suction lines for air-conditioning and chillers

• ❄️ Refrigeration: Coils, condensers, and evaporators in cooling units

• 💧 Plumbing: Hot and cold water distribution

• 🔥 Gas Lines: Suitable for LPG and natural gas systems

• 🏗️ Construction: Central piping and water distribution systems

• ⚡ Electrical: Earthing and grounding applications

• 🧊 Industrial Cooling: Used in chilled-water and process-cooling systems

🌟 Benefits

✨ High Thermal Conductivity: Ensures efficient heat transfer for HVAC and refrigeration.
✨ Durable and Leak-Free: Seamless manufacturing prevents weak points or cracks.
✨ Easy Workability: Simple to bend, flare, and braze during installation.
✨ Corrosion Resistant: Performs reliably in humid and coastal conditions.
✨ Energy Efficient: Reduces pressure drop and improves overall system efficiency.
✨ Eco-Friendly: Made from recyclable copper, safe for the environment.
✨ Long Service Life: Retains strength and flow capacity for years of use.
✨ Global Certification: Meets ASTM, EN, and JIS standards for professional use.

📦 Packaging & Variants

Each NWM tube is sealed, capped, and labeled with the brand mark to ensure authenticity and protection from dust and contamination.

❓ Frequently Asked Questions (FAQs)

Q1: What refrigerants are compatible with NWM copper tubes?
NWM copper tubes are compatible with R22, R32, R134a, and R410A, making them suitable for all modern HVAC systems.

Q2: Can I use NWM copper tubes in water and gas systems?
Yes, they are ideal for both water distribution and natural gas or LPG systems, ensuring leak-free operation and corrosion protection.

Q3: Are NWM copper tubes environmentally safe?
Absolutely. They are made from 100% recyclable pure copper, contributing to sustainable and eco-friendly construction practices.