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Two brass copper pipe extension joint connectors, one 3/8 and one 1/4 size.
Image showing forged brass solderless tube fittings and flare fittings for copper tubing.
Diagram showing features of pipe extension fittings including high quality brass material, clear threads, thickened design, a
Close-up of brass copper pipe extension fittings with flare nuts being soldered onto a copper pipe.
Set of brass copper pipe extension fittings with flare nuts and corresponding black pipe sections
Three brass extension fittings with flare nuts shown in various angles
Various copper pipe extension fittings and flare nuts are shown in different contexts, including a fan housing and a hand-hel
White insulated copper pipe extension fittings with brass flare nuts
A brass copper pipe extension fitting with flare nuts, shown in a top-down view.
A collection of brass copper pipe extension fittings with flare nuts arranged diagonally on a white background.
A brass copper pipe extension fitting with flare nuts, shown in a top-down view.
Brass copper pipe extension fitting with a 1/4 flare nut and hexagonal body.
A brass copper pipe extension fitting with a flare nut and hexagonal body.
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Copper Pipe Extension Fittings with Flare Nuts

السعر الأصلي $17.99 سعر التخفيض $14.99 – $21.99

لماذا يحبه العملاء

Reliable Copper Connections Without Soldering

These copper pipe extension fittings with flare nuts provide a dependable, weld-free way to extend or join copper pipes in HVAC, refrigeration, and plumbing systems.

  • Secure, leak-proof flare nut connection without soldering
  • Premium solid copper for durability and corrosion resistance
  • Compatible with 1/4 inch, 3/8 inch, and 1/2 inch copper pipes
  • Rated for pressures up to 1.6 MPa (229 PSI)
  • Operates from -20°C to 120°C for versatile use
  • Ideal for HVAC, refrigeration, plumbing, and more
Two brass copper pipe extension joint connectors, one 3/8 and one 1/4 size.

Why Choose These Copper Fittings

No-Solder Connection

The flare nut design creates a secure, leak-proof connection without the need for soldering, saving time and effort on every job.

Built to Last

Premium solid copper construction delivers exceptional durability and corrosion resistance, ensuring long-lasting performance in demanding environments.

Handles Extreme Conditions

Rated for pressures up to 1.6 MPa (229 PSI) and temperatures from -20°C to 120°C, these fittings handle tough operating conditions with ease.

Versatile Compatibility

Compatible with 1/4 inch, 3/8 inch, and 1/2 inch copper pipes, these fittings offer flexibility for a wide range of HVAC, refrigeration, and plumbing applications.

Setup

Simple, Solder-Free Installation

No electrician, no wiring, no fuss.

  1. Prepare the Pipe

    Slide the flare nut onto the copper pipe and prepare the pipe end for a flare connection.

  2. Tighten the Flare Nut

    Tighten the flare nut securely onto the fitting to create a leak-proof, weld-free joint.

  3. Secure and Done

    The connection is complete—no soldering or special tools required, ready for immediate use.

Specs

The details that matter

Built to last outdoors, season after season.

Connector Size
Size 1, Size 4, Size 8
Material
Solid copper
Compatible Pipe Sizes
1/4 inch (6.35mm), 3/8 inch (9.53mm), 1/2 inch (12.7mm)
Pressure Rating
1.6 MPa (229 PSI)
Temperature Range
-20°C to 120°C

وعدنا بتسوق بلا قلق

إذا وصل طلبك تالفاً أو معيباً أو غير مطابق للوصف، تواصل معنا خلال 14 يوماً وسنصلح الأمر باستبدال أو استرداد.

Frequently asked questions

Everything you might want to know before you order.

What pipe sizes are these fittings compatible with?

These fittings are compatible with 1/4 inch (6.35mm), 3/8 inch (9.53mm), and 1/2 inch (12.7mm) copper pipes, giving you flexibility across various system sizes.

How does the flare nut design improve installation?

The flare nut design creates a secure, leak-proof connection without soldering, making installation quicker and cleaner while reducing the risk of leaks.

What is the maximum pressure rating for these fittings?

These fittings are rated for pressures up to 1.6 MPa (229 PSI), ensuring dependable performance in high-pressure applications.

What temperature range can these fittings withstand?

These fittings operate across a wide temperature range from -20°C to 120°C, making them suitable for both cold and hot environments.

What applications are these fittings best suited for?

They are ideal for air conditioning lines, refrigeration equipment, shipboard piping, medical oxygen systems, fuel and gas lines, vacuum applications, and general plumbing.

الشحن والإرجاع

الشحن

  • التوصيل إلى الولايات المتحدة (حسب الدولة/المنطقة المختارة).
  • مدة التوصيل المتوقعة: 3–15 أيام عمل بعد الشحن.
  • تكلفة الشحن: مجانية.

الإرجاع

يمكنك طلب الإرجاع خلال 14 يوماً بعد التسليم. للإرجاع القياسي تُفرَض رسوم شحن ثابتة قدرها 4.00 € EUR (حوالي 4.66 $ USD) تُخصم من مبلغ الاسترداد. شحن الإرجاع مجاني إذا وصل المنتج تالفًا أو معيبًا أو غير صحيح. يجب أن تكون المنتجات غير مستخدمة وفي عبوتها الأصلية حيثما أمكن. تواصل معنا قبل إعادة الشحن.