IMPA: 612051-612060

Tube Flaring Expanders 6.4–40 mm (1/4" – 1-9/16") – IMPA 612051-612060

These tube flaring expanders are essential for creating precise flares on condenser and heat exchanger tubes. Designed for maritime and industrial applications, they ensure a secure connection with flare fittings, preventing leaks in critical systems. The set covers a wide range of tube inner diameters from 6.4 mm to 40 mm (1/4" to 1-9/16"), with square shanks in 8, 9.5, and 12.7 mm sizes. Available as 10 individual IMPA-coded items (612051-612060), each tool is crafted from hardened tool steel for durability and long service life.

Ideal for ship chandlers, purchasing officers, and chief engineers sourcing by IMPA code, these expanders are supplied individually and priced per piece. When ordering, specify the IMPA number to ensure you receive the correct size for your tube inner diameter. Select the largest expander that fits your tube for optimal performance.

Key Features

Technical Specifications

All 10 IMPA codes below are stocked and quoted individually. State the IMPA code when enquiring.

IMPA CodeTube I.D. & Flare Range (mm)Tube I.D. & Flare Range (inch)Square Shank (mm)
6120516.4 to 7.51/4 to 5/168
6120529.5 to 113/8 to 7/168
61205313 to 151/2 to 19/328
61205416 to 18.55/8 to 3/48
61205519 to 223/4 to 7/89.5
61205622 to 25.57/8 to 19.5
61205725 to 29.51 to 1-3/89.5
61205829 to 33.51-1/8 to 1-5/1612.7
61205932 to 36.51-1/4 to 1-7/1612.7
61206035 to 401-3/8 to 1-9/1612.7

Frequently Asked Questions

What is the IMPA code range for these tube flaring expanders?

The IMPA codes are 612051 through 612060, covering 10 different sizes. Each size is ordered individually by its specific IMPA code.

How do I choose the correct size?

Select the expander that matches the inner diameter of your tube. The range covers 6.4 mm to 40 mm (1/4" to 1-9/16"). For best results, choose the largest expander that fits your tube size.

Are these expanders suitable for use on shipboard heat exchangers?

Yes, they are specifically designed for flaring tubes in condensers, heat exchangers, and similar applications, making them ideal for marine use.

Can I order a single expander or do I need to buy the whole set?

Each expander is sold individually. You can order just the size you need by specifying the corresponding IMPA code.

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