3400 Series

Flaring Boiler Expanders

3400 Series Specifications

Tube OD Range

1.500″ to 4.000″
(38.1 – 101.6mm)

Tube Sheet Thickness/Roll Length

Tube Sheet Thickness XX Overall Length* Eff. Length*
1/2″ – 7/8″
(12 – 22mm)
15 1.500″
(38.1mm)
0.875″
(22.22mm)
1″ – 1-3/8″
(25.4 – 35mm)
21 2.000″
(50.8m)
1.375″
(34.93mm)

xx signifies tube sheet thickness. Enter two digits for desired roll length for expander and roll set part numbers.
*Expanding Roll

Spares & Accessories

Drum Mandrel:

Most commonly used mandrel. Best used when tube sheet is readily accessible to operator. 9-5/8″ (244.5mm) to 17″ (431.8mm) long.

Header Mandrel:

For reaching through a header or water leg. 18″ (457.2mm) to 25″ (635.0mm) long.

Short Mandrel:

Used in place of Drum Mandrel when working in tight areas or where tube bends too quickly. May require two or more mandrels to obtain full expansion range of the expander. 6-1/4″ (158.8mm) long.

Roll Set:

Consists of (3) expanding rolls, (3) flaring rolls, and (6) roll retainer pins.

Lubricant

Expander Part Numbers

3415-10104, 3415-11764, 3415-10932, 3415-10516, 3415-10516, 3415-11132, 3415-11132, 3415-10308, 3415-10308, 3415-10716, 3415-10716, 3415-10102, 3415-10102, 3415-10916, 3415-10916, 3415-10508, 3415-10508, 3415-11116, 3415-11116, 3415-10304, 3415-10304, 3415-11316, 3415-11316, 3415-11316, 3415-11316, 3415-10708, 3415-10708, 3415-11516, 3415-11516, 3415-20000, 3415-20000, 3415-20000, 3415-20000, 3415-20000, 3415-20000, 3415-20116, 3415-20116, 3415-20108, 3415-20108, 3415-20316, 3415-20316, 3415-20104, 3415-20104, 3415-20104, 3415-20104, 3415-20104, 3415-20104, 3415-20516, 3415-20308, 3415-20716, 3415-20716, 3415-20102, 3415-20916, 3415-20916, 3415-20508, 3415-20508, 3415-21116, 3415-21116, 3415-20304, 3415-21316, 3415-21316, 3415-20708, 3415-20708, 3415-21516, 3415-21516, 3415-30000, 3415-30116, 3415-30116, 3415-30108, 3415-30108, 3415-30316, 3415-30316, 3415-30104, 3415-30516, 3415-30308, 3415-30716, 3415-30716, 3415-30102, 3415-30916, 3415-30916, 3415-30508, 3415-30508, 3421-10104, 3421-11764, 3421-10932, 3421-10516, 3421-10516, 3421-11132, 3421-11132, 3421-10308, 3421-10308, 3421-10716, 3421-10716, 3421-10102, 3421-10102, 3421-10916, 3421-10916, 3421-10508, 3421-10508, 3421-11116, 3421-11116, 3421-10304, 3421-10304, 3421-11316, 3421-11316, 3421-11316, 3421-11316, 3421-10708, 3421-10708, 3421-11516, 3421-11516, 3421-20000, 3421-20000, 3421-20000, 3421-20000, 3421-20000, 3421-20000, 3421-20116, 3421-20116, 3421-20108, 3421-20108, 3421-20316, 3421-20316, 3421-20104, 3421-20104, 3421-20104, 3421-20104, 3421-20104, 3421-20104, 3421-20516, 3421-20308, 3421-20716, 3421-20716, 3421-20102, 3421-20916, 3421-20916, 3421-20508, 3421-20508, 3421-21116, 3421-21116, 3421-20304, 3421-21316, 3421-21316, 3421-20708, 3421-20708, 3421-21516, 3421-21516, 3421-30000, 3421-30116, 3421-30116, 3421-30108, 3421-30108, 3421-30316, 3421-30316, 3421-30104, 3421-30516, 3421-30308, 3421-30716, 3421-30716, 3421-30102, 3421-30916, 3421-30916, 3421-30508, 3421-30508

Drum Mandrel Part Numbers

9003TD57, 9003TD57, 9003TD58, 9003TD58, 9003TD58, 9003TD59, 9003TD59, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003TD57, 150003TD57, 150003TD58, 150003TD58, 150003TD58, 150003TD59, 150003TD59, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD1PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003CD3PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD5PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD7PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD8PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD9PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX, 150003MD10PX

Header Mandrel Part Numbers

9003TH57, 9003TH57, 9003TH58, 9003TH58, 9003TH58, 9003TH59, 9003TH59, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH9PX, 150003MH9X, 150003MH9X, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003TH57, 150003TH57, 150003TH58, 150003TH58, 150003TH58, 150003TH59, 150003TH59, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH1PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003CH3PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH5PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH7PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH8PX, 150003MH9PX, 150003MH9X, 150003MH9X, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH9PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX, 150003MH10PX

Short Mandrel Part Numbers

150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D1, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N4, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D2, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N5, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D3, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003D4, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N6, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N7, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N9, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003N12, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N8, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N10, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N11, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N13, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14, 150003N14

Roll Set Part Numbers

3415-64, 3415-65, 3415-65, 3415-67, 3415-67, 3415-68, 3415-68, 3415-1, 3415-1, 3415-2, 3415-2, 3415-3, 3415-3, 3415-4, 3415-4, 3415-5, 3415-5, 3415-5, 3415-5, 3415-6, 3415-6, 3415-7, 3415-7, 3415-7, 3415-7, 3415-8, 3415-8, 3415-9, 3415-9, 3415-8, 3415-8, 3415-8, 3415-8, 3415-8, 3415-8, 3415-9, 3415-9, 3415-10, 3415-10, 3415-12, 3415-12, 3415-11, 3415-11, 3415-11, 3415-11, 3415-11, 3415-11, 3415-12, 3415-13, 3415-14, 3415-14, 3415-15, 3415-16, 3415-16, 3415-17, 3415-17, 3415-16, 3415-16, 3415-17, 3415-18, 3415-18, 3415-19, 3415-19, 3415-20, 3415-20, 3415-20, 3415-21, 3415-21, 3415-22, 3415-22, 3415-23, 3415-23, 3415-24, 3415-25, 3415-24, 3415-25, 3415-25, 3415-26, 3415-27, 3415-27, 3415-28, 3415-28, 3421-64, 3421-65, 3421-65, 3421-67, 3421-67, 3421-68, 3421-68, 3421-1, 3421-1, 3421-2, 3421-2, 3421-3, 3421-3, 3421-4, 3421-4, 3421-5, 3421-5, 3421-5, 3421-5, 3421-6, 3421-6, 3421-7, 3421-7, 3421-7, 3421-7, 3421-8, 3421-8, 3421-9, 3421-9, 3421-8, 3421-8, 3421-8, 3421-8, 3421-8, 3421-8, 3421-9, 3421-9, 3421-10, 3421-10, 3421-12, 3421-12, 3421-11, 3421-11, 3421-11, 3421-11, 3421-11, 3421-11, 3421-12, 3421-13, 3421-14, 3421-14, 3421-15, 3421-16, 3421-16, 3421-17, 3421-17, 3421-16, 3421-16, 3421-17, 3421-18, 3421-18, 3421-19, 3421-19, 3421-20, 3421-20, 3421-20, 3421-21, 3421-21, 3421-22, 3421-22, 3421-23, 3421-23, 3421-24, 3421-25, 3421-24, 3421-25, 3421-25, 3421-26, 3421-27, 3421-27, 3421-28, 3421-28