Boiler Tube Expander A Series
Price on request
Versandfertig in: ca. 20 Tagen
Lieferzeit: 21–23 Werktage (DE – Ausland abweichend)
Couldn't load pickup availability
Contact us!
Product description
Product description
A Series Parallel Tube Expanders for Heat Exchangers and Boilers
The A series is an economical parallel tube expander for applications where tubes are expanded without flaring. The robust design with self-retained rolls in a cage ensures precise, reliable operation even under harsh operating conditions.
Typical applications include heat exchangers, condensers, boilers, air preheaters, and similar industrial service equipment. The A series covers a wide range of tube dimensions, making it a versatile solution for maintenance, repair, and manufacturing.
Application and Advantages
- economical standard tool for parallel tube expansion without flaring
- robust, proven construction with durable design
- rolls are self-retained in the cage
- suitable for heat exchangers, boilers, condensers, and air preheaters
- wide coverage range for different tube outer diameters, wall thicknesses, and tube sheet thicknesses
- good price-performance ratio for service, maintenance, and manufacturing
A Series Selection Chart
The following HTML table contains the selection by tube outer diameter, wall thickness, minimum inner diameter, maximum expansion, and tool numbers by tube sheet thickness. As this is a true HTML table, the Shopify translation app can process its content.
| Tube 1 | Tube 2 | Min. I.D. Tool Enters |
Max. Expansion | Tool Number by Tube Sheet Thickness | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| O.D. inch | BWG | Wall inch | O.D. inch | BWG | Wall inch | mm | inch | mm | inch | 7/8" | 1.1/8" | 1.5/8" | 2.1/8" | 2.5/8" |
| 7/8 | 15 | .072 | 1 | 10 | .134 | 18,1 | .712 | 20,4 | .803 | A-81/2 | A-81/3 | – | – | – |
| 7/8 | 16 | .065 | 1 | 11 | .120 | 18,4 | .724 | 20,7 | .814 | A-83/2 | A-83/3 | – | – | – |
| 7/8 | 17 | .058 | 1 | 11 | .120 | 18,8 | .740 | 21,1 | .830 | A-85/2 | A-85/3 | – | – | – |
| 7/8 | 18 | .049 | 1 | 12 | .109 | 19,4 | .763 | 21,6 | .850 | A-87/2 | A-87/3 | – | – | – |
| 7/8 | 19–20 | .042–.035 | 1.1/8 | 8 | .165 | 19,7 | .775 | 22,3 | .877 | A-89/2 | A-89/3 | – | – | – |
| 1 | 13 | .095 | 1.1/8 | 8 | .165 | 20,1 | .791 | 22,4 | .881 | A-91/2 | A-91/3 | – | – | – |
| 1 | 14 | .083 | 1.1/8 | 9 | .148 | 20,6 | .811 | 23,1 | .909 | A-97/2 | A-97/3 | A-97/4 | – | – |
| 1 | 15–16 | .072–.065 | 1.1/8 | 10 | .134 | 21,3 | .838 | 23,8 | .937 | A-99/2 | A-99/3 | A-99/4 | – | – |
| 1 | 17–18 | .058–.049 | 1.1/8 | 11 | .120 | 22,0 | .866 | 24,5 | .964 | A-105/2 | A-105/3 | A-105/4 | – | – |
| 1 | 19–20 | .042–.035 | 1.1/8 | 12 | .109 | 22,4 | 1.000 | 25,0 | .984 | A-101/2 | A-101/3 | A-101/4 | – | – |
| 1.1/4 | 8 | .165 | 1.1/8 | 13 | .095 | 23,3 | .917 | 25,9 | 1.019 | A-111/2 | A-111/3 | A-111/4 | – | – |
| 1.1/4 | 10 | .134 | 1.1/8 | 14 | .083 | 23,9 | .942 | 26,5 | 1.043 | A-113/2 | A-113/3 | A-113/4 | – | – |
| 1.1/4 | 10 | .134 | 1.1/8 | 15–16 | .072–.065 | 24,4 | .960 | 27,2 | 1.070 | A-117/2 | A-117/3 | A-117/4 | – | – |
| 1.1/4 | 11 | .120 | 1.1/8 | 15–16 | .072–.065 | 25,2 | .992 | 28,0 | 1.102 | A-119/2 | A-119/3 | A-119/4 | – | – |
| 1.1/4 | 12 | .109 | 1.1/8 | 15–16 | .072–.065 | 25,7 | 1.011 | 28,5 | 1.122 | A-121/2 | A-121/3 | A-121/4 | – | – |
| 1.1/4 | 13 | .095 | 1.3/8 | 8 | .165 | 26,1 | 1.027 | 28,8 | 1.133 | A-127/2 | A-127/3 | A-127/4 | – | – |
| 1.1/4 | 14 | .083 | 1.3/8 | 8 | .165 | 26,4 | 1.039 | 29,2 | 1.149 | A-129/2 | A-129/3 | A-129/4 | – | – |
| 1.1/4 | 15 | .072 | 1.3/8 | 9 | .148 | 26,9 | 1.059 | 29,7 | 1.169 | A-131/2 | A-131/3 | A-131/4 | – | – |
| 1.1/4 | 16 | .065 | 1.3/8 | 10 | .134 | 27,6 | 1.086 | 30,4 | 1.196 | A-149/2 | A-149/3 | A-149/4 | A-149/5 | A-149/6 |
| 1.1/2 | 8 | .165 | 1.3/4 | 12 | .109 | 28,8 | 1.133 | 31,7 | 1.248 | A-151/2 | A-151/3 | A-151/4 | A-151/5 | A-151/6 |
| 1.1/2 | 9 | .148 | 1.3/4 | 13–14 | .095–.083 | 29,5 | 1.161 | 33,4 | 1.314 | A-159/2 | A-159/3 | A-159/4 | A-159/5 | A-159/6 |
| 1.1/2 | 10 | .134 | 1.3/4 | 15–16 | .072–.065 | 30,0 | 1.181 | 34,1 | 1.342 | A-165/2 | A-165/3 | A-165/4 | A-165/5 | A-165/6 |
| 1.1/2 | 11–12 | .120–.109 | 1.3/4 | 15–16 | .072–.065 | 30,6 | 1.204 | 34,8 | 1.370 | A-169/2 | A-169/3 | A-169/4 | A-169/5 | A-169/6 |
| 1.1/2 | 13 | .095 | 1.3/4 | 5 | .220 | 31,4 | 1.296 | 35,6 | 1.401 | A-171/2 | A-171/3 | A-171/4 | A-171/5 | A-171/6 |
| 1.1/2 | 14–15 | .083–.072 | 1.3/4 | 6 | .203 | 32,6 | 1.283 | 36,8 | 1.448 | A-175/2 | A-175/3 | A-175/4 | A-175/5 | A-175/6 |
| 1.1/2 | 16 | .065 | 1.3/4 | 7 | .180 | 33,4 | 1.314 | 38,1 | 1.500 | A-177/2 | A-177/3 | A-177/4 | A-177/5 | A-177/6 |
| 1.1/2 | 17 | .058 | 1.3/4 | 8 | .165 | 34,2 | 1.346 | 38,7 | 1.523 | A-179/2 | A-179/3 | A-179/4 | A-179/5 | A-179/6 |
| 2 | 5–6 | .220–.203 | 1.3/4 | 13–14 | .095–.083 | 38,2 | 1.503 | 43,8 | 1.712 | A-161/2 | A-161/3 | A-161/4 | A-161/5 | A-161/6 |
| 2 | 11–13 | .120–.095 | 2.1/4 | 4 | .238 | 42,9 | 1.688 | 49,5 | 1.948 | A-191/2 | A-191/3 | A-191/4 | A-191/5 | A-191/6 |
| 2.1/2 | 6–7 | .203–.180 | 2.1/4 | 14–16 | .083–.065 | 50,8 | 2.000 | 57,8 | 2.275 | A-201/2 | A-201/3 | A-201/4 | A-201/5 | A-201/6 |
| 2.1/2 | 8–9 | .165–.148 | 2.3/4 | 3 | .259 | 52,4 | 2.062 | 59,4 | 2.338 | A-701/2 | A-701/3 | A-701/4 | A-701/5 | A-701/6 |
| 2.1/2 | 10–11 | .134–.120 | 2.3/4 | 4 | .238 | 54,0 | 2.125 | 61,0 | 2.401 | A-712 | A-713 | A-714 | A-715 | A-716 |
| 2.1/2 | 12–14 | .109–.083 | 2.3/4 | 5–6 | .220–.203 | 55,6 | 2.188 | 63,0 | 2.481 | A-722 | A-723 | A-724 | A-725 | A-726 |
| 2.1/2 | 15–16 | .072–.065 | 2.3/4 | 7–8 | .180–.165 | 57,2 | 2.251 | 65,6 | 2.582 | A-732 | A-733 | A-734 | A-735 | A-736 |
| 3 | 3 | .259 | 2.3/4 | 9–10 | .148–.134 | 58,6 | 2.307 | 67,0 | 2.637 | A-742 | A-743 | A-744 | A-745 | A-746 |
| 3 | 4 | .238 | 2.3/4 | 11–13 | .120–.095 | 60,4 | 2.377 | 68,8 | 2.708 | A-752 | A-753 | A-754 | A-755 | A-756 |
| 3 | 7–8 | .180–.165 | – | – | – | 63,6 | 2.503 | 72,0 | 2.834 | A-772 | A-773 | A-774 | A-775 | A-776 |
| 3 | 11–13 | .120–.095 | 3.1/4 | 4 | .238 | 66,6 | 2.622 | 75,0 | 2.952 | A-792 | A-793 | A-794 | A-795 | A-796 |
| 3.1/2 | 2 | .284 | 3.1/4 | 7–8 | .180–.165 | 69,9 | 2.751 | 78,5 | 3.090 | A-811 | A-813 | A-814 | A-815 | A-816 |
| 3.1/2 | 4 | .238 | 3.1/4 | 11–13 | .120–.095 | 73,1 | 2.877 | 81,7 | 3.216 | A-831 | A-833 | A-834 | A-835 | A-836 |
| 3.1/2 | 5–6 | .220–.203 | 3.1/4 | 14–16 | .083–.065 | 74.6 | 2.937 | 84.2 | 3.314 | A-841 | A-843 | A-844 | A-845 | A-846 |
| 4 | 1 | .300 | 3.3/4 | 5–6 | .220–.203 | 81.0 | 3.188 | 90.6 | 3.564 | A-881 | A-883 | A-884 | A-885 | A-886 |
| 4 | 2 | .284 | 3.3/4 | 7–8 | .180–.165 | 82.6 | 3.251 | 92.2 | 3.620 | A-891 | A-893 | A-894 | A-895 | A-896 |
| 4 | 4 | .238 | 3.3/4 | 11–13 | .120–.095 | 85.8 | 3.377 | 96.2 | 3.787 | A-911 | A-913 | A-914 | A-915 | A-916 |
| 4 | 5–6 | .220–.203 | 3.3/4 | 14–16 | .083–.065 | 87.4 | 3.440 | 97.8 | 3.850 | A-921 | A-923 | A-924 | A-925 | A-926 |
| 4 | 7–8 | .180–.165 | 4.1/4 | 2 | .284 | 89.0 | 3.503 | 99.4 | 3.913 | A-931 | A-933 | A-934 | A-935 | A-936 |
| 4 | 9–11 | .148–.120 | 4.1/4 | 3 | .284 | 90.4 | 3.559 | 100.8 | 3.968 | A-941 | A-943 | A-944 | A-945 | A-946 |
| 4 | 12–16 | .109–.065 | 4.1/4 | 4 | .238 | 92.0 | 3.622 | 102.4 | 4.031 | A-951 | A-953 | A-954 | A-955 | A-956 |
| 4.1/2 | 1 | .300 | 4.1/4 | 5–6 | .220–.203 | 93.4 | 3.677 | 103.8 | 4.086 | A-961 | A-963 | A-964 | A-965 | A-966 |
| 4.1/2 | 2 | .284 | 4.1/4 | 7–8 | .180–.165 | 95.0 | 3.740 | 105.4 | 4.149 | A-971 | A-973 | A-974 | A-975 | A-976 |
| 4.1/2 | 3 | .259 | 4.1/4 | 9–11 | .148–.120 | 96.6 | 3.803 | 107.0 | 4.212 | A-981 | A-983 | A-984 | A-985 | A-986 |
| 4.1/2 | 6–7 | .203–.180 | – | – | – | 101.2 | 3.984 | 110.0 | 4.330 | A-1001 | A-1003 | A-1004 | A-1005 | A-1006 |
| 4.1/2 | 8–9 | .165–.148 | – | – | – | 102.8 | 4.047 | 111.6 | 4.393 | A-1012 | A-1013 | A-1014 | A-1015 | A-1016 |
| 4.1/2 | 10–12 | .134–.109 | – | – | – | 104.4 | 4.110 | 113.2 | 4.456 | A-1022 | A-1023 | A-1024 | A-1025 | A-1026 |
Note: The table is based on the information in the uploaded A-series PDF. For special dimensions or if the appropriate combination is not directly apparent, please inquire with the tube outer diameter, wall thickness, and tube sheet thickness.
Short description
The A series parallel tube expander is a proven tool for expanding tubes without flaring. It is suitable for heat exchangers, condensers, boilers, and air preheaters, offering a robust, economical solution for industrial tube processing. With a wide coverage range from 7/8 inch to 4.1/2 inch, the series can be flexibly used in service, maintenance, and manufacturing.
The hyTool Quality Promise
The hyTool Quality Promise
At hyTool, quality comes first. Our tools and systems are reliable, durable, and meet all relevant national and international standards. Each product is tested, documented, and designed for continuous professional use – so you can rely on safe and reproducible results in every application.
The protection of your data is our highest priority – your personal information will be treated confidentially and processed exclusively in accordance with applicable data protection regulations.
