From the heart of Hamilton’s industrial landscape, Latham Steel has built a reputation for reliability and expertise. We are proud to be your trusted local source for the Carbon Steel IS 1239 Pipe, a cornerstone product for countless projects across New Zealand. Our team understands the critical nature of dependable materials, which is why we ensure our inventory meets strict standards, providing you with the quality and performance you need to build with confidence and precision.
The composition of this pipe is centered on robust, reliable carbon steel, known for its straightforward strength. This material gives the pipe excellent mechanical properties, including good tensile strength and the ability to be easily formed and welded. It’s this practical combination of durability and workability that makes it such a versatile choice, capable of handling a variety of pressures and structural demands without unnecessary complication.
| Size range | 15mm NB to 150mm NB |
| Dimensions | IS: 1239 (Pt I) – 2004 , BS – 1387 / 1985 |
| Length | upto 7 M |
| Specifications | IS – 1239 (Part -1) 2004 / BS – 1387 / 1985 |
| TC | MR0103, NACE MR0175, EN 10204 3.2, 10204 3.1 |
| Specification | Grade | S | Mn | C | P | Si | C.0E.0 | |
| – | – | – | – | – | – | – | PCM | IIW |
| IS:1239 | – | 0.0040 | 1.030 | 0.020 | 0.0040 | – | – | – |
| – | Fe 330 | 0.0040 | 1.020 | 0.016 | 0.0040 | – | – | – |
| – | Fe 410 | 0.0040 | 1.030 | 0.020 | 0.0040 | – | – | 0.045 |
| – | Fe 450 | 0.0040 | 1.020 | 0.025 | 0.0040 | 0.045 | ||
| IS 1239 Pipes Mechanical Properties | Impact | ||||||||
| Yield Strength | Tensile Strength | % Elongation | |||||||
| Min | Max | Min | Max | ||||||
| e (min) | |||||||||
| MPa | PSI | MPa | PSI | MPa | PSI | MPa | PSI | ||
| – | – | – | – | – | – | – | – | 20 ABOVE 25 mm | |
| 275 | – | – | – | 450 | – | – | 15 | ||
| – | – | – | – | 320 | – | – | 12 UPTO 25 mm NB | ||
| 235 | – | – | – | 410 | – | – | 18 | ||
| 195 | – | – | – | 330 | – | – | 20 | ||
| – | – | – | – | – | – | – | – | GL= 5.65 | Area |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Jaxon Steel is a leading manufacturer and distributor of high-quality Carbon Steel IS 1239 Pipe in Hamilton, New Zealand. We provide premium steel materials and a diverse range of products, including Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our extensive inventory features Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Committed to timely delivery and exceptional customer service, we use only the finest raw materials to ensure superior performance for industrial applications with stringent requirements. Contact us today for all your Carbon Steel IS 1239 Pipe needs!
| Size | Other Diameter | Inner Diameter | Wall Thickness | Standard to XXHY | Weight | Section Modulus | Schedule | Gallon |
| 3/4 | 1.05 | 0.824 | 0.113 | STD | 1.13 | .0705 | 40 | .0277 |
| 0.742 | 0.154 | XHY | 1.48 | .0853 | 80 | .0225 | ||
| 0.612 | 0.219 | 1.95 | .1006 | 160 | .0153 | |||
| 1/2 | 0.84 | 0.622 | 0.109 | STD | 0.85 | .0407 | 40 | .0158 |
| 0.546 | 0.147 | XHY | 1.09 | .0478 | 80 | .0122 | ||
| 0.464 | 0.188 | 1.31 | .0528 | 160 | .0088 | |||
| 1 | 1.315 | 1.049 | 0.133 | STD | 1.68 | .1328 | 40 | .0449 |
| 0.957 | 0.179 | XHY | 2.17 | .1606 | 80 | .0374 | ||
| 0.815 | 0.250 | 2.85 | .1904 | 160 | .0271 | |||
| 1 1/2 | 1.90 | 1.610 | 0.145 | STD | 2.72 | .3262 | 40 | .1058 |
| 1.500 | 0.200 | XHY | 3.63 | .4118 | 80 | .0918 | ||
| 1.338 | 0.281 | 4.86 | .5079 | 160 | .0730 | |||
| 1 1/4 | 1.66 | 1.380 | 0.140 | STD | 2.27 | .2346 | 40 | .0777 |
| 1.278 | 0.191 | XHY | 3.00 | .2913 | 80 | .0666 | ||
| 1.160 | 0.250 | 3.77 | .3421 | 160 | .0549 | |||
| 2 | 2.375 | 2.157 | 0.109 | 2.64 | .4205 | 10 | .1898 | |
| 2.067 | 0.154 | STD | 3.66 | .5606 | 40 | .1743 | ||
| 1.939 | 0.218 | XHY | 5.03 | .7309 | 80 | .1534 | ||
| 1.875 | 0.250 | 5.68 | .8045 | .1434 | ||||
| 1.813 | 0.281 | 6.29 | .8666 | .1344 | ||||
| 1.687 | 0.344 | 7.47 | .9806 | 160 | .1161 | |||
| 3 | 3.50 | 3.260 | 0.120 | 4.34 | 1.0411 | .4336 | ||
| 3.188 | 0.156 | 5.58 | 1.3122 | .4147 | ||||
| 3.156 | 0.172 | 6.12 | 1.4265 | .4064 | ||||
| 3.124 | 0.188 | 6.66 | 1.5342 | .3984 | ||||
| 3.068 | 0.216 | STD. | 7.58 | 1.7241 | 40 | .3840 | ||
| 3.000 | 0.250 | 8.69 | 1.9372 | .3672 | ||||
| 2.938 | 0.281 | 9.67 | 2.1207 | .3521 | ||||
| 2.900 | 0.300 | XHY | 10.26 | 2.2253 | 80 | .3431 | ||
| 2.624 | 0.438 | 14.34 | 2.8774 | 160 | .2811 | |||
| 2 1/2 | 2.875 | 2.635 | 0.120 | 3.53 | .6870 | 10 | .2833 | |
| 2.469 | 0.203 | STD. | 5.80 | 1.0640 | 40 | .2487 | ||
| 2.443 | 0.216 | 6.14 | 1.1169 | .2435 | ||||
| 2.375 | 0.250 | 7.02 | 1.2468 | .2301 | ||||
| 2.323 | 0.276 | XHY | 7.67 | 1.3386 | 80 | .2202 | ||
| 2.125 | 0.375 | 10.02 | 1.6371 | 160 | .1842 | |||
| 3 1/2 | 4.0 | 3.760 | 0.120 | 4.98 | 1.3776 | 10 | .5768 | |
| 3.548 | 0.226 | STD. | 9.12 | 2.3939 | 140 | .5136 | ||
| 3.500 | 0.250 | 10.02 | 2.6001 | .4998 | ||||
| 3.438 | 0.281 | 11.17 | 2.8562 | .4821 | ||||
| 3.364 | 0.318 | XHY | 12.52 | 3.1400 | 80 | .4617 | ||
| 5 | 5.563 | 5.187 | 0.188 | 10.80 | 4.1161 | 1.0979 | ||
| 5.125 | 0.219 | 12.51 | 4.7279 | 1.0716 | ||||
| 5.047 | 0.258 | STD. | 14.63 | 5.4500 | 40 | 1.0391 | ||
| 5.001 | 0.281 | 15.87 | 5.8644 | 1.0204 | ||||
| 4.939 | 0.312 | 17.51 | 6.4074 | .99647 | ||||
| 4.875 | 0.344 | 19.19 | 6.9358 | .9696 | ||||
| 4.813 | 0.375 | XHY | 20.80 | 7.4300 | 80 | .9449 | ||
| 4.563 | 0.500 | 27.06 | 9.2534 | 120 | .8495 | |||
| 4.313 | 0.625 | 32.99 | 10.7976 | 160 | .7590 | |||
| 4 | 4.5 | 4.260 | 0.120 | 5.62 | 1.7612 | 10 | .7404 | |
| 4.188 | 0.156 | 7.24 | 2.2354 | .7156 | ||||
| 4.124 | 0.188 | 8.67 | 2.6296 | .6942 | ||||
| 4.094 | 0.203 | 9.32 | 2.8173 | .6838 | ||||
| 4.062 | 0.219 | 10.02 | 3.0184 | .6725 | ||||
| 4.026 | 0.237 | STD. | 10.80 | 3.2145 | 40 | .6613 | ||
| 4.000 | 0.250 | 11.36 | 3.3611 | .6528 | ||||
| 3.938 | 0.281 | 12.67 | 3.7021 | 60 | .6326 | |||
| 3.876 | 0.312 | 13.97 | 4.0273 | .6126 | ||||
| 3.826 | 0.337 | XHY | 15.00 | 4.2713 | 80 | .5972 | ||
| 3.624 | 0.438 | 19.02 | 5.1790 | 120 | .5361 | |||
| 3.438 | 0.531 | 22.53 | 5.8997 | 160 | .4822 | |||
| 6 | 6.625 | 6.407 | 0.109 | 7.59 | 3.5769 | 5 | 1.6748 | |
| 6.357 | 0.134 | 9.30 | 4.3475 | 10 | 1.6488 | |||
| 6.313 | 0.156 | 10.79 | 5.0107 | 1.6260 | ||||
| 6.249 | 0.188 | 12.94 | 5.9351 | 1.5937 | ||||
| 6.219 | 0.203 | 13.94 | 6.3804 | 1.5780 | ||||
| 6.187 | 0.219 | 15.00 | 6.8261 | 1.5620 | ||||
| 6.125 | 0.250 | 17.04 | 7.6905 | 1.5306 | ||||
| 6.065 | 0.280 | STD. | 18.99 | 8.4958 | 40 | 1.5008 | ||
| 6.001 | 0.312 | 21.06 | 9.3416 | 1.4688 | ||||
| 5.937 | 0.344 | 23.10 | 10.111 | 1.4391 | ||||
| 5.875 | 0.375 | 25.05 | 10.893 | 1.4082 | ||||
| 5.761 | 0.432 | XHY | 28.60 | 12.224 | 80 | 1.3541 | ||
| 5.625 | 0.500 | 32.74 | 13.711 | 1.2909 | ||||
| 5.501 | 0.562 | 36.43 | 14.9806 | 120 | 1.2346 | |||
| 5.375 | 0.625 | 40.09 | 16.1821 | 1.1787 | ||||
| 5.187 | 0.719 | 45.39 | 17.8243 | 160 | 1.0977 | |||
| 4.897 | 0.864 | XXHY | 53.21 | 20.025 | .9784 | |||
| 4.625 | 1.000 | 60.13 | 21.7719 | .8727 | ||||
| 4.375 | 1.125 | 66.14 | 23.1237 | .7809 |
This pipe finds its purpose in a wide array of essential applications, forming the hidden arteries of modern infrastructure. You’ll find it diligently carrying water and gas in municipal supply lines, serving as structural scaffolding on construction sites, and functioning as conduit for electrical systems. Its adaptability also makes it a favourite for agricultural irrigation and general fabrication work, proving itself as a fundamental component in both large-scale industrial projects and smaller, everyday mechanical needs.
Latham Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Hamilton, New Zealand.
Copyright 2025 Latham Steel. All rights reserved
