Filiz Steel, based in Istanbul, Turkey, stands out as a top manufacturer and supplier of Carbon Steel JIS G3445 Pipes. They provide high-quality steel pipes that cater to automotive, mechanical, and structural needs. These pipes adhere to the Japanese Industrial Standard (JIS G3445), which guarantees impressive strength, toughness, and precise dimensions. Filiz Steel is committed to ensuring that its JIS G3445 pipes meet international quality benchmarks, offering consistent dimensions, uniform wall thickness, and an exceptional surface finish. With state-of-the-art production facilities and rigorous quality control measures, the company delivers carbon steel pipes that are perfect for a variety of engineering and industrial projects around the globe.
The Carbon Steel JIS G3445 Pipes are crafted from premium carbon steel, with carefully controlled levels of carbon, manganese, sulfur, and phosphorus to enhance their mechanical properties. They boast excellent tensile and yield strength, good ductility, and impressive impact resistance, making them ideal for applications that demand both strength and machinability. These pipes are usually produced using seamless or ERW methods and can be hot-rolled or cold-drawn to achieve precise dimensions and a high-quality surface finish. Their excellent weldability and formability make them perfect for a wide array of fabrication needs.
| Standard | : | JIS G3445 |
| Description Name | : | STKM 11A Steel tube, STKM 12A steel tubes, STKM 12C steel tubes, STKM 13A steel tubes, STKM 13C steel tubes |
| Size | : | 6mm-340mm |
| Wall Thickness | : | 1mm-50mm |
| Shape | : | Round |
| Production Type | : | Cold drawn, cold rolled or hot rolled |
| Length | : | Single random length/ Double random length or as customer’s actual request max length is 10m |
| Grade | : | STKM 11A, STKM 12A, STKM 12C, STKM 12B, STKM 13A, STKM 13B, STKM 13C, STKM 15A, STKM 17A |
| C | Si | Mn | P | S |
| max 0.12 | max 0.35 | max 0.6 | max 0.04 | max 0.04 |
| Assortment | Yield point or Proof stress | Tensile strength | Elongation | Reduction of area | Charpy impact strength |
| – | N/mm 2 | N/mm 2 | % | % | J/cm 2 |
| Tubes | 290 | 35 |
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 trusted manufacturer and supplier of high-quality Carbon Steel JIS G3445 Pipe products in Istanbul, Turkey. Specializing in premium steel materials, we offer 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. With a strong commitment to timely delivery and exceptional customer service, Jaxon Steel ensures the supply of top-grade materials that deliver superior performance in various industrial applications. Trust Jaxon Steel for all your Carbon Steel JIS G3445 Pipe needs.
| Permissible Specified Outside Diameter and Specified Wall Thickness | ||
| Specified Outside Diameter D mm (in.) | Specified Wall Thickness t mm (in.) | |
| Special Light Sizes a | Regular Sizes | |
| ≥ 10.3 (0.405) to < 13.7 (0.540) | — | ≥ 1.7 (0.068) to ≤ 2.4 (0.094) |
| ≥ 13.7 (0.540) to < 17.1 (0.675) | — | ≥ 2.2 (0.088) to ≤ 3.0 (0.118) |
| ≥ 17.1 (0.675) to < 21.3 (0.840) | — | ≥ 2.3 (0.091) to ≤ 3.2 (0.125) |
| ≥ 21.3 (0.840) to < 26.7 (1.050) | — | ≥ 2.1 (0.083) to ≤ 7.5 (0.294) |
| ≥ 26.7 (1.050) to < 33.4 (1.315) | — | ≥ 2.1 (0.083) to ≤ 7.8 (0.308) |
| ≥ 33.4 (1.315) to < 48.3 (1.900) | — | ≥ 2.1 (0.083) to ≤ 10.0 (0.394) |
| ≥ 48.3 (1.900) to < 60.3 (2.375) | — | ≥ 2.1 (0.083) to ≤ 12.5 (0.492) |
| ≥ 60.3 (2.375) to < 73.0 (2.875) | ≥ 2.1 (0.083) to ≤ 3.6 (0.141) | > 3.6 (0.141) to ≤ 14.2 (0.559) |
| ≥ 73.0 (2.875) to < 88.9 (3.500) | ≥ 2.1 (0.083) to ≤ 3.6 (0.141) | > 3.6 (0.141) to ≤ 20.0 (0.787) |
| ≥ 88.9 (3.500) to < 101.6 (4.000) | ≥ 2.1 (0.083) to ≤ 4.0 (0.156) | > 4.0 (0.156) to ≤ 22.0 (0.866) |
| ≥ 101.6 (4.000) to < 168.3 (6.625) | ≥ 2.1 (0.083) to ≤ 4.0 (0.156) | > 4.0 (0.156) to ≤ 25.0 (0.984) |
| ≥ 168.3 (6.625) to < 219.1 (8.625) | ≥ 2.1 (0.083) to ≤ 4.0 (0.156) | > 4.0 (0.156) to ≤ 40.0 (1.575) |
| ≥ 219.1 (8.625) to < 273.1 (10.750) | ≥ 3.2 (0.125) to ≤ 4.0 (0.156) | > 4.0 (0.156) to ≤ 40.0 (1.575) |
| ≥ 273.1 (10.750) to < 323.9 (12.750) | ≥ 3.6 (0.141) to ≤ 5.2 (0.203) | > 5.2 (0.203) to ≤ 45.0 (1.771) |
| ≥ 323.9 (12.750) to < 355.6 (14.000) | ≥ 4.0 (0.156) to ≤ 5.6 (0.219) | > 5.6 (0.219) to ≤ 45.0 (1.771) |
| ≥ 355.6 (14.000) to < 457 (18.000) | ≥ 4.5 (0.177) to ≤ 7.1 (0.281) | > 7.1 (0.281) to ≤ 45.0 (1.771) |
| ≥ 457 (18.000) to < 559 (22.000) | ≥ 4.8 (0.188) to ≤ 7.1 (0.281) | > 7.1 (0.281) to ≤ 45.0 (1.771) |
| ≥ 559 (22.000) to < 711 (28.000) | ≥ 5.6 (0.219) to ≤ 7.1 (0.281) | > 7.1 (0.281) to ≤ 45.0 (1.771) |
| ≥ 711 (28.000) to < 864 (34.000) | ≥ 5.6 (0.219) to ≤ 7.1 (0.281) | > 7.1 (0.281) to ≤ 52.0 (2.050) |
| ≥ 864 (34.000) to < 965 (38.000) | — | ≥ 5.6 (0.219) to ≤ 52.0 (2.050) |
| ≥ 965 (38.000) to < 1422 (56.000) | — | ≥ 6.4 (0.250) to ≤ 52.0 (2.050) |
| ≥ 1422 (56.000) to < 1829 (72.000) | — | ≥ 9.5 (0.375) to ≤ 52.0 (2.050) |
| ≥ 1829 (72.000) to < 2134 (84.000) | — | ≥ 10.3 (0.406) to ≤ 52.0 (2.050) |
In the automotive sector, Carbon Steel JIS G3445 Pipes are commonly used to create shafts, axles, mechanical parts, and structural components. They also find applications in machinery manufacturing, agricultural equipment, furniture, construction frameworks, and general engineering projects. Furthermore, these pipes are well-suited for situations that require high precision, strength, and durability under moderate pressure. With their blend of versatility, strength, and cost-effectiveness, JIS G3445 carbon steel pipes offer a dependable solution for contemporary mechanical and structural applications.
Filiz 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 Istanbul, Turkey.
Copyright 2025 Filiz Steel. All rights reserved
