Hanko Steel is One of Japan's foremost Manufacturer of A106/ SA106 Pipes in Japan. With years of experience, we provide premium pipes intended for high-temperature and high-pressure applications, including those in the power, gas, and oil sectors. Because our A106/SA106 pipes are made in accordance with ASME and ASTM standards, they will last a long time, resist corrosion, and functio... https://www.hankosteel.com/carbon_steel_pipes.html