Our KWK Steel is one of best boiler seamless steel tube manufacturer and exporter in China.

Our main product is seamless steel tube for boiler, heat exchanger, condenser, cooling use.

Our size rang for seamless is as below:
OD: 6.0-273.1mm
WT: 1.0-35.0mm

Boiler tube standard such as ASTM A179, A192, A210, DIN17175, EN10216-2, etc. It's widely use in heat exchangers, cooling systems, condensers, etc.

Contact us for more information!