... of China Special Equipment (pressure piping component) Manufacturing Permit and passed the ISO9001 quality control system authentication.3. Owning ASME ... ,12 000T, 2 400T, 2 000T, 1 200T, 350T, and roll forming method also can be used.5. The range of ... , water conservation, metallurgy, aviation, astronautics, ship, nuclear industry and pressure vessel and so on,7. Our products has been exported to ...