GB9948 petroleum cracking tube
China standard GB5310,GB3087, GB6479 used in boiler high pressure fertilizer pipe, heat exchanger, condenser ,oil cracking Pipes
- Brand: JG
- Name:: GB9948 petroleum cracking tube
- Original: China
China standard GB5310,GB3087, GB6479 used in boiler high pressure fertilizer pipe, heat exchanger, condenser ,oil cracking Pipes
China standard GB5310,GB3087, GB6479 used in boiler high pressure fertilizer pipe, heat exchanger, condenser ,oil cracking Pipes