... 1-2.5% molybdenum and ≤0.03% Carbon)And so on. The original materials import form India, Korea and Taiwan, Such as YUSCO ... , BNG, POSCO and JINDAL. 2) Process method: Cold drawn ... , Heat-Exchanger, Condenser Tubes, Sanitation, food industry , Petroleum and Gas Industry and Liquird Delivery.6) Surface: 180#, 400#, 600# , 800 ...