The heater is generally used in the oil refining unit;
2. Chemical plant equipment pipeline;
3. Fast cooling cylinder for solid solution used in textile industry;
4. Seamless steel pipe for heat exchanger and condenser.
5. High pressure seamless steel pipe for food (gb-2000) is a high-quality carbon structural steel and alloy steel seamless steel pipe suitable for chemical equipment and pipes with working temperature of - 40~400 ° C and working pressure of 10~30ma.
6. Seamless steel pipes for geological drilling and oil drilling control.
7. Cracking pipe for petrochemical industry is used to transport high-temperature and high-pressure fluid on fertilizer equipment.