• Anti-wearable, anti-corrosive protection ring protects the trim effectively.
• The disc seal adopts cone seal structure; the sealing face is overlaid with cement carbide or Tungsten carbide with reliable seal performance and long service life.
• The body flow passage is designed as streamline type with small flow resistance and little pressure loss to prevent from depositing and scaling.

Product range:

• Body material：Carbon steel
• Normal size：DN40~700
• Pressure rating：PN10~PN 160 150~600 Class
• Suitable temperature：≤425℃
• Operation type：Handwheel gear operated electric pneumatic
• Suitable service：Slurry contained solid particles in industries of Aluminum oxide mining and metallurgy etc.

Technical standards:

• Design standard：GB/T 12235 ASME B16.34
• Face to Face：GB/T 12221
• Flange dimensions：GB/T 9113、HG/T 20592、HG/T 20615、ASME B16.5
• Pressure test：JB/T 9092 API 598
• Product Mark：GB/T 12220、MSS SP-25