Product

• 

  Slip-on flanges

  Slip-On Flanges

  Bygrama 2025-10-312025-10-30
• 

  Custom Flanges

  Clamp flange

  Bygrama 2025-10-312025-10-30
• 

  others

  Butterfly head

  Bygrama 2025-10-312025-10-30
• 

  others

  Non-Standard Blind Plate

  Bygrama 2025-10-312025-10-31
• 

  Custom Flanges

  Large diameter pressure vessel flange

  Bygrama 2025-10-312025-10-30
• 

  others

  Water meter flange

  Bygrama 2025-10-312025-10-30
• 

  Others

  Plug fittings

  Bygrama 2025-10-312025-10-31
• 

  HG/T 21514-2014

  Quick open handholes with hinged cover

  Bygrama 2025-10-18
• 

  HG/T 21514-2014

  Quick open handholes with rotating handle

  Bygrama 2025-10-18
• 

  HG/T 21514-2014

  Quick open handholes for atmospheric use

  Bygrama 2025-10-18
• 

  HG/T 21514-2014

  Welding neck flange handholeswith hinged cover

  Bygrama 2025-10-18
• 

  HG/T 21514-2014

  Welding Neck Flange Handholes

  Bygrama 2025-10-18