Terra-Holdings LLC
Terra-Holdings LLC
Our Products

Engineered Valves for Industrial Flow Systems

Terra-Holdings LLC manufactures a focused range of industrial butterfly and knife gate valves designed for reliable flow control, isolation, and automation across critical applications.

Our product line includes ductile iron and wafer-type butterfly valves for efficient regulation in pipeline systems, as well as robust knife gate valves—manual and pneumatically actuated—engineered for slurry, solid-laden, and high-duty operations.

Each product is manufactured with precision materials, protective coatings, and tested performance to ensure durability, sealing integrity, and dependable operation in harsh industrial environments.

  • KNIFE-GATE-VALVE-ULTRAMARINE-COATED
  • BUTTERFLY-VALVE-WAFER-IRON-CAST
  • BUTTERFLY-VALVE-DUCTILE-CAST-IRON-ASTM-A536
  • PNEUMATIC-ACTUATED-KNIFE-GATE-VALVE
  • TRUNION-BALL-VALVE-FLANGED
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Valves for Industrial Flow Systems

BUTTERFLY-VALVE-DUCTILE-CAST-IRON-ASTM-A536
Butterfly Valve -  Ductile Cast Iron (ASTM A536)
The Ductile Cast Iron Butterfly Valve is designed for efficient flow regulation and isolation in large-diameter piping systems. Manufactured using ASTM A536 ductile iron, it offers superior strength, impact resistance, and corrosion protection.

Product Code: THBVDCI7635-820

PRODUCT DETAILS
TRUNION-BALL-VALVE-FLANGED
Trunnion Ball Valve - Flanged
The Trunnion Ball Valve – Flanged is a heavy-duty industrial isolation valve engineered for high-pressure and large-diameter pipeline systems. Unlike floating ball designs, the trunnion-mounted ball is mechanically supported at both the top and bottom.

Product Code: THTBVF746812-824

PRODUCT DETAILS
BUTTERFLY-VALVE-WAFER-IRON-CAST
Butterfly Valve – Wafer Type Cast Iron
The Wafer Type Cast Iron Butterfly Valve is a space-saving, cost-effective solution for flow control in medium-pressure systems. Its wafer design allows easy installation between flanges while maintaining reliable sealing performance.

Product Code: THBVWTCI36877-822

PRODUCT DETAILS
KNIFE-GATE-VALVE-ULTRAMARINE-COATED
Knife Gate Valve – Ultramarine Coated

The Ultramarine Coated Knife Gate Valve is engineered for on-off and isolation service in slurry, viscous, and solid-laden media. Its robust blade design ensures effective cutting through thick materials without clogging.

Product Code: THKGVUC85642-825

PRODUCT DETAILS
PNEUMATIC-ACTUATED-KNIFE-GATE-VALVE
Pneumatic Actuated Knife Gate Valve
The Pneumatic Actuated Knife Gate Valve provides automated flow isolation for systems requiring fast, reliable, and remote operation. Designed for integration with control systems, it ensures operational efficiency and safety.

Product Code: THPAKGV92065-829

PRODUCT DETAILS