42/1 Quarter Turn Gearbox

Gray iron casing NBR Sealing Materials Suitable for -20℃ ~ 120℃ working conditions

This series is available in 13 models with the speed ratio varying from 42:1 to 2292:1 and the torque ranging from 720NM to 100000NM. The torque difference between every two adjacent models is small, helping to save a lot of costs customers when select selecting a specific product.
It is suitable for use on 90° rotary butterfly valves, ball valves, and plug valves.

Instructions for Installation and Operation
Connect the bottom flange of the gear operator to the upper flange of the valve and and slide the valve shaft into the hole on the worm gear. Tighten the flange bolt. The valve can be closed by turning the hand-wheel clockwise and opened by turning the hand-wheel counterclockwise. On the upper face of the gear operator, a position marking are mounted, through which the position of switch can be directly observed. The gear operator is also equipped with a mechanical limit screw, which can be adjusted and function to limit the position at the switch extreme position.

Product Features

• Gray iron casing
• Welded hand-wheel
• IP67 grade protection
• Nickel-plated input shaft, with more resistance to corrosion
• Ductile iron worm gear
• NBR sealing materials
• Suitable for -20℃ ~ 120℃ working conditions

Customization

• IP68 grade protection
• Ductile iron casing
• Aluminum-bronze worm gear
• Stainless steel input shaft
• Designed with a lock mechanism

Timely and reliable delivery of products
Stard-gears adopts ERP system
The product delivery date shall be evaluated and auditeaudited through MRP calculation and analysis, production planning, material control and other links, so as to ensure the deliver

Stard-gears has 20 years of experience in design, production and export
Stard-gears's suppliers have been working together for 20 years and have many years of export experience to ensure good quality products.

The appearance and quality of the products are relatively excellent in the industry