handwheel ball valve gearbox


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Applicable Industries:

ball valve




handwheel operated

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Product Description

GBAB series worm gear box with factory price

Product Feature

GBAB series all have 11 sizes,ratio from 24:1-1086:1 /torque range from 430N.m-41000N.m /the oil inside housing used for long time/ISO 5211 flange connection/each size match several flange/. GB/T 1095 standard keyseater /rotation(+-5 adjustable)/ temperature range:-2℃–+120℃/IP68/Housing: casting iron or steel

Applied Field

widely used on ball valve ,butterfly valve and plug valvein the field of Gas/Oil/Water/Others.

serial material standard No./code
1 body cast iron ASTM A536 65-45-12 ASTM A216 WCB
2 body cover cast iron ASTM A536 65-45-12 ASTM A216 WCB
3 worm gear cast iron ASTM A536 65-45-12
4 worm stem carbon steel ASTM A29 1045
5 indicator plate aluminium
6 gear carbon steel ASTM A29 1045
7 input shaft carbon steel ASTM A29 1045
8 bearing hardening steel
9 sleeve composite
10 adjust bolt carbon steel 8.8grade
11 seal rubber NBR
12 fastener carbon steel 8.8 grade

Company Profile

Dagong valve drive co.,ever-power is specialist in pto gearbox mainly produce different sizes of worm gear box more than 10years since year 2009,which widely used on ball valve ,butterfly valve and plug valve in the field of Gas/Oil/Water/Others.we have professional team and advanced machine to check the technic and control the quality,in the last years our worm gear box sale rank Top 3 in the world.Dagong win reputation for both demestic and outside & have get ISO9001 Quality Management System ,Welcome have business with us!



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Worm gearbox

As one of leading worm gearbox manufacturers, suppliers and exporters of mechanical products, We offer worm gearbox and many other products.

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Manufacturer supplier exporter of worm gearbox.