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construction of materials as specified in the drawing are standard secification also may be provided other than standard as per requirements. flange ends as per IS : 1538 or customer's requirements. spur gear/worm gear/bevel gear,electrical,actuator,shoes/channel/position indicator,extn.rod with coupling and by pass arrangements are also available. manufacturing range: 50mm to 1200mm NB. Cast carbon steel bolted bonnet outside screw & yoke f/e gate valves as per API 600 STD.
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