Assertion: valve's body | /r/MadeOf | cast iron
Facets:
Source sentences:
text: A gate valve structure as claimed in claim 7 in which said gate member includes a body made of cast iron and in which said deformable material of said covering is corrosiveresistant; and means for protecting said ears against corrosion.
text: In a gate valve structure: a valve casing comprising a body member having a through-bore for the flow of fluid and seat means surrounding the through-bore, and a bonnet member fixedly attached to said body member and defining therewith a chamber opening into the through-bore; a valve gate member movable between a blocking position across said through-bore and against said seat means to an open position with said chamber, said gate member including a body made of cast iron and covered with a corrosive-resistant deformable material, said body having oppositely disposed ears projecting from its side to guide the same during movement; a pair of oppositely disposed groove-like guideways within said valve casing and extending from said through-bore to said chamber, said guideways providing a track for receiving said ears; and means for protecting said ears against corrosion.