317 Cast Iron Sight Glass Screwed End SK B1

317 (T-ONE-S) MFG, TRADING INC was founded in 1968 in Taiwan specializing in worldwide valve export. We supply various valves, flanges, and boiler fittings, which can be used in metal industrial applications for petroleum, chemical, metallurgy, electric power, construction, heating, water supply, drainage, water treatment, pulp, paper dyeing, and finishing.