VALVE GATE YVI 4" CLASS 150 FULL PORT, BOLTED BONNET, CAST CARBON STEEL ASTM A216 WCB BODY, WEDGE GATE, OUTSIDE SCREW & YOKE, FLANGED ENDS, TRIM12, HANDWHEEL OPERATOR, GRAPHITE PACKING, FIGURE: GA1R-WCB-12-NC API 600 NACE
General