BODY, BONNET : ASTM A 216 GR. WCB, ASTM A 352 GR. LCB, ASTM A 351 GR. CF8/ CF8M/ CF3/CF3M.
DISC & SEAT RING : ASTM A 216 GR. WCB, ASTM A 351 GR. CF8/CF8M/CF3/CF3M, SEAL FACES ARE STELLITED.
STEM, GLAND & BONNET BUSH: ASTM A 276 TYPE 410/ASTM A 276 TYPE 304/316
YOKE SLEEVE : NI - RESIST ASTM A 439 GR D2.
GLAND PACKING : GRAPHITED ASBESTOS WITH INCONNEL WIRE OR GRAFOIL.
PRESSURE SEAL RING : EXPANDED GRAPHITE
STUD / NUT : ASTM A 193 GR. B7 / ASTM A 194 GR. 2 H.
YOKE & HAND WHEEL : CARBON STEEL
SURFACE PROTECTION FOR CARBON STEEL VALVES : PRIME COAT : CHLORINE FREE WITH MODIFIED ALKYD RESIN UNOBJECTIONABLE IN PHYSIOLOGICAL AND TOXICOLOGICAL RESPECTS. ADDITIONAL EXTERNAL COATING : SILVER STREAK ALUMINIUM PAINT.
