DESIGN DESCRIPTION:  Design: MSS SP-70;  Manufacture: Factory STD;  Face To Face: ANSI B16.10  Flange: ANSI B16.1, JIS 2212;  Bolt Bonnet;  Metal Seal;  Material and Working Temp.:  Cast Iron and Ductile Iron: 0℃-80℃(32°F -176°F)  Brass/bronze Seal: 80℃(176°F) Maximum  Stainless Steel Seal: 80℃(176°F) Maximum PARTS AND MATERIAL: NO. PARTS NAME MATERIAL 1 BODY ASTM A126-B/A536,DIN GG25/GGG40 2 SEAT BRASS/BRONZE/SS304 3 DISC BRASS/BRONZE/SS304 4 STEM SS410 5 GASKET ASBESTOS JOINT SHEET OR GRAPHITE OR PTFE 6 BONNET NUT ASTM A107-1020 7 BONNET ASTM A126-B/A536,DIN GG25/GGG40 8 BONNET BOLT ASTM A107-1020 9 GLAND BOLT ASTM A107-1020 10 PACKING BOX DUCTILE IRON 11 STEM PACKING GRAPHITE OR PTFE 12 GLAND DUCTILE IRON 13 HANDWHEEL ASTM A126 CLASS B 14 O-RING CARBON STEEL 15 H.W.LUCK NUT ASTM A107-1020 OTHER MATERIALS ARE AVAILABLE UPON REQUEST.