DESIGN DESCRIPTION:
Design: DIN3352;
Manufacture: Factory STD;
Face To Face: DIN3202-F4 
Flange: DIN2531/2532/2533;
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 MATERIALS
1 BODY ASTM A126-B/A536,DIN GG25/GGG40
2 DISC FACE BRONZE/BRONZE/STAINLESS STEEL
3 SEAT BRONZE/BRONZE/STAINLESS STEEL
4 STEM 2CR13/BRASS
5 BONNET ASTM A126-B/A536,DIN GG25/GGG40
6 METAL O-RING CAST STEEL
7 O-RING EPDM
8 HAND WHEEL CAST IRON OR DUCTILE IRON
9 STEM PACKING EPDM
10 STEM NUT BRASS
OTHER MATERIALS ARE AVAILABLE UPON REQUEST.