Casting Iron Matel Seal Gate valve

DESIGN DESCRIPTION:
Design: ANSI B 2.1 OR BS 21;
Manufacture: ANSI B 2.1 OR BS 21;
End To End: ANSI B16.10
Thread: NPT,BSP&BSPT,DIN;
Clamping 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
QT-A QT-B
1 U BOLT STEEL A307-B STEEL A307-B
2 BODY 1/4"~1" ANSI A536 ANSI A536
1-1/4"~4" ANSI A126-B ANSI A126-B
3 DISC 1/4"~1" ANSI A536 ANSI A536
1-1/4"~4" ANSI A126-B ANSI A126-B
4 STEM BRASS B16 SS 410
5 GASKET GTAPHITE GRAPHITE
6 BONNET 1/4"~1" ANSI A536 ANSI A536
1-1/4"~4" ANSI A126-B ANSI A126-B
7 NUT STEEL A307-B STEEL A307-B
8 STEM PACKING GTAPHITE GTAPHITE
9 GLAND BRASS B16 SS 410
10 SCREW ANSI A126-B ANSI A126-B
11 HANDWHEEL ANSI A126-B ANSI A126-B
12 NAME PLATE ALIUMINIUM ALIUMINIUM
13 WASHER STEEL A307-B STEEL A307-B
OTHER MATERIALS ARE AVAILABLE UPON REQUEST.