Cast steel gate valve 300Lb


Cast steel gate valve 300Lb
Cast steel gate valve 300Lb


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Cast steel gate valve 300Lb Product introduction

Cast steel gate valve 300Lb

Cast steel gate valve 300Lb Technical parameters

Nominal pressure :  Class 300lb
Working temp.:≤800℃
Nominal diameter: 1-1/2''- 48''
Service: Water,oil,gas,steam
Cast steel gate valve 300lb applicable standard :API600/API 6D
Cast steel gate valve 300lb face to face standard: ASME B16.10
Cast steel gate valve 300lb  flange end standard:ASME B16.5
Cast steel gate valve 300lb  inspection and test: API598/API 6D

Cast steel gate valve 300lb design description:
Full port design
OS&Y,Outside screw and yoke
BB,Bolted bonnet
Flexible wedge,fully guided
Choice of solid or split wedge
Renewable seat rings
Forged T-head stem
Rising stem and non-resing handwheel
Flanged or butt welding ends
Available with bg operator

Cast steel gate valve 300Lb Main connection dimensions

No Part name ASTM Material
Carbon steel 1 1/4Cr-1/2Mo Carbon steel
1  Body A216-WCB A217-WC6 A352-LCB
2 Bonnet A216-WCB A217-WC6 A352-LCB
3 Wedge  A216-WCB+CR13 A217-WC6+HF A352-LCB+CR13
4 Stem A182-F6a CR-MO-V A182-F6a
5 Seat ring  A105+CR13 A182-F11+HF A350-LF2+CR13
6 Stem backseat A276-420 A276+304 A276-420
7 Bonnet gasket Spiral wound (graphite +304)
8 Bonnet stud  A193-B7 A193-B16 A320-L7
9 Bonnet stud nut A194-2H A194-7 A194-4
10 Packing  Graphite
11 Gland  A276-420 A276-304 A276-420
12 Gland flange  A216-WCB A217-WC6 A352-LCB
13 Eyebolt pin Carbon steel A276-420 Carbon steel
14 Eyebolt  Carbon steel A196-B7 Carbon steel
15 Eyebolt nut Carbon steel A194-2H Carbon steel
16 Grease fitting Brass+steel
17 Yokesleeve Aluminum-Bronze 
18 Yokesleeve jam nut Carbon steel
19 Handwheel  Malleable iron 
20 Handwheel nut  Carbon steel

Cast steel gate valve 300Lb Main dimension