Cast steel gate valve 300Lb

Cast steel gate valve 300Lb Product introduction

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 part material

No	Part name	ASTM Material
No	Part name	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

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