API 602 Forged steel gate valve
Technical Parameter

Item model number: Z41HNominal diameter: NPS1/2"~2"Nominal pressure: Class150~600LbApplicable medium: water, nitrogen-hydrogen mixed gas, urea and methylamine liquid, etc.Connection form: flange connection, socket welding connection and internal thread connection


Product Detail

Product Structure Features

Body and bonnet are manufactured by forged steel materials, such as ASTM A105, A182 F11, F5, F304, F304L, F316, F316L, etc. Valves are mainly used in firepower plants for controlling air, water, steam and other corrosive flows.


The main structure features include:

1.Small flow resistance for fluid, only a small force is required when opening/closing;2.With solid wedge and expanding seat design, easy to repair and replace;3.When valve is full opened, the sealing surface suffered small friction from the working medium;4.Pressure seal bonnet, welded bonnet, threaded bonnet and bolted bonnet can be chosen;5.Spring loaded packing can be chosen;6.Low emission packing can be chosen according to ISO 15848 requirement.


Main connection size

ANSI 150Lb
NPS1/43/81/23/41

11/4

11/2

2
L--108117127140165178
L179797992111120120140
H169169169193230246283330
D0100100100100125160160180
Wt--56.18.414.315.422.7
Wt12.22.42.42.44.86.17.211.2
ANSI 300Lb
NPS1/43/81/23/41

11/4

11/2

2
L--140152165178190216
L179797992111120120140
H169169169193230246283330
D0100100100100125160160180
Wt--5.26.38.614.515.622.8
Wt12.22.42.42.44.86.17.211.2
ANSI 600Lb
NPS1/43/81/23/41

11/4

11/2

2
L--165190216229241292
L179797992111120120140
H169169169193230246283330
D0100100100100125160160180
Wt--5.97.510.216.717.428.7
Wt12.22.42.42.44.86.17.211.2
ANSI 800Lb
NPS1/43/81/23/41

11/4

11/2

2
L179797992111120120140
H169169169193230246283330
D0100100100100125160160180
Wt12.22.42.42.44.86.17.211.2