F450 Series Cast Steel Gate Valve

Product Overview

Available Sizes: DN50～DN800

Operating Temperature:-29℃～450℃

Pressure Ratings: PN1.0～2.5MPa
Connection Standards: GB, ANSI, DIN, API, ISO, BS
Valve Life: 50 years
Body Material: Carbon Steel
Bonnet Material: Carbon Steel
Stem Material: Stainless Steel
Sealing Structure: Hard-faced seat, API internal components

Features and Benefits
The valve body is made of high-strength carbon steel casting, ensuring robust structure and smooth fluid flow to meet various working environment requirements.
Elastic wedge design allows automatic adaptation to valve body deformation caused by pipeline stress, ensuring sealing performance.
Welded seat ring is sealed to eliminate leakage channels, extending service life.
T-shaped disc-stem connection prevents lateral stress, ensuring smooth and stable operation.
Packing contains preservatives to prevent stem corrosion; deep stuffing box design prolongs packing service life.
Suitable for various fluid media such as water, oil, and gas, widely used in pipeline systems of industries like petroleum, chemical, power, and metallurgy to start or stop the flow of media.

Z41X Series Resilient Seated Rising Stem Gate Valve

Product Overview

Available Sizes:DN50～DN600

Operating Temperature：-10℃～180℃

Pressure Ratings: PN1.0～1.6MPa
Connection Type: Flanged
Connection Standards: GB, ANSI, DIN, API, ISO, BS
Valve Body Lifespan: 50 years
Body Material: Carbon Steel
Bonnet Material: Carbon Steel
Stem Material: Stainless Steel
Sealing Structure: Hard-faced seat, API internal components

Features and Benefits
Simple and compact structure, easy operation, convenient disassembly and maintenance.
Reasonable design with large flow area, smooth transition of diameter, no accumulation of debris, and low flow resistance.
Resilient sealing ensures zero leakage and long service life.
Epoxy resin coating applied to both internal and external surfaces; gate is encapsulated with rubber, preventing media contamination.
Low operating torque for easy opening and closing.
Soft-sealed gate valve can also be used as a regulating valve.
For sizes DN300 and above, the gate is equipped with wedge-shaped plastic guide shoes (slipper structure) to reduce operating torque and minimize rubber wear during opening and closing.

Technical Standards
Manufactured in accordance with GB/T24924-2010, ANSI/AWWA C509-94, or BS 5163 standards.
Tested in compliance with GB/T13927 or BS 5163 standards.
Flange connections conform to GB/T17241.6 "Integral Cast Iron Pipe Flanges" standards for PN1.0MPa, PN1.6MPa, or EN 1092.
Valve face-to-face dimensions comply with the short series specified in GB/T12221, as well as ANSI B16.10 "Face-to-Face and End-to-End Dimensions of Valves" for Class 125, or BS 5163 standards.
Flange connection dimensions for DN65 (2") to DN300 (12") can conform to ANSI/ASME B16.1 "Cast Iron Pipe Flanges and Flanged Fittings" for Class 125.

Z45X Series Resilient Seated Non-Rising Stem Gate Valve

Product Overview

Available Sizes: DN50～DN600
Operating Temperature: -10℃ to 180℃
Pressure Ratings: PN1.0～1.6MPa
Connection Type: Flanged
Connection Standards: GB, ANSI, DIN, API, ISO, BS
Valve Body Lifespan: 50 years
Body Material: Carbon Steel
Bonnet Material: Carbon Steel
Stem Material: Stainless Steel
Sealing Structure: Hard-faced seat, API internal components

Features and Benefits
Simple and compact structure, easy operation, convenient disassembly and maintenance.
Reasonable design with large flow area, smooth transition of diameter, no accumulation of debris, and low flow resistance.
Resilient sealing ensures zero leakage and long service life.
Epoxy resin coating applied to both internal and external surfaces; gate is encapsulated with rubber, preventing media contamination.
Low operating torque for easy opening and closing.
Soft-sealed gate valve can also be used as a regulating valve.
For sizes DN300 and above, the gate is equipped with wedge-shaped plastic guide shoes (slipper structure) to reduce operating torque and minimize rubber wear during opening and closing.

Technical Standards
Manufactured in accordance with GB/T24924-2010, ANSI/AWWA C509-94, or BS 5163 standards.
Tested in compliance with GB/T13927 or BS 5163 standards.
Flange connections conform to GB/T17241.6 "Integral Cast Iron Pipe Flanges" standards for PN1.0MPa, PN1.6MPa, or EN 1092.
Valve face-to-face dimensions comply with the short series specified in GB/T12221, as well as ANSI B16.10 "Face-to-Face and End-to-End Dimensions of Valves" for Class 125, or BS 5163 standards.
Flange connection dimensions for DN65 (2") to DN300 (12") can conform to ANSI/ASME B16.1 "Cast Iron Pipe Flanges and Flanged Fittings" for Class 125.

T50/F110 Series Stainless Steel Gate Valve

Product Overview

Available Sizes: DN20～DN800
Operating Temperature: -25℃ to 450℃
Pressure Ratings: PN1.0～1.6MPa
Valve Body Lifespan: 50 years
Body Material: Stainless Steel
Bonnet Material: Stainless Steel
Disc Material: Stainless Steel
Stem Material: Stainless Steel
Sealing Structure: Raised face, flanged connection, solid wedge, hard-faced seat, API internal components

Features and Benefits

Cast body with sufficient strength to meet working environment requirements; unobstructed fluid flow.

Flexible wedge gate adapts automatically to body deformation caused by pipeline stress.

Welded seat rings eliminate leakage paths through seal welding.

Stem: T-type disc-stem connection prevents side stress on the stem, ensuring smooth operation.

Packing: Contains corrosion inhibitors to prevent stem rust; deep stuffing box ensures longer packing life.

Seat rings: Seal-welded to eliminate leakage paths behind the rings, extending trouble-free service life.

Z81X Series Resilient Seated Grooved Rising Stem Gate Valve

Product Overview

Applicable Media: Water, oil, gas, etc.
Operating Temperature: -10℃ to 100℃
Size Range: DN50 to DN250
Connection Type: Grooved connection
Connection Standards: GB, ANSI, DIN, API, ISO, BS
Valve Body Lifespan: 50 years
Body Material: Ductile iron
Bonnet Material: Ductile iron
Disc Material: Ductile iron with NBR rubber coating
Stem Material: Stainless steel
Sealing Structure: Resilient seated, flat-bottom seat design, triple O-ring stem seals

Technical Standards

Manufactured in accordance with GB/T24924-2010, ANSI/AWWA C509-94, or BS 5163 standards

Tested in accordance with GB/T13927 or BS 5163 standards

Face-to-face dimensions comply with GB/T12221 short series for gate valves, ANSI B16.10 Class 125, or BS 5163 standards

Features and Benefits

Compact structure and easy operation: Reasonable design, easy to disassemble and maintain.

Low flow resistance: Smooth flow path with no debris accumulation, large flow area.

Resilient sealing with zero leakage: Disc fully encapsulated with high-quality rubber, providing excellent sealing performance and long service life.

Strong corrosion resistance: Non-toxic epoxy resin coating applied inside and outside the valve, suitable for potable water systems.

Low operating torque: Easy to open and close, suitable for systems requiring frequent operation.

Flexible installation: Grooved connection allows quick installation, ideal for confined spaces.

Flat-bottom seat design: Prevents debris accumulation, ensuring reliable sealing.

Triple O-ring stem seals: Reduce friction during operation, significantly decrease leakage, and allow seal replacement without shutting down the system.