ANSI Class 150-2500 Gear Operated Cast Steel Gate Valve, RF Flanged, Wcb/CF8/CF8m, API 600

• Customization: Available
• Media: Oil
• Temperature: Ordinary Temperature
• Model NO.: Z541-150-2500LB
• Type: Straight-through
• Material: Carbon Steel
• Connection Form: Flange
• Pressure: Ordinary Pressure
• Actuator: Manual
• Seal Surface: Wedge Gate Valve
• Thread Position of Valve Rod: Outside Gate Valve
• Usage: Regulation, Safety, Emptying, Drain, Temperature Control, Flow Control
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Design Standard: API 600, ASME B16.34
• Pressure Class: Class 150 / 300 / 600 / 900 / 1500 / 2500
• End Connection: RF Flanged (Raised Face)
• Body Material: Cast Carbon Steel Wcb; Cast Stainless Steel CF8 /
• Transport Package: Plywood Case
• Specification: 1/2"-12"(DN15-DN300)
• Trademark: LG/OEM
• Origin: China
• Package Size: 100.00cm * 100.00cm * 100.00cm
• Package Gross Weight: 1.000kg

Product Description

Gearbox Operated Flanged Gate Valve (API 600 / ASME B16.34)

This gearbox operated flanged gate valve is designed and manufactured in compliance with API 600 and ASME B16.34 standards. It features a robust cast steel body available in WCB, CF8, and CF8M materials, with pressure ratings ranging from Class 150 to Class 2500. The gearbox operation provides reliable mechanical advantage for easy operation in large-bore or high-pressure applications, ensuring tight shut-off and long service life for critical industrial fluid pipelines.

Specification

Applications

Oil & Gas Industry: Transmission pipelines, wellhead systems, and refinery processing units
Petrochemical & Chemical Plants: High-pressure fluid handling in reactors, distillation columns, and process lines
Power Generation: Thermal power plants, boiler feedwater systems, and high-temperature steam pipelines
Industrial Process Piping: Water treatment, mining, and heavy-duty industrial fluid control
Marine & Offshore: Deck piping and subsea applications (corrosion-resistant CF8/CF8M versions)
Pipeline & Distribution Networks: Municipal water, gas, and petroleum transmission lines

Key Configurations

Design Standard: API 600, ASME B16.34
Pressure Class: Class 150 / 300 / 600 / 900 / 1500 / 2500
End Connection: RF Flanged (Raised Face)
Flange Standard: ASME B16.5
Face to Face: ASME B16.10
Body Material: Cast Carbon Steel WCB; Cast Stainless Steel CF8 (304) / CF8M (316)
Bonnet Type: Bolted Bonnet (with pressure seal bonnet option for Class 900 and above)
Gate Type: Solid wedge / Flexible wedge
Seat Type: Metal-to-metal seated (replaceable seat rings)
Stem Design: Rising stem (non-rising stem optional) with anti-blowout protection
Operation Type: Gearbox operated (manual gear operator; electric/pneumatic actuator optional)
Fire Safe Design: Compliant with API 607 (optional)

Key Configurations

Design Standard: API 600, ASME B16.34
Pressure Class: Class 150 / 300 / 600 / 900 / 1500 / 2500
End Connection: RF Flanged (Raised Face)
Flange Standard: ASME B16.5
Face to Face: ASME B16.10
Body Material: Cast Carbon Steel WCB; Cast Stainless Steel CF8 (304) / CF8M (316)
Bonnet Type: Bolted Bonnet (with pressure seal bonnet option for Class 900 and above)
Gate Type: Solid wedge / Flexible wedge
Seat Type: Metal-to-metal seated (replaceable seat rings)
Stem Design: Rising stem (non-rising stem optional) with anti-blowout protection
Operation Type: Gearbox operated (manual gear operator; electric/pneumatic actuator optional)
Fire Safe Design: Compliant with API 607 (optional)

right elevation

left elevation

front elevation

Technical Specifications

item	Specifications
Design Standard	API 600, ASME B16.34
Size Range	2" ~ 48" (DN50 ~ DN1200)
Pressure Class	Class 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB
Body Material	Cast Carbon Steel WCB; Cast Stainless Steel CF8 / CF8M
Bonnet Material	Same as body material
Gate Material	WCB / CF8 / CF8M (hardfaced for high pressure)
Seat Material	Stainless steel (hardfaced for wear resistance)
Stem Material	Stainless steel (410 / 304 / 316)
Gasket Material	Spiral wound metallic gasket / Non-asbestos gasket
End Connection	RF Flanged (Raised Face)
Flange Standard	ASME B16.5
Face to Face	ASME B16.10
Operation Type	Gearbox operated (manual gear operator)
Temperature Range	-29°C ~ 425°C (depends on material selection)
Testing Standard	API 598 (shell and seat test)
Leakage Class	Zero leakage (metal-to-metal seat)
Application Media	Water, oil, gas, steam, and corrosive chemicals

Drawings & Dimensions

After Sales Service

1.The products shall be issued with inspection certificates and instructions. To ensure that the users can correctly install and apply the products of our company.
2.Our company guarantees that the products are produced and inspected in accordance with the relevant international standards, and unqualified products will never leave the factory. We promise to strictly perform and deliver the four packages of products, strictly implement the relevant regulations of national industrial products after-sales service, and within 12 months from the date of delivery of the normal operating conditions specified in the product manual.
3.If the user has any objection to the quality of our products, we promise to make Suggestions within 2 hours after receiving the objection. If it needs to be solved on site, it shall ensure that professional technical services personnel are dispatched, and the services personnel shall not be evacuated until quality problems are solved. We will archive the quality problem and result of every feedback

Company Profile

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FAQ

Q: How long is the delivery time for an order?
Answer: Standard models ship within 15-30 days; customized units take 30-45 days.
 Q: Do you provide overseas after-sales service?
A: Yes, we have cooperative service centers in major areas.
Q: Can I request customization?
Answer: Of course!
Q: What export documents do you provide?
Answer: A full set of export documents (commercial invoice, packing list, bill of lading, certificate of origin, etc.).
Q: How to place an order?
A: Contact us via email/phone for a quote and then confirm via purchase order.