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Gate Valve Class 150

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MOQ : 5 Units

Gate Valve Class 150 Specification

Connection
Flanged Ends

Sealing
Soft/Metal Seated

Size
2 to 24 (DN50 - DN600)

Structure
Rising Stem, Non-Rising Stem (Optional)

Material
Cast Steel / Cast Iron

Type
Gate Valve

Power Source
Manual

Pressure
Class 150

Media
Water, Oil, Gas

Working Temperature
-10C to 120C

Port Size
Full Port

Surface
Smooth Finish

Shape
Round

Leakage Class
Class VI

Body Test Pressure
3.0 MPa

Flow Characteristic
Bi-directional

Bonnet Type
Bolted Bonnet

Packing
Graphite / PTFE

Standard
API 600 / BS EN 1984

Seat Test Pressure
2.2 MPa

Operation
Handwheel / Gear Operated

Application
Pipeline Isolation, Industrial & Commercial Systems

Face to Face
ASME B16.10

End Connection Standard
ASME B16.5

Painting
Epoxy Coated

Temperature Rating
Up to 120°C

Body Material Grade
WCB / CI

Design
Outside Screw & Yoke

Stem Material
Stainless Steel

Gate Valve Class 150 Trade Information

Minimum Order Quantity
5 Units

Supply Ability
200 Units Per Month

Delivery Time
7 Days

About Gate Valve Class 150

Gate Valve Class 150

Main Features :

Bolted body-bonnet design for valves up to Class 800, 1500, 2500, 4500. Valves with welded bonnet also available on request
Screwed with a seal-welded body-bonnet design for valves of Class 1500,2500, 4500.
Bellows-sealed Gate and Globe valves available in Class 800
Bolted body-bonnet joints provided with spiral-wound stainless steel gasket and graphite filler for maximum protection against leaks
Die-formed graphite inner packing rings and braided graphite end rings with Inconel wire reinforcement and corrosion inhibitor
T-head stem-disc connection of gate valve fully meets strength requirements of API 602 and API 598
Rolled ACME thread on stem for smooth operation
Tapered shoulder on the stem for back seating
Self-aligning type gland assembly with stud-and-nut tightening
Integral hard-faced body seat for globe and check valves
Spring-loaded disc on check valves suitable for no horizontal applications too
Gate and globe valves can be offered with electrical actuators
Austenitic SS forging for body and bonnet of Cryogenic valves, resulting in excellent impact strength, minimal heat loss and resistance to corrosion
Valves can be offered to NACE MR-0175 and other special NACE requirements

Reliable Flow Control for Multiple Applications

The Gate Valve Class 150 provides trusted shut-off across water, oil, and gas media, making it ideal for pipeline isolation in both industrial and commercial settings. Its bi-directional flow feature and robust construction ensure seamless operation and longevity, even under varying temperatures and pressures.

Premium Construction and Easy Operation

Manufactured with WCB or Cast Iron body materials and a stainless steel stem, this valve ensures superior resistance to corrosion and mechanical stress. A choice between rising and non-rising stem designs, coupled with user-friendly manual handwheel or gear operations, makes maintenance straightforward and operation smooth.

FAQ's of Gate Valve Class 150:

Q: How does the bi-directional flow characteristic benefit pipeline operations?

A: The bi-directional design allows the gate valve to control flow from either direction, enhancing installation flexibility and ensuring reliable isolation in pipelines regardless of flow orientation.

Q: What is the typical process for installing this class 150 gate valve?

A: Installation involves aligning the flanged ends (ASME B16.5) with the pipeline and securing them with appropriate fasteners. Ensure correct orientation and verify packing (graphite/PTFE) for the media type before tightening. Follow proper torque specifications for bolted bonnets and check for leak-tight sealing during pressure tests.

Q: Where can these gate valves be effectively used?

A: These valves are suitable for pipeline isolation in industries such as oil and gas, water treatment, commercial utilities, and manufacturing plants where reliable shut-off is critical and where the media includes water, oil, or gas.

Q: What benefits does the epoxy coating provide?

A: The epoxy coating enhances resistance against corrosive elements and harsh environments, prolonging the valve's service life and maintaining its smooth surface finish even under challenging industrial conditions.

Q: When should I choose a rising stem over a non-rising stem design?

A: Rising stem valves are chosen for visible stem position indication, which helps operators visually confirm valve status. Non-rising stems are better for installations with space constraints, as the stem does not move upward when the valve is operated.

Q: How does the soft or metal seated sealing impact operational performance?

A: Soft seats (such as PTFE) offer bubble-tight shut-off and are ideal for clean media, while metal seats provide greater durability and can handle more abrasive or high-temperature applications. The selection depends on the media type and operating conditions.

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