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Blog Aug 22, 2025

Butterfly Valve Actuator Wiring Diagram Example: A Practical Guide

Butterfly Valve Actuator Wiring Diagram Example: A Practical Guide When installing or maintaining a butterfly valve with an actuator, one of the most critical steps is wiring the actuator correctly . Proper wiring ensures reliable valve operation, ...

Blog Aug 21, 2025

Valve Factory Test Report Sample

Valve Factory Test Report Sample: A Complete Guide When purchasing industrial valves such as gate valves, ball valves, globe valves, or check valves , buyers often request a Factory Test Report (also known as an Inspection Certificate or Test ...

Blog Aug 21, 2025

API 600 Valve Marking Rules: A Complete Guide

API 600 Valve Marking Rules: A Complete Guide In the valve industry, clear and standardized markings are essential for product identification, safety, and compliance. API 600 , the international standard for steel gate valves, defines strict rules ...

Blog Aug 20, 2025

Valve Air Tightness Test: Procedure, Standards, and Best Practices

Valve Air Tightness Test: Procedure, Standards, and Best Practices Meta Title: Valve Air Tightness Test – Procedure & Standards Meta Description: Learn the step-by-step process of valve air tightness testing. Ensure safety, reliability, a ...

Blog Aug 20, 2025

Corrosion Resistance Test Methods for Stainless Steel Butterfly Valves

Corrosion Resistance Test Methods for Stainless Steel Butterfly Valves Introduction In chemical, desalination, and offshore services, stainless steel butterfly valves face chlorides, acids, and cyclic humidity that can trigger pitting, crev ...

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A total of 11pages, with55 articles

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API Standard Cast Steel Gate Valve

API Standard Cast Steel Gate Valve – Comprehensive Overview An API standard cast steel gate valve is a vital component in pipeline systems designed to provide reliable isolation and minimal pressure drop across a wide range of industrial applications. Built to comply with API (American Petroleum Institute) standards , these valves ensure consistency in design, materials, and performance, meeting the stringent requirements of the oil, gas, petrochemical, and power generation industries. Material and Construction Cast Steel Body (WCB, WCC, LCB, LCC) – Offers high mechanical strength, durability, and excellent resistance to pressure and temperature fluctuations. Trim Materials – Commonly include stainless steel, alloy steels, or hardened metals to ensure longevity and corrosion resistance of the seating surfaces. Bolted Bonnet Design – Facilitates easier maintenance and inspection. Cast steel manufacturing enables cost-effective production of large valves with reliable mechanical integrity, making them suitable for demanding pipeline services. Applications and Typical Operating Conditions Oil & ...

API Standard Swing Check Valve

API Standard Swing Check Valve – Overview An API standard swing check valve is a non-return valve designed in accordance with the American Petroleum Institute’s (API) specifications, ensuring consistent quality, performance, and safety across a range of industrial applications. This valve type automatically prevents backflow by utilizing a swinging disc mechanism that opens under forward flow and closes when flow reverses, protecting pumps, compressors, and piping systems. Key Design Features API Compliance Manufactured to API 6D or API 594 standards for precise dimensional accuracy, performance reliability, and compatibility with global pipeline systems. Swing Disc Mechanism The hinged disc swings away from the seat during forward flow and returns to the closed position under reverse flow or gravity. Material Options Available in carbon steel, stainless steel, alloy steel, or duplex materials to suit various pressure, temperature, and corrosive environments. End Connections Flanged, butt weld, and socket weld ends for seamless integration into pipeline networks. Pressure and Temperature ...

API Standard Flanged Globe Valve

API Standard Flanged Globe Valve – Comprehensive Overview An API standard flanged globe valve is a crucial component in fluid control systems, designed to provide precise throttling and reliable shutoff in various industrial applications. Manufactured to meet API (American Petroleum Institute) standards , these valves ensure consistent quality, durability, and performance, particularly in oil & gas, petrochemical, power generation, and water treatment industries. Construction and Material Flanged End Connections : Designed according to ASME B16.5 standards, the flanged ends facilitate secure, leak-proof connections to piping systems, enabling easy installation and maintenance. Robust Body Materials : Typically constructed from cast steel (WCB, WCC), stainless steel, or alloy steels, offering excellent mechanical strength and corrosion resistance across a range of service conditions. Trim Components : Equipped with durable seating surfaces, often stainless steel or hardened alloys, to ensure tight shutoff and long service life. Bonnet Types : Bolted bonnet or pressure-seal bonnet options are available depending on pres ...

Valev Parts

Main active: machining below Size: Main Material (forging): The types of BALL Valve we can machine: Most of Forging products: BODY, CONNECTOR, COVER, STEM, SEAT, BALL, FLANGE, SUPPORT PLATE, FORGING WEDGE of Gate Valve, etc... NPS 1/2" to 36" DN 15 to DN900 A105,LF2,F304,F316, Duplex,Super Duplex, F6A,INC.625, INC.825, INC.718, MONEL,TITANUNM,etc... Floating, Trunnion, 3-way, Top-entry, 2-pieces, 3-pieces, Flanged, DOUBLE BLOCK & BLEED, etc ...

Flanged Butterfly Valve

Flanged Butterfly Valve – Overview The flanged butterfly valve is a quarter-turn valve designed for reliable flow regulation and shut-off in pipelines carrying water, air, gas, oil, and other media. Its disc rotates on a central axis, providing quick operation and minimal pressure drop. With a flanged connection on both ends, it offers secure installation and easy maintenance for a wide range of industrial applications. Key Design Features Flanged End Connection Conforms to ASME, DIN, EN, or JIS flange standards for secure, leak-proof pipeline integration. Quarter-Turn Operation 0° to 90° disc rotation allows for fast opening and closing with precise throttling control. Disc & Seat Design Streamlined disc minimizes flow resistance. Resilient or metal seat options to suit various temperature and pressure conditions. Actuation Options Manual (lever or gear-operated) Pneumatic, electric, or hydraulic actuators for automated control systems. Mat ...

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Butterfly Valve Actuator Wiring Diagram Example: A Practical Guide

Valve Factory Test Report Sample

API 600 Valve Marking Rules: A Complete Guide

Valve Air Tightness Test: Procedure, Standards, and Best Practices

Corrosion Resistance Test Methods for Stainless Steel Butterfly Valves

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