How to deal with internal leakage of valve?

Remove the debris on the sealing surface and repair or replace the sealing pair.

What is the problem caused by the inflexibility of valve opening and closing?

First, the executive mechanism failure; Second, there are foreign objects blocked valve plate.

How to solve the valve opening and closing is not flexible?

When the actuator fails, repair or replace the actuator; If foreign objects block, remove foreign objects, and be careful not to damage the sealing surface.

Can the valve actuator adjust itself?

The valve actuator has been debutted before leaving the factory, and non-professional personnel are forbidden to adjust.

500 Systems

Name: Reliable No Spill Line Blind for Class 150/300/500 Systems
Brand: HENAN QUANSHUN FLOW CONTROL SCIENCE & TECHNOLOGY CO., LTD.
SKU: 2200195125

Henan, ChinaHENAN QUANSHUN FLOW CONTROL SCIENCE & TECHNOLOGY CO., LTD.

US$450.00

2 Sets

Product profile

Customization

Available

Media

Gas

Temperature

Ordinary Temperature

Type

Sliding Type/Compact Type/Swing Type/No Spill Type

Material

Stainless Steel

Connection Form

Flange

Pressure

High Pressure

Actuator

Manual

Seal Surface

Parallel Gate Valve

Thread Position of Valve Rod

Outside Gate Valve

Usage

Regulation

Standard

ANSI

Application

Industrial Usage

Valve Size

2''~36''

Valve Pressure

Class150-900

Valve Body Material

Stainless Steel 304/316 Wcb

Seal Ring

FKM/Ffkm

Transport Package

Wooden Box

Specification

DN150-DN900

Trademark

QUANSHUN VALVE

Origin

China

HS Code

8481804090

Production Capacity

500 Sets / Month

Key features

Zero Leakage Safety: Ensures 100% safety isolation with zero leakage in closed position.

Single Operator Operation: Easily operated by one person without special training or tools.

No Pipeline Expansion: Switches valve plate without expanding the pipeline for higher efficiency.

Compact & Lightweight Design: Reduces weight and space requirements, eliminating need for extra pipe support.

Full-Bore Flow Channel: Designed with zero flow resistance for optimal fluid dynamics.

Safety Locking Device: Prevents operator errors and unauthorized operation with pad lock capability.

Wide Customization Options: Customizable valve size, pressure, body material, and seal ring types.

Multi-Application Versatility: Suitable for petroleum, chemicals, steel, and complex industrial mining conditions.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceCooperated with Fortune 500

HENAN QUANSHUN FLOW CONTROL SCIENCE & TECHNOLOGY CO., LTD.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.16h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier exhibits strong capabilities in design and customization, offering extensive R&D and ODM/OEM services. They hold multiple certifications such as ISO and CE, suggesting a commitment to quality and sustainability. However, financial data indicates no recorded revenue or profit over recent years, raising concerns about financial credibility. Production capacity is significant, with an emphasis on valve manufacturing, and they have a facility equipped with machining and welding equipment. Export activities account for up to 40% of sales, but they lack overseas warehousing and showroom capabilities.

Supplier typeThe supplier provides 3D software design services and has capabilities for full customization and flexible design, serving both domestic and international markets.

CertificationsThe supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, as well as CE and other certifications, indicating strong compliance with international standards.

After-Sales capabilityThe company provides non-traditional after-sales services and has clear procedures for handling customer complaints and maintaining service capability.

Financial creditThe supplier's financial data shows no revenue or profit in the last three years, indicating potential financial instability or reporting issues.

R&D capabilityThe supplier demonstrates innovation with new products in the past year and offers ODM services, although they lack SDK availability.

Production capacityThe supplier has significant production capabilities, with an annual output above US$100 million, focusing on various valve types.

Customization capabilityThe supplier excels in customization, offering a wide range of services from minor to full customization based on samples or designs.

Product Q&A

Q:Why choose our quick action line blind?

Quanshun Quick Line Blinds Offer a combination of two essential criteria--Zero Leakage and Safe & Easy blinding by untrained one operator

Q:Advantages compared with traditional line blind valve?

1.No line spread: The unique & simple Gear-set mechanism makes a gap to switch blind plate without line spreading 2.Auto positioning of blind plate: Blind plate is set on correct position by positioner 3.Hand wheel torque indicator: Torque indicator provides correct positioning of tightening untightening operation 4.Safety locking: Locking devices with Pad Lock with key secure safety from incorrect operation by unauthorized operator 5.Self stick free mechanism: Unique gear set mechanism shall fr

Q:What causes leakage at the valve and pipe connection?

First, the sealing surface is damaged or contaminated by dirt; Second, gasket failure; Third, the pipe flange pressure is uneven or not pressed.

Q:How to deal with leakage at the connection of valve and pipeline?

The following measures can be taken: repair the sealing surface or clean up the dirt; Replace the gasket; Press the flange bolt evenly.

Q:What is the cause of leakage in the valve?

There is mainly debris on the sealing surface, or the sealing surface is damaged.