How to deal with internal leakage of the valve?

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

What causes inflexibility in valve opening and closing?

Causes include executive mechanism failure or foreign objects blocking the valve plate.

How to solve the problem of inflexible valve opening and closing?

Repair or replace the actuator if it fails; remove foreign objects if blocked, being careful not to damage the sealing surface.

Can the valve actuator adjust itself?

The valve actuator is adjusted before leaving the factory, and non-professional personnel are forbidden to adjust it.

Bathroom Brass Check Valve with Cross Handle for Easy Operation

Name: Bathroom Brass Check Valve with Cross Handle for Easy Operation
Brand: HENAN QUANSHUN FLOW CONTROL SCIENCE & TECHNOLOGY CO., LTD.
SKU: 2295552225

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

US$500.00

2 Pieces

Product profile

Customization

Available

Media

Water

Temperature

-196℃~550℃

Model NO.

H41H-63 DN100

Material

Stainless Steel

Connection Form

Flange

Structure

Swing

Pressure

Ordinary Temperature

Sealing Form

Gland Packings Globe Valve

Flow Direction

Unidirection

Standard

ANSI

Application

Industrial Usage

Size

DN50-600

Body Material

304, 316, 304L, 316L, Wcb

Medium

Water, Gas, Oil

Colour

Blue, G

Standards

ANSI/ASME B16.34, BS1873

Transport Package

Polywood Case

Specification

DN50-DN400

Trademark

QUANSHUN

Origin

Zhengzhou

Key features

Anti-External Leakage Design: Internal swing-arm design houses all moving parts to prevent external leakage.

Flexible Disc Movement: Spherical joint allows 360-degree freedom and micro-position compensation.

Multiple Material Options: Available in WCB, WC6, WC9, LCB, CF8, CF8M, CF3, CF3M, and more.

Comprehensive Certifications: Holds ISO, API 6D, API Q1, CE, SIL, API 607, and API 6FA certifications.

Customizable Specifications: Sizes DN50-600, various body materials, colors, and standards available.

Easy Hoisting for Large Sizes: Large-diameter valves equipped with lifting eyes for convenient installation.

Disc Limit Device: Prevents disc from opening too far, ensuring reliable closure.

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: >24h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, 3D design, ODM, and OEM capabilities, supported by reported new-product development and one national science and technology progress award. Quality, supplier-service assessment, corrective-action, and complaint-handling procedures are documented and followed. The supplier reports inventory capability, export rights, and multiple accepted trade terms, but has no overseas warehouse or showroom and no valid manufacturing-capacity contract with related subcontractors. Production information identifies one production line, 11–20 quality-control staff, and stated valve outputs. Certification evidence includes ISO9001:2015, ISO45001:2018, ISO14001, and CE. Financial credibility cannot be established because the provided financial fields report zero values for the stated periods. Customer references are not explicitly provided.

Supplier typeThe supplier operates manufacturing equipment including machining, welding, line cutting, and painting facilities; it reports one production line, inventory capability, export rights, and service proximity to Qingdao Port. However, it has no valid manufacturing-capacity contract with related subcontractors and no overseas warehouse or showroom.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, together with CE and other product-certification capability. These are explicit certification holdings or capabilities in the provided information.

After-Sales capabilityThe company reports technical support and non-traditional after-sales service, while its service-capability procedures, corrective and preventive actions, and customer-complaint handling have written procedures and followed records. This supports a structured after-sales process.

Financial creditThe provided financial records report zero operating revenue, operating cost, gross profit, operating profit, gross margin, and current ratio for the stated periods. These reported figures do not provide positive evidence of financial strength and indicate a material credibility concern.

R&D capabilityThe supplier reports new products within the past year, provides 3D software design and ODM services, supplies OEM services to well-known brands, and holds one national science and technology progress award. It does not have an available SDK, but the broader evidence supports innovation capability.

Production capacityThe supplier identifies machining, welding, line-cutting, and painting equipment, reports 11–20 quality-control staff, one production line, inventory capability, and stated outputs for several valve products. Its lack of a valid manufacturing-capacity contract with related subcontractors limits assurance regarding contracted capacity.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, flexible customization, and minor customization, as well as 3D software design and ODM services. This indicates broad customization coverage across design and manufacturing requirements.