What is the warranty period?

The product warranty period is 12 months from the date of acceptance, covering free repair or replacement for quality issues.

What is the nominal pressure range?

The nominal pressure range is PN10 to PN40 Mpa.

Low Resistance Slow Closing Check Valve Cast Iron

Name: Low Resistance Slow Closing Check Valve Cast Iron
Brand: Kaigao Valve Co., Ltd.
SKU: 2157767752

Henan, ChinaKaigao Valve Co., Ltd.

US$20.00-200.00

1 Piece

Product profile

Customization

Available

Media

Water, Sewage, Oil

Temperature

Ordinary Temperature

Model NO.

HH44X-16

Material

Cast Iron

Connection Form

Flange

Structure

Swing

Pressure

Ordinary Pressure

Function

Low Resistance Slow Closing Check Valve

Sealing Form

Rubber Soft Seal

Flow Direction

Unidirection

Standard

GB / DIN

Application

Industrial Usage, Water Industrial Usage

Connection Type

Valve Disc Material

Ductile Iron/304 Stainless Steel

Valve Stem/Spring

Carbon Steel/Stainless Steel

Applicable Medium

Water, Air, etc.

Transport Package

Wooden Case

Specification

DN50-DN600

Trademark

Ginsenka

Origin

Henan, China

Key features

Low Resistance Design: Streamlined flow path reduces pressure drop and ensures efficient system performance.

Automatic Reliable Sealing: Opens with forward flow and closes quickly by gravity/spring to prevent backflow.

Customizable Materials: Body, disc, seat, and fasteners can be selected based on specific working conditions.

Wide Application Range: Suitable for water, steam, oil, and gas in power, chemical, and environmental industries.

Robust Flange Connection: Flanged design allows for robust, leak-proof connections in compact spaces.

Comprehensive Warranty: 12-month warranty covering free repair or replacement for quality issues.

Lifetime Technical Support: Spare parts provided at cost after warranty; lifetime technical support included.

Standard Compliance: Manufactured according to GB, DIN, and other international standards for safety.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock Capacity100% Finished Products Inspection

Kaigao Valve Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2025-09-04Nearest Port: QingdaoAverage Response Time: ≤3.49hTerms of Payment: LC, T/T, D/P

AI-Powered supplier vetting

SummaryThe supplier appears to be an industrial machinery and components trader/manufacturer with a broad scope covering foundry machinery, forgings, powder metallurgy products, instruments, special equipment, building materials, plastics, textiles, and electronic products. It reports more than 10 production lines, inventory capability, two R&D engineers, raw-material traceability, and quality assurance. However, the evidence also shows no available SDK, no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, showroom, agents, branches, or overseas-service countries, and no documented corrective-action, complaint-handling, warehouse-control, supplier-assessment, or fire-drill procedures. Quality-testing equipment was recorded as zero, while only customer-request sample provision is documented for R&D. Financial records are referenced by year, but no assessable financial results are provided.

Supplier typeThe supplier’s stated business scope covers machinery and components and multiple industrial product categories, while its description presents valve engineering and manufacturing capabilities. The evidence supports classifying it as an industrial equipment supplier with manufacturing-related activities, although the breadth of its trading scope suggests it may also operate as a diversified distributor.

After-Sales capabilityThe supplier has inventory capability and accepts multiple service quotation and payment arrangements, but it has no overseas warehouse, showroom, agents, branches, or overseas-service countries. It also lacks written corrective/preventive-action and customer-complaint procedures, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier has two R&D engineers and describes advanced valve sealing and automated-control technologies, but it explicitly has no available SDK. The documented R&D responsibility is limited to providing samples according to customer requirements, so broader innovation capability is not established.

Production capacityMore than 10 production lines, inventory capability, and a stated quality-assurance system indicate some operational capacity. Nevertheless, there is no valid manufacturing-capacity contract with affiliated subcontractors, quality-testing equipment is recorded as zero, and no warehouse-control process was found on site, creating significant production-control weaknesses.

Customization capabilityThe supplier provides samples according to customer requirements and describes customized valve solutions with selectable sealing technologies and electric, pneumatic, or hydraulic controls. This is explicit evidence of product-level customization capability, although the scope and formal process for customization are not detailed.