What is the minimum order quantity?

The minimum order quantity is 1.

What payment terms are accepted?

Accepted payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payment.

What standards does the valve comply with?

The valve is designed and manufactured according to API594, API 6D, JB/T8937, and other international standards.

Valve Supplier Wafer Type Long Series Dual Plate Check Valve

Name: Valve Supplier Wafer Type Long Series Dual Plate Check Valve
Brand: Zhejiang Naibang Valve Co., Ltd.
SKU: 2156889385

Zhejiang, ChinaZhejiang Naibang Valve Co., Ltd.

US$300.00

5-99 Pieces

US$10.00

100+ Pieces

Product profile

Customization

Available

Material

Cast Steel

Connection Form

Wafer

Model NO.

H76

Structure

Swing

Pressure

Ordinary Pressure

Function

Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence

Sealing Form

Gland Packings Globe Valve

Flow Direction

Unidirection

Standard

ANSI

Application

Industrial Usage, Water Industrial Usage

Size

2" to 54"

Class

150lb to 2500lb

Certificates

API 6D, CE, ISO9001

Application Fields

Metallurgy,Light Industrial,Electric Power,Petroch

Delivery Detail

20~45 Days According to The Specific Quantities

Transport Package

Standard Export Wooden Case

Specification

API6D, ISO9001, CE, SGS, etc

Trademark

NIPO

Origin

Wenzhou, Zhejiang, China

HS Code

8481300000

Production Capacity

8000PCS/Year

Key features

Compact and Lightweight Design: Short structural length is 1/4~1/8 of traditional valves; weight is 1/4~1/20.

Wide Customization Range: Sizes 2" to 54" and Classes 150lb to 2500lb are customizable.

High Reliability and Safety: Features low water hammer pressure, good sealing, and long service life.

Versatile Installation: Easily installed for both vertical and horizontal pipelines.

Strict Quality Control: 100% inspection including visual and function tests for finished products.

Multiple Certification Options: Available with API 6D, CE, and ISO9001 certificates.

Flexible Action: Narrow valve travel with small closedown impact and smooth flow.

Established Manufacturer: Factory established in 2000 with 24 years of export experience.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceIn-stock Capacity

Zhejiang Naibang Valve Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 24 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤8.19h

AI-Powered supplier vetting

SummaryThe supplier is an industrial valve manufacturer serving power, wastewater, construction, petroleum-chemical, metallurgy, fertilizer, paper, and pharmaceutical applications. It provides OEM and ODM services, customization from samples and designs, in-stock capability, and documented complaint-handling and supplier-assessment procedures. Production resources include five production lines and multiple machining, grinding, coating, and inspection facilities, although quality-control staffing is below five. The supplier holds ISO9001:2015 certification and reports regular fire drills. Limitations include no overseas agents, branches, warehouses, or showrooms; no participation in offline trade shows; no available SDK; no new products in the past year; and no valid manufacturing-capacity contract with associated subcontractors. Financial evidence is insufficient for a credibility assessment because the provided entries identify years but contain no substantive financial indicators.

Supplier typeThe supplier is an industrial valve manufacturer with OEM capability for well-known brands, machining and finishing equipment, five production lines, and applications spanning power stations, wastewater treatment, construction, petroleum-chemical, metallurgy, fertilizer, paper, and pharmaceutical industries. This supports classification as an industrial valve manufacturing supplier rather than a purely trading or service company.

CertificationsThe supplier reports an ISO9001:2015 certificate and other certification, and states that quality assurance exists in its quality-control processes. However, the specific identity of the additional certification is not provided.

Production capacityThe supplier reports five production lines, extensive equipment including CNC, lathes, grinding, drilling, boring, painting, cutting, polishing, and sand-blasting machines, documented finished-product inspection instructions, inventory capability, and a typical peak-season fulfillment time of one month. However, it lacks a valid manufacturing-capacity contract with associated subcontractors, creating a documented capacity-management weakness.

Customization capabilityThe supplier explicitly provides customization from samples and designs and also offers ODM services. These statements directly support capability for customized product development and manufacturing.

Client casesThe supplier states that its products have been used in domestic large power-station projects and across wastewater treatment, urban construction, petroleum-chemical, oil extraction, metallurgy, fertilizer, paper, and pharmaceutical applications, with exports to many countries and regions. It also reports OEM service for well-known brands, although no customer names or independently verifiable case details are provided.

Product Q&A

Q:What is the customizable size range?

The size can be customized from 2 inches to 54 inches.

Q:What pressure classes are available?

Customization is available for pressure classes ranging from 150lb to 2500lb.

Q:What are the delivery timeframes?

Delivery details are 20 to 45 days according to specific quantities. Peak season lead time is one month to 3 months, while off-season is within 15 workdays to one month.

Q:Does the valve support OEM and ODM services?

Yes, both OEM and ODM services are available, with customization options from samples or designs.

Q:What certifications can be provided?

Certificates such as API 6D, CE, and ISO9001 are available for this product.