What certifications does the product have?

The product is certified with ISO 9001, ISO 14001, OHSAS 18001, CE, AAA, and CCC.

How do you handle after-sales service?

We reply within 1 hour and provide solutions within 3 hours, including remote guidance or free re-production if needed.

Class150 Ductile Iron Di Dual Plate Wafer Check Non Return Valve

Name: Class150 Ductile Iron Di Dual Plate Wafer Check Non Return Valve
Brand: Tianjin Tanggu General Valve Group Co., Ltd.
SKU: 2096155972

Tianjin, ChinaTianjin Tanggu General Valve Group Co., Ltd.

US$6.80-188.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Temperature

Low Temperature

Model NO.

ZGTVT-CHECK VALVE

Material

Cast Iron

Connection Form

Clamp

Structure

Butterfly

Pressure

Low Pressure

Function

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

Sealing Form

Bellows Globe Valve

Flow Direction

Unidirection

Standard

Application

Industrial Usage, Water Industrial Usage, Household Usage

Body Materials

Iron/Wcb/CF8m/CF8/Al-Bronze

Disc Materialsnbr/EPDM/PTFE/Silico

NBR/EPDM/PTFE/Silicone etc

End Standard

Pn6/10/16/25/21/150lb/JIS5K/10K/As2129 Table D/E/F

Face to Face

En558; ISO5752; ANSI B16.10;

Transport Package

Plywood Box

Specification

1100mm*1100mm*1100mm

Trademark

ZGTVT OEM

Origin

China Tianjin

HS Code

8481901000

Production Capacity

5000000PCS/Year

Key features

Customizable Materials: Body and disc materials can be customized to Iron, WCB, CF8m, CF8, or Al-Bronze.

Wide Size Range: Available in sizes DN50 to DN900 to fit various pipeline requirements.

Multi-Standard Compliance: End standards include PN6-25, 150lb, JIS, and EN558 for global compatibility.

Fast Response Support: Technical issues are replied to within 1 hour and solutions provided within 3 hours.

Flexible Customization: Supports full, minor, and flexible customization from designs to meet specific needs.

Quality Assurance: 100% visual and function inspection ensures every valve meets high standards.

Global Certifications: Certified with ISO 9001, ISO 14001, CE, and CCC for safety and quality.

Low MOQ: Minimum Order Quantity is just 1 unit, allowing for small batch testing.

Company profile

High Repeat Buyers ChoiceLow MOQOEM ServicesManagement Certification

Tianjin Tanggu General Valve Group Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc.Export Year: 2018-09-10 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.57h

AI-Powered supplier vetting

SummaryThe supplier operates in building and construction-related materials and has four production lines, stated product output across valves, and fewer than five quality-control staff. It reports strong technical strength, manufacturing equipment, testing equipment, quality assurance, customization services, and OEM service for known brands. However, export experience is limited to one year, exports represent 21%–30% of sales, and the primary export market is domestic. Overseas service infrastructure is absent, including overseas warehouses, showrooms, agents or branches, and offline trade-show participation. Service assessment, complaint handling, corrective-action, and supplier-approval procedures lack written procedures or records. R&D documentation is unavailable for audit, no R&D patents are reported, and no SDK is available. Financial information is identified for 2022–2024, but the provided slices do not establish financial strength or credibility.

Supplier typeThe supplier is a building-materials and construction-related manufacturer or seller, with stated production of multiple valve products and four production lines. Its business scope includes building materials, metal parts, construction machinery, waterproofing products, and related products.

After-Sales capabilityThe company claims that after-sales service is in place, but its service capability lacks written assessment, corrective-action, and customer-complaint procedures or records. It also has no overseas warehouse, showroom, agent, branch, or offline trade-show presence, limiting demonstrated overseas support capability.

R&D capabilityThe supplier has CAD-related R&D capability and assigns engineers to customize products according to customer needs. Nevertheless, it reports no available SDK, zero R&D patents, and no design-input, output, review, verification, or validation documents available for audit, indicating limited documented innovation evidence.

Production capacityThe supplier operates four production lines and reports specified output for several valve products, supported by manufacturing equipment, testing equipment, and fewer than five quality-control staff. However, it does not continuously reconcile quantities for each batch or batch production, which is a production-control weakness.

Customization capabilityThe supplier explicitly offers customization from designs, full customization, minor customization, and flexible customization. Its R&D responsibilities include product customization based on customer needs, and it provides OEM services for known brands.