How long is your delivery time?

For normal products in 7-10 days; For bulk order, in 15-25 days. It depends.

What is the warranty time?

3 years warranty for all of our stainless steel products. Gaskets or the easy broken parts are not included due to the different application for customers.

Can you provide us with the testing report?

Yes, we can provide the required material reports, such as the material certificate, mill certificate, pressure testing report, roughness report, measurement report, and hardness report.

Premium Stainless Steel Double Disc Threaded Check Valve for Industrial Use

Name: Premium Stainless Steel Double Disc Threaded Check Valve for Industrial Use
Brand: Zhejiang Zhitong Pipe Valve Technology Co., Ltd.
SKU: 2127850265

Zhejiang, ChinaZhejiang Zhitong Pipe Valve Technology Co., Ltd.

US$5.00

10 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Temperature

-20~250 Degrees Centigrade

Model NO.

ZT-FG0006

Material

Stainless Steel

Connection Form

Thread

Structure

Tubular

Pressure

200psi/Pn16

Function

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

Sealing Form

Gland Packings Globe Valve

Flow Direction

Unidirection

Standard

DIN. GB

Application

Industrial Usage, Water Industrial Usage, Household Usage

Production Period

in 15-60 Days Upon Order Quantity

Payment Term

LC, T/T, Western Union, Small-Amount Payment

Closest Port for Shipment

Ningbo

Aftermarket

1 Year

Package

Cartons, Pallet, Cases

Transport Package

Cartons, Pallet, Cases

Specification

1-4" - 4"

Trademark

Origin

China

HS Code

8481804090

Production Capacity

2000 Piece/Month

Key features

Premium Stainless Steel Material: Constructed from SS304/SS316 for excellent corrosion resistance in harsh environments.

Superior Sealing Performance: High-precision design ensures zero leakage and maintains system integrity.

Global Standard Compliance: Manufactured to meet ISO, CE, DIN, GB, JIS, EN, and ANSI/ASME specifications.

Comprehensive Warranty Coverage: 3-year warranty provided for all stainless steel products excluding gaskets.

Flexible Customization Options: Custom orders accepted based on customer drawings with engineering support.

Rigorous Quality Control: Multi-stage inspection using PMI analyzers and dedicated laboratory testing.

Fast Delivery Capability: Normal products shipped in 7-10 days; bulk orders in 15-25 days.

Company profile

Full CustomizationStandardized quality controlFast DeliveryImporters and Exporters

Zhejiang Zhitong Pipe Valve Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-08-08Nearest Port: NINGBO, SHANGHAI, TIANJINAverage Response Time: ≤1.27hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 78 employees, operating in hardware, fasteners, steel processing, molds, forgings, powder metallurgy, metal materials, and import/export. It reports substantial production across stainless steel flanges, steel valves, stainless steel pipes, and pipe fittings, serves export markets across multiple regions, and holds an import/export license. Quality and management evidence includes ISO9001:2015, ISO45001:2018, ISO14001, and CE certification. The supplier supports OEM, ODM, and broad customization, with documented inspection and complaint-handling procedures. However, it reports no new products in the past year, no SDK, no overseas warehouse, showroom, agents, branches, or offline trade-show participation. Financial information is represented only by years rather than substantive performance figures, so financial credibility cannot be determined. Customer-case evidence is limited to OEM service for popular brands.

Supplier typeThe supplier is a limited company with no reported parent group or affiliated company. Its stated scope covers hardware products, fasteners, steel rolling, molds, forgings, powder metallurgy, metal materials, and import/export activities, indicating a manufacturing and trading profile.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, along with CE product-certification capability. These provide explicit evidence of quality, occupational safety, environmental, and product-compliance credentials.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, and reports in-stock service capability. However, it has no overseas warehouse, showroom, agents, branches, or stated overseas service countries, limiting evidence of localized after-sales coverage.

Production capacityThe supplier lists CNC, hydraulic press, automatic pipe cutting, and sawing equipment; reports specific output for flanges, valves, pipes, and fittings; maintains valid manufacturing contracts with associated subcontractors; and holds an import/export license. These records explicitly support established production and export capability.

Customization capabilityThe supplier explicitly offers customization from samples, designs, minor customization, full customization, and flexible customization, and also reports OEM and ODM services. This is direct evidence of broad product customization capability.

Client casesThe supplier states that it provides OEM services for popular brands, which is evidence of experience serving recognized-brand customers. No specific customer names, project details, volumes, or references are provided, so the breadth and verifiability of customer cases remain limited.

Product Q&A

Q:Are you a trading company or factory?

We are a manufacturer boasting 15 years of industry experience and holding proprietary import-export rights.

Q:May I request free samples?

Free samples can be provided for first cooperation under sincere cooperation.

Q:What certifications do you have?

Yes, we hold ISO, CE, and PED certificates. In addition, we possess a number of design patents and a Special Equipment Manufacturing License.

Q:How do you control the quality?

In quality control, the most critical aspect is preventing material mix-ups. Our factory has installed multiple spectroscopic PMI analyzers in the raw material warehouse, production workshop, and dispatch area. Equipment such as pressure testing machines, PMI analyzers, RA roughness testers, and hardness testers all contribute to ensuring quality. Additionally, we have our own laboratory and can provide extra test data for special products. During the production process, dedicated inspectors con

Q:If there is any quality problem, how do you solve it?

We believe that protecting our clients' interests is the cornerstone of our business. While we cannot guarantee 100% perfection, occasional quality issues may still arise. Depending on the specific situation, we typically resolve such cases through replacements, compensation, or resending goods. The specific solution will be discussed and agreed upon with the customer based on the actual circumstances.