Can I get samples from your factory?

Yes, samples can be provided upon request.

What is your production capacity?

We have advanced CNC lathes, presses, and drilling machines for precision machining, ensuring accurate product sizes and quality at every step.

Why choose YST Valve?

We have over 20 years of experience, strict compliance with GB/ANSI/DIN/JIS standards, and excellent after-sales service with positive client feedback.

1/2" NPT Stainless Steel Spring Check Valve

Name: 1/2" NPT Stainless Steel Spring Check Valve
Brand: Hubei YST Valve Co., Ltd.
SKU: 1987704941

Hubei, ChinaHubei YST Valve Co., Ltd.

US$1.00-80.00

100 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Media

Water, Oil, Gas,etc

Temperature

-20 ~ 210 Degree ℃

Model NO.

Spring check valve

Material

SS304, SS316, Wcb

Connection Form

Thread

Structure

Spring

Pressure

1000wog

Flow Direction

Unidirection

Standard

NPT,Bsp,BSPT F/F, F/M Threaded

Application

Industrial Usage, Water Industrial Usage, Household Usage

Size

1/2"-4"

Valve Seat

PTFE, Rptfe, Ppl

Certificate

ISO9001, ISO45001, ISO14001, ISO5211, CE

Sealing

PTFE,Rptfe.Ppl

Transport Package

Inner CTN, Outside Ply-Wooden Cases

Specification

Customized

Trademark

YST

Origin

China

Key features

Low Flow Resistance: Disc opens fully to minimize pressure drop for efficient high-flow applications.

Wide Media Compatibility: Suitable for water, oil, gas, and steam in horizontal pipelines.

Robust Material Options: Available in SS304, SS316, and WCB with PTFE/RPTFE sealing.

Certified Quality: ISO9001, ISO14001, ISO45001, and CE certified products.

Customizable Sizes: Sizes range from 1/2 inch to 4 inches with flexible customization.

High Temperature Resistance: Operates effectively within -20 to 210 degrees Celsius.

Manufacturer Direct: Direct supply from factory with 20 years of manufacturing experience.

Global Export Experience: Over 80% of products exported to Europe, US, and Southeast Asia.

Company profile

Fast DeliveryCustomization from SamplesODM ServicesQuality Assurance

Hubei YST Valve Co., Ltd.

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤2.40h

AI-Powered supplier vetting

SummaryHubei YST Valve Co., Ltd. is a China-based limited company established in 2017 with 109 employees and permitted business activities covering special-equipment manufacturing, installation, repair, and design. It demonstrates broad customization and ODM capabilities, supported by four R&D engineers, recent new-product activity, and an available SDK. Quality and service processes are documented, including inspection, supplier assessment, corrective actions, and complaint handling. The supplier holds ISO 9001:2015, ISO 14001, ISO 45001:2018, and CE-related certification evidence. It reports OEM service for recognized brands and participation in PCVEXPO, but the provided information does not identify specific customer cases. Overseas infrastructure is limited because it has no overseas warehouse, showroom, agents, or branches. Export experience, self-operated import/export rights, and stated lead times support international service, although production capacity and financial strength cannot be fully assessed...

Supplier typeThe supplier is identified as Hubei YST Valve Co., Ltd., a China-based limited company established in 2017 with 109 employees. Its permitted scope includes special-equipment manufacturing, installation, renovation, repair, and design, indicating a manufacturer with related technical-service capabilities.

CertificationsThe supplier reports ISO 9001:2015, ISO 14001, and ISO 45001:2018 certificates, together with CE product-certification capability. These certifications provide explicit evidence of established quality, environmental, occupational-safety, and product-compliance systems.

After-Sales capabilityFour R&D engineers are responsible for technical support during production and after-sales service. The supplier also has documented and recorded procedures for complaint handling, corrective and preventive actions, and service-capability assessment; however, it has no overseas warehouse, showroom, agent, or branch.

R&D capabilityThe supplier reports new-product activity during the past year, ODM services, an available SDK, and four R&D engineers whose duties include product design and technical support. It also reports one national science and technology progress award, providing explicit evidence of innovation resources and activity.

Production capacityThe supplier operates within a permitted special-equipment manufacturing scope, has 109 employees, nine quality-control inspection staff, two test-equipment units, and documented finished-product inspection procedures. These facts support production and quality-control infrastructure, although no production volume, factory-area, or equipment-capacity data is provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its R&D engineers confirm customer requirements and design new products, directly supporting the stated customization range.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a manufacturer with a 40,000sqm production area, including a casting factory, enabling direct supply from factory to global clients.

Q:How do you control product quality?

We deploy dedicated QC staff for in-process inspections, perform hydrostatic and cycle pressure testing, and conduct final visual and dimensional inspections by a 5-member QC team.

Q:What is the delivery time?

Normal products take 10-20 days, while bulk orders take 20-30 days, depending on specific requirements.

Q:What is the warranty period?

We provide a one-year warranty for all stainless steel products, with resolutions including replacement, compensation, or reshipment based on circumstances.

Q:Do you provide product certifications?

Yes, we hold ISO9001, ISO14001, ISO45001, and CE certificates, along with various patents.