What materials are used for the valve body and seals?

The valve body is made of SS316L, with seal options including PTFE+EPDM, EPDM, Silicon, and FPM.

Pneumatic Welding U Type Three Way Diaphragm Valve with Controller

Name: Pneumatic Welding U Type Three Way Diaphragm Valve with Controller
Brand: Donjoy Technology Co., Ltd.
SKU: 942636205

Zhejiang, ChinaDonjoy Technology Co., Ltd.

US$200.00-1,500.00

1 Piece

Product profile

Customization

Available

Media

Water

Temperature

Ordinary Temperature

Actuator

Pneumatic

Connection

Clamp Diaphragm Valve

Material

Stainless Steel

Structure

Multiport

Pressure

Low Pressure

Flow Direction

Multiport

Usage

Flow Control

Standard

DIN, GB, ANSI, BSW, JIS

Size

1"-4"

Max. Working Pressure

10bar

Max. Working Temperature

130 Degree C

Operated

Manual and Pneumatic

Certificate

3A/CE/FDA

Application Scope

Pharmacy

Gasket

EPDM/PTFE/EPDM+PTFE/Silicone

Transport Package

Carton-Wooden Case/Plywood Case

Specification

CE, ROTHS, SGS

Trademark

DONJOY

Origin

Wenzhou, Zhejiang, China

HS Code

8481804090

Production Capacity

5000

Key features

High Precision Forging: Forged from stainless steel ingots for uniform structure, high density, and no impurities.

Accurate Casting Process: Lost-wax casting ensures accurate size, smooth appearance, and clean finish.

Smart Control Options: Supports smart valve positioner, C-TOP control, and position sensor for precise operation.

Wide Material Selection: Seals available in PTFE+EPDM, EPDM, Silicon, and FPM for diverse media compatibility.

Multiple Connection Types: Offers clamp, weld, thread, and special connections to fit various system requirements.

Global Standard Compliance: Meets 3A, BPE, DIN, ISO, IDF, FDA, and PED standards for international use.

Flexible Customization: Supports customization from samples, designs, and flexible minor adjustments.

Reliable Quality Control: 100% visual and function inspection by 8 dedicated QA/QC inspectors.

Company profile

Importers and ExportersCooperated with Fortune 500Years of Export ExperienceProduct Certification

Donjoy Technology 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, etc. CertifiedExport Year: 22 years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.05h

AI-Powered supplier vetting

SummaryDonjoy demonstrates strong customization, R&D, production, certification, and customer-reference indicators. It offers OEM and ODM services, reported new products during the past year, and has eight R&D engineers. Its facility includes CNC, machining, welding, polishing, sandblasting, ultrasonic cleaning, assembly, and inspection processes supported by written procedures. The supplier holds CE and management-system certifications, including ISO9001:2015, ISO45001:2018, and ISO14001. It reports cooperation with Fortune 500 companies, well-known-brand OEM activity, and a repeat-buyer preference of 30%–50%. However, it reports no manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, or overseas showroom capability, and no offline trade-show participation. After-sales capability is only partially evidenced through the stated service system and overseas agents or branches.

Supplier typeThe supplier functions as a manufacturer with its own listed production equipment and assembly line, while also providing OEM, ODM, and broad customization services. It additionally reports overseas agents or branches, but no valid manufacturing-capacity contract with related subcontractors.

CertificationsThe supplier reports CE and other product certifications, alongside ISO9001:2015, ISO45001:2018, and ISO14001 management or sustainability certifications. Its company description also identifies high-tech, innovative, patent-model, and R&D-center qualifications.

After-Sales capabilityThe company description explicitly mentions a complete after-sales service system, and the supplier reports overseas agents or branches. However, it has no overseas warehouse or showroom, so the available evidence supports after-sales capability but not comprehensive overseas service infrastructure.

Financial creditThe supplier is described as an AAA Credit Enterprise, and the slices list financial-capacity, cash-flow, balance-sheet, and profit-index records for the past three reported years. The actual financial results are not provided, so the assessment is based on the stated credit designation and record availability.

R&D capabilityThe supplier reports new products during the past year, ODM capability, an R&D center, patent-model and innovative-enterprise qualifications, and eight R&D engineers. It lacks an available SDK, but the evidence still directly supports substantive product-development capability.

Production capacityProduction resources include machining, CNC turning, polishing, welding, sandblasting, ultrasonic cleaning, and assembly equipment. Finished-product inspection follows written instructions, service-capability procedures have records, and stated average lead time is one month in both peak and off-season; however, there is no inventory capability and no valid contract with related subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. The same range is stated for both R&D/design services and design-services capability, providing direct evidence of broad customization coverage.

Client casesThe supplier reports OEM service for well-known brands and cooperation with Fortune 500 companies. These are direct customer-reference indicators, although no customer names, project details, or performance metrics are provided.