Is free sample available?

Free samples can be provided for first-time cooperation under sincere partnership conditions.

What material certificates are provided?

We can provide material certificates, mill certificates, pressure testing certificates, roughness certificates, measurement certificates, and RT certificates upon request.

Adjustable Diaphragm Stainless Steel 2 Inch Water High Pressure Reducing Valve

Name: Adjustable Diaphragm Stainless Steel 2 Inch Water High Pressure Reducing Valve
Brand: Wenzhou Joneng Valves Co., Limited
SKU: 2268794125

Zhejiang, ChinaWenzhou Joneng Valves Co., Limited

US$40.00

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Certification

ISO, CE

Temperature

High Temperature

Connection

Clamp

Valve Seat

Single-Seat

Structure

Diaphragm

Material

Stainless Steel

Body Material

SS304, SS316L

Sealing Material

Silicone, EPDM, PTFE, or NBR

Qualified Certificate for Seal

FDA

MOQ

1PCS

Raw Material

Forging or Casting

Processing Mach

LG Mazak CNC Machine

Transport Package

Wooden Case

Specification

1/4"-4"

Trademark

JONENG

Origin

Wenzhou China

HS Code

8481804090

Production Capacity

3000PCS/Year

Key features

Sanitary Stainless Steel Design: Constructed from SS304/SS316L with smooth, crevice-free surfaces to prevent bacterial accumulation and meet food/pharma standards.

Tri-Clamp Quick Connection: Features Tri-Clamp fittings for rapid installation, easy disassembly, and efficient cleaning in sanitary systems.

Precision Pressure Regulation: Uses a spring-controlled diaphragm system with manual fine-tuning to stabilize inlet pressure to safe, consistent outlet levels.

3-Year Quality Warranty: Comprehensive 3-year warranty on stainless steel components, backed by ISO 9001, CE, and SGS certifications.

Low MOQ for Flexibility: Accepts Minimum Order Quantity of just 1 PCS, ideal for testing, small batches, or urgent project needs.

Fast Delivery Service: Normal products delivered in 7-10 days; bulk orders in 15-25 days, supporting urgent processing projects.

Multi-Industry Application: Suitable for food, beverage, dairy, pharmaceutical, and chemical industries for water supply, CIP, and utility systems.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityQuality AssuranceR&D Capabilities

Wenzhou Joneng Valves Co., Limited

Zhejiang, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.89h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is an export-oriented manufacturer with stated production capacity for valves, pipe fittings, unions, and manhole covers, supported by two production lines, CNC turning equipment, and six to ten quality-control staff. It holds ISO 9001:2015 and ISO 14001:2015 certifications, and reports documented procedures for corrective and preventive actions and customer complaints. The supplier offers broad customization from samples and designs, but reports no new products in the past year, no ODM service, no SDK, and only one year of R&D-engineer experience. It has inventory capability and contracts with associated subcontractors, but no overseas warehouse, showroom, agent, or branch. Financial information is limited to year references, so financial credibility cannot be determined. No customer cases are provided.

Supplier typeThe supplier presents itself as a manufacturing company producing manhole covers, butterfly valves, pipe fittings, unions, and diaphragm valves. It operates two production lines, uses a CNC lathe, has inventory capability, and holds valid manufacturing contracts with associated subcontractors; its exports account for 51%–70% of total sales and it has nine years of export experience.

CertificationsThe supplier reports ISO 9001:2015 and ISO 14001:2015 certificates. These certifications cover quality and environmental management systems, and the supplier also reports a sustainable-development management system certification listing the same standards.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and for handling customer complaints. It also reports in-stock service capability, but has no overseas warehouse, overseas showroom, agent, or branch, and lists zero countries with overseas services; therefore, documented support exists while overseas service coverage is limited.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, no available SDK, and total R&D-engineer experience of one year. These statements indicate limited demonstrated innovation resources and output in the provided evidence.

Production capacityThe supplier reports product-specific annual capacities of 12,000 manhole covers, 50,000 butterfly valves, 150,000 pipe fittings, 150,000 unions, and 15,000 diaphragm valves, supported by two production lines, CNC turning equipment, six to ten quality-control staff, inventory capability, and valid subcontractor contracts. However, finished products are checked by packing staff, which describes the inspection arrangement but does not by itself establish a deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, flexible customization, and minor customization. This capability is stated consistently in both the R&D/design-service information and the production information.

Product Q&A

Q:What certifications does the valve have?

The valve is certified with ISO 9001, CE, SGS, FDA, LFGB, and PED standards, ensuring compliance with international quality and safety regulations.

Q:What is the warranty period for this product?

We provide a 3-year warranty for all stainless steel products. Note that gaskets and easily broken parts are excluded due to varying customer applications.

Q:What is the minimum order quantity (MOQ)?

The MOQ is 1 PCS, which is welcome for starting cooperation or testing purposes.

Q:What are the delivery times for orders?

Normal products are delivered within 7-10 days. For bulk orders, the delivery time is typically 15-25 days, depending on the order size.

Q:How do you handle quality issues?

We offer replacement, compensation, or resending of goods based on the specific condition of the quality problem. We aim to resolve any concerns effectively.