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

We are proud that we never let one customer leave us. We are not 100% perfect, there is some quality problem. We try our best to provide the correct materials in the beginning, so we need less time for quality problem. If there is any quality problem, we take the responsibility. We believe what we are doing together, it will get back tomorrow. If we leave our responsibility, customer will leave us. If we always take our responsibility, we keep our customers with us.

How long is your delivery time?

For normal production in 7-10 days. For bulk order in 15-25 days.

What is the warranty period?

One year warranty for all of our stainless steel products. Gaskets are not included due to the different application for customers.

Stainless Steel SS304 Sanitary Prevent Vacuum Valve

Name: Stainless Steel SS304 Sanitary Prevent Vacuum Valve
Brand: Wenzhou Xusheng Machinery Industry and Trading Co., Ltd.
SKU: 2001549085

Zhejiang, ChinaWenzhou Xusheng Machinery Industry and Trading Co., Ltd.

US$45.00-95.00

10 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Product Name

Sanitary Stainless Steel Prevent Vacuum Valve

Body Material

SS304, SS316L

Model NO.

XS-PV66001

Size

DN25-DN50

Power

Manuel

Availabe Connection

Welding Ends,Triclamp Ends,Union Ends,Male Ends

Working Pressure

10bar (145 Psi)

Working Principle

Remote-Controlled Operation by The Driving Gear

Seat Material

PTFE, PCTFE, Peek or Upon Your Request

Polishing Method

Mirror or Matte

Temperature Range

-20degree Celsius~135degree Celsius

Applications

Beer, Beverage, Dairy Food, Fruit Juice, Pharmacy

Brand Name

Compass

Packing

Plywood Case(Carton Box)Pallet

Place of Origin

China

Transport Package

Plywood Case(Carton Box)Pallet

Specification

DN25-DN50

Trademark

XUSHENG

Origin

China

HS Code

8481804090

Production Capacity

3000pieces/Month

Key features

Dual Function Safety: Exhausts at 1 BAR positive pressure and opens at 0.2 BAR vacuum to protect equipment.

Hygienic Material: Constructed from SS304 or SS316L stainless steel for food and pharmaceutical safety.

Customizable Seat: Seat material available in PTFE, PCTFE, Peek, or customized upon request.

Adjustable Pressure: Spring adjustable pressure ranges from 0-3 bar up to 0-10 bar (145 PSI).

Versatile Connections: Available with Welding, Triclamp, Union, or Male Ends to fit various systems.

Mirror or Matte Finish: Surface polishing options include Mirror or Matte to meet hygiene standards.

OEM/ODM Support: Full customization, minor customization, and design-based options available.

Company profile

Quality AssuranceR&D CapabilitiesYears of Export ExperienceFull Customization

Wenzhou Xusheng Machinery Industry and Trading 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: 14 years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.93h

AI-Powered supplier vetting

SummaryWenzhou Xusheng Machinery Industry and Trading Co., Ltd. is a China-based combined factory and trading business established in 2011, with 26 employees and a sanitary equipment portfolio. It reports substantial export activity, with 71%–90% of sales from exports since 2012, and serves markets across multiple regions. The supplier states that its technical aspects meet international leading levels and GMP requirements, uses advanced Japanese CNC equipment, and maintains inspection equipment, quality control, production capacity, and an after-sales service center. It also states that products can be designed according to customer drawings and samples. However, the provided information does not establish formal certification ownership, financial credibility, documented innovation programs, customer cases, or confirmed overseas service capabilities. Audit information is present, but the audit result is recorded as “0” without an explained evaluation scale.

Supplier typeThe supplier is identified as a factory, with company nature recorded as “工厂,” and its business entity type is “Combined.” It operates in manufacturing from Wenzhou, Zhejiang, China, while its English name indicates both machinery industry and trading activities.

After-Sales capabilityThe supplier explicitly reports having an after-sale service center and an excellent quality control system. However, the materials do not describe service scope, response arrangements, or overseas after-sales coverage, so the evidence supports the existence of a service function but not its overall effectiveness.

Production capacityThe supplier reports strong production capacity, Japanese CNC machinery, automatic equipment, complete inspection equipment, and a quality control system. It also provides stated annual quantities for spray balls, butterfly valves, pipe fittings, check valves, and pumps, indicating established production across multiple sanitary product categories.

Customization capabilityThe supplier explicitly states that it can design products according to customer drawings and samples, directly supporting customization capability. OEM, ODM, and 3D design service statuses are otherwise unknown, so the evidence supports drawing/sample-based customization but not a full range of design services.

Product Q&A

Q:Are you a trading company or factory?

We are a manufacturing factory.

Q:Do you have certificate for the materials?

Yes, certification is very important for the food processing machines.

Q:May I have free sample before ordering?

Yes, our company is very pleased to send you free sample for quality test as long as freight cost being paid by buyers themselves.

Q:What's the payment terms?

For small testing orders, we accept Paypal, Western Union, T/T and credit Card. For mass orders, we accept T/T and L/C.

Q:How do you control the quality?

Quality control is very important to avoid material mixing and poor quality. We control the quality from beginning to the end. We only have 304 and 316L two different materials. 100% inspection on raw material. During production, different materials in different place. After materials are finished, we choose 10% for inspection. If there is 0.1% problem in 10%, then no excuse to go ahead for inspecting 100% of the materials.