What payment methods do you accept?

We accept various payment methods, including bank transfers, credit/debit cards, and select online payment platforms. Please consult our sales team.

Do you offer installation services for your products?

While we primarily supply vacuum products, we can recommend trusted partners for installation services. For certain regions, installation consultation may be available. Please consult our sales team for the details.

How can I get technical support for a product?

Technical support is available through our website's support section, via email, or by phone. Our team of experts is ready to assist with any queries or issues.

How can I receive updates on new products and promotions?

You can subscribe to our newsletter through our website to receive the latest product updates and promotional offers.

Do you offer discounts for bulk orders?

Yes, we offer discounts for bulk orders. Please contact our sales team for more information on bulk order pricing.

How can I become a distributor for your products?

We're always looking to expand our distribution network. If you're interested in becoming a distributor, please contact us to discuss the application process.

High Quality Forging Stainless Steel Edge Welding Bellow

Name: High Quality Forging Stainless Steel Edge Welding Bellow
Brand: Shanghai Yunmu Information Technology Co., Ltd.
SKU: 2068576692

Shanghai, ChinaShanghai Yunmu Information Technology Co., Ltd.

US$20.00

1-49 Pieces

US$18.00

50-499 Pieces

US$15.00

500+ Pieces

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Standard

Surface Treatment

Polishing

Energy Source

Laser

Material

S.S.316, Am350

Type

Laser Welding

Vacuum Rate

High Vacuum to Uhv

Vacuum Range

760 Torr ~ 1 X 10-12 Torr

Flange Type

Upon Request

Tube Neck

Upon Request

Stroke

Upon Request

Transport Package

Plastic Vacuum Bag, Paper Carton or Wooden Case

Specification

Customize upon request

Trademark

YM or client's logo

Origin

China

HS Code

8307100000

Production Capacity

10000 Piece Per Month

Key features

High Vacuum Performance: Achieves vacuum range from 760 Torr to 1 x 10-12 Torr for ultra-high vacuum applications.

Durable Stainless Steel: Constructed from SS316L, AM350, Inconel, and other alloys for corrosion and heat resistance.

Flexible Movement Design: Accordion-like folds allow compression, extension, and bending while maintaining hermetic seal.

100% Helium Leak Tested: All weld joins undergo rigorous helium leak testing to ensure zero leakage.

Customizable Dimensions: Flange type, tube neck, and stroke are available upon request to meet specific needs.

Ultrasonic Cleaning: Parts are ultrasonically cleaned with de-ionized water and vacuum packaged for onsite use.

OEM/ODM Services: Offers full customization, minor customization, and flexible customization from designs or samples.

Global Shipping Available: Provides international shipping options with costs varying by location and order size.

Company profile

Flexible Customization100% Finished Products InspectionStandardized quality controlR&D Capabilities

Shanghai Yunmu Information Technology Co., Ltd.

Shanghai, 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: 5 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.03h

AI-Powered supplier vetting

SummaryYunmu Vacuum demonstrates established manufacturing and customization capabilities, including CNC equipment, laser marking, ultrasonic cleaning, 3D software design, and multiple customization modes. Finished-product inspection instructions are available and uniformly followed. The supplier operates two production lines, has 6–10 quality control staff and 6–10 years of total R&D engineer experience, exports to a broad range of markets, and reports lead times within 15 workdays in both peak and off-peak periods. However, the evidence also shows important control and service gaps: no written procedures or records for supplier-service assessment, corrective actions, or complaint handling; no valid manufacturing contract with affiliated subcontractors; no inventory, overseas warehouse, or overseas showroom capability; and no outsourcing SOP or ongoing batch quantity reconciliation. No new products were reported in the past year. Certification status and customer cases are not sufficiently documented.

Supplier typeThe supplier presents itself as a vacuum-technology manufacturer with CNC, CNC turning, helium leak detection, laser marking, and ultrasonic cleaning equipment. It operates two production lines, serves broad export markets, and describes its expertise as providing tailored vacuum solutions, supporting classification as a manufacturing-oriented supplier.

After-Sales capabilityAfter-sales and service-management evidence is weak: there are no written procedures or records for complaint handling, service-capability assessment, or corrective and preventive actions. The supplier also reports no overseas service coverage, overseas warehouse, or overseas showroom, although it lists several quotation and payment terms and provides some supplier names.

Production capacityProduction resources include two production lines, CNC-related equipment, helium leak detection, laser marking, ultrasonic cleaning, and finished-product inspection instructions that are uniformly followed. Lead times are stated as within 15 workdays in both peak and off-peak seasons, but capacity controls have deficiencies: no valid contract with affiliated subcontractors, no inventory capability, no ongoing batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier explicitly provides 3D software design services and supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated statements provide clear evidence of broad customization capability.

Product Q&A

Q:What types of vacuum pumps do you offer?

We supply a wide range of vacuum pumps, including rotary vane, diaphragm, screw, and turbo molecular pump, suitable for various applications.

Q:Can your vacuum valves be used in any installation?

Our vacuum valves, including gate, ball, butterfly, and check valves, are designed for versatility across numerous vacuum installations. Please consult our sales engineers for the best fit for your system.

Q:Do you provide custom vacuum components?

Yes, we can supply custom vacuum components tailored to your specific requirements. Contact us with your specifications for further assistance.

Q:How can I place an order?

Orders can be placed directly through our website, via email, or by contacting our sales team.

Q:Do you ship internationally?

Absolutely! We provide global shipping options. Shipping costs and times will vary depending on your location and the size of your order.