What are the lead times?

Peak season lead time is 3-6 months, while off-season lead time is 1-3 months.

What materials are available?

Standard material is SS304, but other options like SS316L, SS316Ti, and C276 are available upon request.

Vacuum Valve Core Stainless Steel Bellows Edge Welded Metal Bellows

Name: Vacuum Valve Core Stainless Steel Bellows Edge Welded Metal Bellows
Brand: Comflex Industrial Co., Ltd.
SKU: 1929774361

Jiangsu, ChinaComflex Industrial Co., Ltd.

US$12.50

100 Pieces

Sample price:US$12.50/piece.Request sample

Product profile

Customization

Available

Structure

Double-End

Pressure

High Pressure Mechanical Seals

Model NO.

Comflex

Speed

High-Speed Mechanical Seal

Temperature

High Temperature Mechanical Seal

Performance

High Pressure

Standard

Type

Customize

Balance

Balanced

Size

Customized

Material

Stainless Steel

Application

Transportation of Air, Steam, Various Industrial G

Samples

Length

Customized

Product Name

Vacuum Bellow

Packing

Standard Seaworthy Package

Braid Material

SS304

Fitting Type

Nw,ISO Flaneg etc

Wall Thickness

Customized

Transport Package

Standard Poly Wood Boxes

Specification

SGS, ISO

Trademark

Comflex

Origin

China

HS Code

830710000

Production Capacity

as Requested

Key features

Customizable Dimensions: Size, length, and wall thickness can be customized to meet specific requirements.

High-Performance Sealing: Designed for high pressure, high temperature, and high-speed mechanical seal applications.

Premium Material Options: Constructed from SS304 stainless steel with corrosion prevention characteristics.

Versatile Applications: Suitable for vacuum systems, chemical industry, and transportation of air, steam, and gases.

OEM Service Available: We provide OEM services and can produce standard or customized vacuum components.

ISO9001 Certified Quality: Factory is ISO9001:2015 certified with strict QC inspection before shipment.

Flexible Design: Flexible metal hose absorbs vibration, thermal expansion, and aids in piping center adjustment.

Wide Size Range: Available in KF, CF, ISO, and NW series with lengths from 100mm to 10M.

Company profile

Importers and ExportersFast DeliveryCustomization from SamplesFlexible Customization

Comflex Industrial Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2004-10-01Nearest Port: Shanghai, Qingdao, HangzhouAverage Response Time: ≤2.04hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryComflex Industrial Co., Ltd. is identified as a China-based limited company with conflicting classifications: one slice describes it as a trading company, while another identifies it as a manufacturer/factory. Its stated product scope is flexible metal hose, with an annual productivity figure of 1,000 tons. The supplier reports professional technical R&D capability, new products in the past year, and broad customization services, but does not provide 3D software design, ODM, SDK, or well-documented service-control procedures. It has no overseas warehouse, showroom, agent/branch, or reported offline trade-show participation. Export sales account for 51%–70% of total sales. No certification holdings or customer cases are provided, and financial records are only identified by reporting years rather than performance details.

After-Sales capabilityThe supplier has 25 qualified service-capability suppliers listed, but it has no written or recorded procedures for supplier service assessment, corrective and preventive actions, or effective customer-complaint handling. It also lacks overseas service infrastructure, including warehouses, showrooms, agents, and branches.

R&D capabilityThe supplier is identified as a professional technical supplier, operates in engineering and technology research and development, and reports having launched new products during the past year. However, it does not offer ODM services, OEM for popular brands, 3D software design, or an available SDK.

Production capacityThe supplier reports annual productivity of 1,000 tons for flexible metal hose, expansion joints, and related metal-hose machinery, and another slice identifies it as a manufacturer/factory. Because the supplier type is also reported as a trading company, the extent of directly controlled production capacity remains unclear.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, flexible customization, and full customization. These repeated listings provide direct evidence of broad customization coverage.