What is the average lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons.

What certifications does the manufacturer hold?

The company is certified with ISO9001:2015, ISO45001:2018, and ISO14001.

What are the main applications for these joints?

They are used in water supply, HVAC, fire protection, petrochemical plants, marine systems, and more.

Stainless Steel Flange Rubber Bellow Expansion Joints with DIN

Name: Stainless Steel Flange Rubber Bellow Expansion Joints with DIN
Brand: Shanghai Sanwei Valve Manufacturing Co.,Ltd.
SKU: 2207352805

Zhejiang, ChinaShanghai Sanwei Valve Manufacturing Co.,Ltd.

US$10.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Standard

DIN, ANSI, GB

Material

Stainless Steel

Connection

Flange

Model NO.

XJWT

Surface Treatment

Without Treatment

Head Type

Hexagon

Size

DN32-1200

Bellow Material

Rubber

Flange Face Type

Flat Face (FF) / Raised Face (RF) / Male-Female (M

Operating Pressure

0.6-0.25MPa

Transport Package

Wooden Case

Specification

carbon steel stainless steell etc.

Trademark

SWF VALVE

Origin

China

Key features

Multi-Directional Compensation: Offers excellent axial, lateral, and angular movement compensation surpassing metal devices.

Wide Size Range: Available in nominal diameters from DN32 to DN1200 to fit various piping systems.

High Pressure Resistance: Designed to withstand operating pressures ranging from 0.6 to 2.5 MPa.

Vibration and Noise Reduction: Effectively absorbs vibration and reduces noise for stable pipeline operation.

Versatile Flange Options: Supports Flat Face (FF), Raised Face (RF), and Male-Female (MFM) flange types.

Flexible Customization: Offers full, minor, and flexible customization based on samples or designs.

Superior Elasticity: Rubber bellow material provides superior elasticity for large displacement capacity.

ISO Certified Quality: Manufacturer holds ISO9001, ISO45001, and ISO14001 certifications for quality assurance.

Company profile

Quality AssuranceManagement CertificationCooperated with Fortune 500Fast Delivery

Shanghai Sanwei Valve Manufacturing Co.,Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤8.38h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier appears to be a technology, machinery, components, and casting-related manufacturer with three production lines and a broad machining equipment base. It offers extensive customization and has documented finished-product inspection procedures, quality assurance, corrective-action, and complaint-handling processes. ISO9001:2015, ISO45001:2018, and ISO14001 certificates are reported, and the supplier states that it has worked with Fortune 500 companies. However, the information also identifies weaknesses: no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, showroom, agents, or branches, no offline trade-show participation, no SDK availability, and no standard outsourcing procedure or continuous batch quantity reconciliation. Financial information is incomplete and inconsistent across the provided records, so financial credibility cannot be determined.

Supplier typeThe stated business scope covers technology development and transfer, pneumatic and electric tools, pneumatic and hydraulic machinery and components, ferrous metal casting, seals, and gears. This indicates a technical industrial equipment and components supplier with manufacturing-related activities.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates, quality assurance in quality control, and a factory environmental impact assessment report. Product compliance certification is listed only as “Others,” so the specific product standard is not identified.

After-Sales capabilityThe supplier has documented corrective and preventive action and customer-complaint procedures with follow-up records, and it offers in-stock service capability. However, it has no overseas warehouse, showroom, agents, branches, or overseas service countries, limiting demonstrated local overseas support.

Production capacityThe supplier lists extensive machining, drilling, painting, blasting, and hydraulic testing equipment, reports three production lines, and has in-stock capacity. Production-control weaknesses include no valid manufacturing-capacity contract with related subcontractors, no continuous quantity reconciliation for each batch, and no standard outsourcing procedure.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its listed manufacturing equipment also supports a range of machining and finishing activities.

Client casesThe supplier states that it has collaborated with Fortune 500 companies and reports a repeat-buyer preference of 50%–80%. No customer names, project details, order scope, or independently verifiable case information are provided.