What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment as international commercial terms.

What certifications does the product have?

The product has CE certification, ensuring compliance with relevant safety and quality standards.

What are the typical applications for this gasket?

It is ideal for raised and flat-faced flanges, tongue and groove connections, male and female flanges, and heat exchangers, providing wear resistance and sealing efficiency.

Semi-Metal Gasket SS304 Winding Graphite Sealing Flexible Design

Name: Semi-Metal Gasket SS304 Winding Graphite Sealing Flexible Design
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2084653722

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

US$0.10

1 Piece

Product profile

Customization

Available

Material

Semi Metallic

Application

Flanges

Model NO.

XINSEN-SD

Type

Shaft Seal

Performance

Wear

Shape

O-Ring

Standard

Standard, Nonstandard

Gasket Standard

ASME B16.20, En1514-2, JIS, Hg20631

Filler

Graphite, PTFE, Mica, Ceramic

Winding

SS304, SS316, Ss317, Ss347, Inconel, Monel,

Inner Ring

SS304, SS316, Ss317, Ss347, Inconel, Monel,

Outer Ring

SS304, SS316, Ss317, Ss347, Inconel, Monel,

Transport Package

Wooden Carton

Specification

DN15 ~ DN10000

Trademark

XINSEN/DONHONSIL

Origin

China

Production Capacity

50000000PCS/Year

Key features

Precision Inner Ring Design: Ensures accurate centering on flange face, preventing implosion and shielding sealing element from harsh conditions.

Robust Outer Ring Protection: Provides radial strength and acts as a compression stop to prevent gasket blowout, available in carbon steel or alloys.

High-Performance Filler Options: Utilizes Graphite, PTFE, Mica, or Ceramic fillers to resist aggressive mediums and high temperatures effectively.

Flexible Customization Support: Offers full, minor, and flexible customization from samples or designs, including specific material selections.

Wide Material Compatibility: Winding and rings available in SS304, SS316, Inconel, Monel, and more to suit diverse industrial requirements.

Compliant with Global Standards: Adheres to DIN 2699, ASME B16.20, En1514-2, JIS, and Hg20631 standards for reliable performance.

Versatile Flange Application: Ideal for raised face, flat face, tongue and groove, and heat exchanger applications with various ring configurations.

Low Minimum Order Quantity: Supports small batch orders with a Minimum Order Quantity of just 2 units for testing or specific needs.

Company profile

Fast DeliveryOEM ServicesQuality AssuranceQA/QC Inspectors

Ningbo Dongheng Sealing 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: 4 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier manufactures industrial sealing products, including spiral wound gaskets, PTFE tape, and PTFE gaskets, from a 4,500 m² facility with three production lines. It offers extensive customization, 3D design, ODM, and OEM services, and reports new products within the past year. Quality-related evidence includes CE certification, ISO 9001:2015 certification, quality assurance, and documented corrective and preventive action procedures. However, complaint handling lacks written records, supplier approval documentation is incomplete, and the factory does not continuously reconcile production quantities or maintain standard outsourcing procedures. The supplier has inventory capability and valid contracts with affiliated subcontractors, but no overseas warehouse, showroom, agents, branches, or overseas service locations. Export activity is reported, with 31%–40% of sales from exports and four years of export experience. Customer evidence includes a 50%–80% repeat-buyer preference, but no Fortune 500...

Supplier typeThe supplier is a manufacturing-oriented industrial equipment and components provider producing spiral wound gaskets, PTFE tape, and PTFE gaskets. It has a 4,500 m² manufacturing plant, three production lines, inventory capability, and valid contracts with affiliated subcontractors, while lacking overseas warehouses, showrooms, agents, and branches.

CertificationsThe supplier reports CE product compliance certification and an ISO 9001:2015 management-system certificate. It also states that quality assurance is present in its quality-control processes, providing explicit certification and quality-system evidence.

R&D capabilityThe supplier provides 3D software design, ODM, and OEM services and reports new products within the past year. It has one R&D engineer and no available SDK, indicating some development capability but limited evidence of broader technical resources.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, flexible customization, and 3D software design services. This establishes broad customization coverage across both design-based and sample-based requirements.

Product Q&A

Q:What materials are available for the spiral wound gasket?

The gasket offers flexible customization with winding and rings made from SS304, SS316, Ss317, Ss347, Inconel, Monel, and other alloys. Fillers include Graphite, PTFE, Mica, and Ceramic.

Q:Does the product support OEM or ODM services?

Yes, we provide OEM and ODM services. Customization options include full customization, minor customization, and flexible customization from samples or designs.

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

The minimum order quantity is 2 units, allowing for small batch orders or testing purposes.

Q:What standards does the gasket comply with?

The inner ring adheres to DIN 2699 German standards and ASME B16.20 guidelines. The gasket standards include ASME B16.20, En1514-2, JIS, and Hg20631.

Q:What are the lead times for production?

The average lead time is within 15 workdays during the off-season and one month during the peak season.