What is the lead time for production?

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

Is customization available for this product?

Yes, we offer customization from samples, designs, full customization, minor customization, and flexible customization options.

What certifications does the product have?

The product has CE certification.

Metal Gasket with 317 Inner Ring and Graphite Winding for Strength

Name: Metal Gasket with 317 Inner Ring and Graphite Winding for Strength
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2079350982

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

US$0.10-0.20

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Metal+Non-Metal

Application

Flanges

Model NO.

XINSEN-SD

Type

Shaft Seal

Performance

Wear

Shape

O-Ring

Standard

Standard, Nonstandard

Inner Ring

304,316,Monel,Alloy20, Uns S32750

Hoope

304,316,321,317,Monel, 32750, Inconel

Filler

Graphite, Mica, Ceramic

Outer Ring

304, 316, 321, Monel, Inconel

Transport Package

Wooden Carton

Specification

DN15 ~ DN10000

Trademark

XINSEN/DONHONSIL

Origin

China

HS Code

8484100000

Production Capacity

50000000PCS/Year

Key features

317 Inner Ring Strength: Inner ring crafted from high-quality 317 alloy for enhanced durability and implosion prevention.

Graphite Winding Design: Features graphite winding for unparalleled strength and performance in aggressive environments.

Standard Compliance: Engineered to meet and exceed rigorous DIN 2699 and ASME B16.20 standards.

Corrosion Resistance: Outer ring made of painted or zinc-plated carbon steel for exceptional corrosion resistance.

Versatile Flange Fit: Ideal for raised and flat-faced flanges with external guide ring for flawless centering.

Customization Options: Available in multiple alloys for inner/outer rings and fillers to suit specific needs.

CE Certified Quality: Product holds CE certification ensuring quality and safety standards are met.

Low MOQ Availability: Minimum Order Quantity is just 2 units, allowing for flexible purchasing.

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 used for the inner and outer rings?

The inner ring can be made from 304, 316, Monel, Alloy20, or Uns S32750. The outer ring is typically painted or zinc-plated carbon steel but can be customized with alloys like 304, 316, 321, Monel, or Inconel.

Q:What is the filler material in this gasket?

The filler material options include Graphite, Mica, Ceramic, and Non-asbestos materials.

Q:Does this gasket meet international standards?

Yes, the gasket is engineered to meet and exceed the rigorous DIN 2699 and ASME B16.20 standards.

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

The minimum order quantity is 2 units.

Q:What are the payment terms?

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