What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Is the product suitable for high-temperature applications?

Yes, the outer ring can be made from specialized alloys for high-temperature and severe medium applications.

What certifications does the product have?

The product holds CE certification.

ASME B16.20 Standard Spiral Wound Sealing Gasket for Precision Engineering Solutions

Name: ASME B16.20 Standard Spiral Wound Sealing Gasket for Precision Engineering Solutions
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2062395372

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

US$0.10

1 Piece

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

CS, 304, 316, 317, 347, Inconel, Monel

Outer Ring

CS, 304, 316, 317, 347, Inconel, Monel

Winding

CS, 304, 316, 317, 347, Inconel, Monel

Filler

Fg, Mica, PTFE, Ceramic

Ring Color

Zinc-Plated, Epoxy

Gasket Standard

ASME , En1514, JIS, Hgt

Transport Package

Wooden Carton

Specification

DN15 ~ DN10000

Trademark

XINSEN/DONHONSIL

Origin

China

HS Code

8484100000

Production Capacity

50000000PCS/Year

Key features

Robust Ring Design: Features added inner ring for precise centering and prevents gasket collapse during installation.

Versatile Material Options: Available in CS, 304, 316, 317, 347, Inconel, Monel, and various fillers like PTFE and Graphite.

Compliance with Standards: Meets ASME B16.20, DIN 2699, EN1514, and JIS standards for high reliability.

Corrosion Resistance: Outer rings available in zinc-plated or epoxy-coated carbon steel for enhanced durability.

Blowout Prevention: External ring provides radial strength and acts as a compression limiter to prevent failure.

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

Wide Size Range: Sizes available from 16mm to 3000mm with thickness options from 3.2mm to 7.5mm.

OEM and ODM Services: Manufacturer supports both OEM and ODM services with in-house R&D engineers.

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: ≤9.77h

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.