What certifications does the product have?

The product is CE certified, and we conduct random visual and function inspections with full raw material traceability.

What payment terms are accepted?

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

What flange types are compatible with this gasket?

It is suitable for raised face, flat face, tongue and groove, male and female, and heat exchanger flanges.

ASME B16.20 Sealing Gasket for Precision Engineering Needs

Name: ASME B16.20 Sealing Gasket for Precision Engineering Needs
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2062417492

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

US$0.10

1 Piece

Sample price:US$1.00/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

Winding

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

Inner Ring

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

Outer Ring

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

Filler

Fg, Mica, PTFE, Ceramic

Ring Color

Zinc-Plated, Epoxy

Thickness

2.5mm ~ 7.2mm

Transport Package

Wooden Carton

Specification

DN15 ~ DN10000

Trademark

XINSEN/DONHONSIL

Origin

China

HS Code

8484100000

Production Capacity

50000000PCS/Year

Key features

Robust Inner/Outer Rings: Prevents implosion, erosion, and blowouts while ensuring optimal sealing integrity.

Wide Material Selection: Available in SS304/316, Inconel, Monel, and various fillers like PTFE and Graphite.

Flexible Customization: Supports full customization from samples, designs, and minor adjustments.

Compliance with Standards: Meets ASME B16.20 and DIN 2699 standards for precision engineering needs.

Versatile Flange Compatibility: Suitable for raised face, flat face, tongue and groove, and male/female flanges.

Corrosion Resistant Options: Outer rings can be zinc-plated or painted to resist corrosion in harsh environments.

Low Minimum Order Quantity: Flexible purchasing with a minimum order quantity of just 2 units.

Certified Quality Assurance: CE certified with strict QA/QC inspections and raw material traceability.

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.