What are the lead times for production?

Peak season lead time is one month. Off-season lead time is within 15 workdays.

What payment terms are accepted?

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

Which industries or applications are these gaskets suitable for?

They are suitable for heat exchangers, gas mains, boilers, pumps, valve bonnets, and pipeline flanges.

Secure Double Jacket Gasket for ASME B16.20 and En1514-2

Name: Secure Double Jacket Gasket for ASME B16.20 and En1514-2
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2087081512

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

Valve, Flange, Pump

Model NO.

DOUBLE JACKET

Type

Stationary Seal

Performance

Wear

Shape

O-Ring

Standard

Standard, Nonstandard

Jacket Material

SS316, SS304, Soft Iron, Carbon Steel, Copper

Filler

Graphite, Cnaf, Non-Asbestos, PTFE

RF or FF

Both Ok

Gasket Standard

ASME B16.20, En1514-2 or Others

Thickness

1.6mm ~ 10mm

Size

1mm ~ 2500mm

Transport Package

Wooden Carton

Specification

DN10 ~ DN2000

Trademark

OEM

Origin

China

HS Code

8484100000

Production Capacity

10000000 Per Year

Key features

Dual Jacket Design: Two-piece metal jacket encloses OD, ID, and sealing surfaces for superior protection.

Wide Material Selection: Jackets from SS316, SS304, Copper, Titanium; Fillers include Graphite, PTFE, Ceramic.

Extreme Condition Resistance: Withstands high pressure (6-10Mpa), temperature fluctuations, and corrosive environments.

Configurable Internal Ribs: Seamlessly integrated or welded ribs ensure seal integrity across all configurations.

Full Customization Options: Available via samples, designs, or full customization with flexible options.

Precise Tolerance Control: Thickness tolerance (+0.8mm, -0.0mm) and diameter tolerance (+1.5mm, -0.0mm).

Versatile Applications: Ideal for heat exchangers, gas mains, boilers, pumps, and valve bonnets.

OEM/ODM Services: Manufacturer offers OEM and ODM services with 1 R&D engineer and 3 production lines.

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: ≤15h

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 jacket and filler?

Jackets are made from SS316, SS304, Soft Iron, Carbon Steel, Copper, Stainless Steel, Nickel, etc. Fillers include Graphite, Cnaf, Non-Asbestos, PTFE, and Ceramic.

Q:What are the available size and thickness ranges?

Sizes range from 1mm to 2500mm. Thickness ranges from 1.6mm to 10mm, with specific width and thickness options for different applications.

Q:Can the gaskets be customized?

Yes, we offer full customization, minor customization, and flexible customization based on samples or designs.

Q:What are the standard tolerances for the gaskets?

Thickness tolerance is (+0.8mm, -0.0mm). For NPS 1/2 to 24, diameter tolerance is (+1.5mm, -0.0mm).

Q:What is the minimum order quantity?

The minimum order quantity is 2 units.