What is the minimum order quantity?

The minimum order quantity is 2 units.

What are the payment terms?

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

What is the lead time for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Durable Spiral Gasket with Graphite Filler and Ss317 Winding Strength

Name: Durable Spiral Gasket with Graphite Filler and Ss317 Winding Strength
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2079736482

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

Durable Spiral Construction: Features robust solid outer and inner rings with inserted inner ring for maximum sealing integrity.

Graphite Filler Options: Available with Graphite, PTFE, Mica, or Ceramic fillers for diverse chemical resistance needs.

Wide Alloy Winding Range: Winding materials include SS304, SS316, SS317, SS347, Inconel, and Monel for extreme conditions.

Precision Centering Design: External guide ring ensures precise flange face centering to prevent gasket failure.

Implosion Prevention: Inner ring crafted from same alloy as winding safeguards element during installation and extreme temps.

Comprehensive Standard Compliance: Adheres to DIN 2699, ASME B16.20, EN1514-2, JIS, and Hg20631 standards.

Versatile Flange Compatibility: Ideal for raised face, flat face, tongue and groove, male and female, and heat exchanger applications.

Full Customization Available: Offers full, minor, sample-based, and design-based customization options for 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: ≤9.77h

AI-Powered supplier vetting

SummaryThe supplier manufactures sealing-related products, including spiral wound gaskets, PTFE tape, and PTFE gaskets, and operates a 4,500 m² plant with three production lines. It offers broad customization, 3D software design, ODM, and OEM services, and reports new products within the past year. Quality credentials include CE product compliance certification and ISO 9001:2015 management certification. The supplier has inventory capability, valid contracts with associated subcontractors, export experience, and access to Ningbo and Shanghai ports. However, it lacks an overseas warehouse, showroom, agents or branches, SDK availability, and offline trade-show participation. Manufacturing controls show weaknesses because continuous quantity reconciliation and a standard outsourcing procedure are absent. Complaint handling has a procedure but no written records, while supplier approval documentation lacks signatures or dates. No financial figures are provided, and customer evidence is limited to general statements,...

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, inventory capability, valid contracts with associated subcontractors, and supports FOB, CIF, CFR, and EXW quotations.

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

R&D capabilityThe supplier provides 3D software design, ODM, and multiple forms of customization, and reports new products during the past year. It has one R&D engineer and no available SDK, so the evidence supports practical product-development capability but does not establish broad or advanced technical depth.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, flexible customization, 3D software design, ODM, and OEM for popular brands. These combined capabilities provide clear evidence of broad customization support.