Powered by Made-in-China.com
ASME B16.20 Spiral Gasket with Durable Monel Inner Ring and Graphite
US$0.10-0.20
1 Piece
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Metal+Non-MetalApplication
FlangesModel NO.
XINSEN-SDType
Shaft SealPerformance
WearShape
O-RingStandard
Standard, NonstandardInner Ring
304,316,Monel,Alloy20, Uns S32750Hoope
304,316,321,317,Monel, 32750, InconelFiller
Graphite, Mica, CeramicOuter Ring
304, 316, 321, Monel, InconelTransport Package
Wooden CartonSpecification
DN15 ~ DN10000Trademark
XINSEN/DONHONSILOrigin
ChinaHS Code
8484100000Production Capacity
50000000PCS/YearCompany profile
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: ≤9.84h
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.
Send Inquiry
*To:
Ningbo Dongheng Sealing Co., Ltd.
Ningbo Dongheng Sealing Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Spiral Wound Gasket ASME B16.20 Stainless Steel SS304 SS316 and Graphite
US$0.50-5.00
10 Pieces(MOQ)
ASME Standard SS316L Stainless Steel Graphite Spiral Wound Gasket Flange Oring Seal Gasket
US$0.12-0.15
100 Pieces(MOQ)
ASME B16.20 Metal Sealing Flange Spiral Wound Gasket China Manufacturer
US$1.00-1,000.00
1 Piece(MOQ)
Spiral Wound Gasket with CS SS304 SS316L Ring Filler with Graphite
US$0.50-5.00
10 Pieces(MOQ)
Spiral Wound Gasket Flexible Graphite and Stainless Steel ASME API
US$0.50-5.00
10 Pieces(MOQ)
Spiral Wound Gasket with Inner and Outer Ring, Gaskets Sealing
US$0.14
10 Pieces(MOQ)
2” -20” Cl150cl300cl600cl900cl1500 Stainless Steel Metal Inner and Outer Ring Graphite Spiral Wound Gasket
US$0.18-0.20
100 Pieces(MOQ)
Flange Valve Joint Seal Gasket DN300 Metal Oring Inner Ring Filled Asbestos Spiral Wound Gasket
US$0.08-0.10
100 Pieces(MOQ)
Spiral Wound Gasket with Center Ring SS316
US$0.50-5.00
10 Pieces(MOQ)
Spiral Wound Gaskets with Inner and Outer Rings for High-Pressure Flange Sealing
US$0.10-0.12
100 Pieces(MOQ)
ASME B16.20 RF 24" 900lb Stainless Steel Spiral Wound Gasket Flange Sealing
US$1.00-1,000.00
1 Piece(MOQ)
24" ASME B16.20 300lb Stainless Steel 316L Spiral Wound Gasket
US$1.00-1,000.00
1 Piece(MOQ)
Spiral Wound Gaskets with Inner and Outer Rings (SUNWELL-SW600)
Negotiable
1 Piece(MOQ)
ASME B16.20 RF SS316L Outer Ring CS Inner Ring Spiral Wound Gasket
US$4.99-1,000.00
1 Piece(MOQ)
Ningbo Sunwell SS304/Graphite Spiral Wound Gasket with Inner Ring&Outer Ring Cgi
US$0.10
2 Pieces(MOQ)
Spiral Wound Gasket with Inner and Outer Ring
US$0.10
2 Pieces(MOQ)
ASME B16.20 Spiral Wound Gasket for Pipe and Flange
US$0.10-50.00
1 Piece(MOQ)
Asme B16.20 Spiral Wound Gasket with Outer Ring, Flange Gaskets, Sealing Gaskets
US$0.45-0.50
1 Piece(MOQ)
SS316L with Graphite Spiral Wound Gasket for Pipe and Flange
US$0.10-50.00
1 Piece(MOQ)
High Pressure Inner and Outer Ring Graphite Spiral Wound Gasket
US$0.10-50.00
1 Piece(MOQ)



















