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Premium Spiral Wound Gaskets with Inner Ring for Heavy-Duty Applications
US$0.10
50 Pieces
Product profile
Customization
AvailableMaterial
Stainless Steel, 316L,304,CS...Application
Flange SealModel NO.
SUNWELL-SW600-33Standard
Standard, NonstandardProducts Name
IR Spiral Wound Gaskets with Inner RingStyle
Mechanical SealShape (for Gasket)
Flat GasketFunction
Rotary SealingColor Code
According The ASME StandardCertificate
Dnv ISO9001,SGSQuality
High LevelTransport Package
Wooden CaseSpecification
Standard, according your requestTrademark
SunwellOrigin
NingboHS Code
84841000Production Capacity
2200000PCS/MonthKey features
Wide Material Options: Available in Stainless Steel 316L, 304, and Carbon Steel.
Versatile Applications: Ideal for pipe, valve, pump, and thermal exchange sealing.
Standard Compliance: Manufactured per ASME B 16.20, BS1560, DIN, JIS, and NF standards.
Easy Installation: Designed for quick installation and removal with support rings.
Customizable Options: Supports non-standard sizes, shapes, and color codes upon request.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2011-01-01Nearest Port: Shanghai, NingboAverage Response Time: >24hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, Others
AI-Powered supplier vetting
SummaryNingbo Sunwell Sealing Materials Co., Ltd. is identified primarily as a China-based manufacturer of sealing and heat-preservation products, although one record classifies it as a trading company. The supplier reports ISO 9001 certification, more than 10 production lines, 15 million spiral wound gasket pieces and 12 million ring joint gasket pieces in annual output, and 6–10 R&D engineers and quality-control staff. It has reported export activity since 2011, self-operated import/export rights, and exports representing 51%–70% of total sales. The company states that it supports OEM and ODM orders and provides engineering assistance, but the supplied records do not independently verify these claims. Buyer and transaction evidence is limited, and the records provide insufficient information to assess financial strength or after-sales performance. No financial figures are included.
CertificationsThe supplier reports holding ISO 9001 certification. This is explicit evidence of a certified management system and supports a positive assessment for this field.
R&D capabilityThe supplier reports 6–10 R&D engineers and describes itself as engaged in research and development across multiple sealing-product categories. It also offers engineering assistance according to its company description, providing explicit but largely self-reported evidence of innovation capability.
Production capacityThe supplier reports more than 10 production lines and annual output of 15 million spiral wound gasket pieces and 12 million ring joint gasket pieces. It also identifies itself as a manufacturer and reports export operations since 2011, providing explicit evidence of substantial production capability.
Customization capabilityThe supplier explicitly states that it accepts OEM and ODM orders and can provide engineering assistance for customer applications. This directly supports the availability of customization services, although the records do not specify technical scope, tooling capability, or examples of completed customized projects.
Product Q&A
Q:What materials are available for these gaskets?
A:
We offer Stainless Steel 316L, 304, and Carbon Steel options.
Q:Which standards do the gaskets comply with?
A:
They are manufactured according to ASME B 16.20, ASME B 16.5, BS1560, DIN, JIS, and NF standards.
Q:Can the gaskets be customized?
A:
Yes, we support non-standard sizes, shapes, and specific color codes as per ASME B 16.20.
Q:What are the typical applications?
A:
They are suitable for pipe, valve, pump, thermal exchange, and flange sealing in various industries.
Q:What is the lead time for orders?
A:
Lead time is one month during off-season and 6-12 months during peak season.
Send Inquiry
*To:
Ningbo Sunwell Sealing Materials Co., Ltd.
Ningbo Sunwell Sealing Materials Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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