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ASME B16.20 Compliant Ss321 Spiral Wound Gaskets for Sale
US$0.10
2 Pieces
Product profile
Customization
AvailableMaterial
316L,GraphiteApplication
ElectricModel NO.
SUNWELL-SW600Type
Shaft SealPerformance
High PressureShape
O-RingStandard
Standard, NonstandardProduct Name
Spiral Wound GasketColor of Gaskets
According The ASME StandardCertificate
Dnv ISO9001,SGSQuality
High Level of Spiral Wound GasketTransport Package
Wooden Case for Spiral Wound GasketsSpecification
according your requestTrademark
SUNWELLOrigin
Ningbo, ChinaProduction Capacity
100000PCS/MonthKey features
4 Types of Spiral Wound Gaskets: Offers Basic, Inner Ring, Outer Ring, and Inner & Outer Ring types for various flange applications.
High Production Capacity: Annual capacity of 4.5 million gaskets with 150,000 pcs per month production rate.
Strict Quality Control System: IQC-LQC-FQC-OQC process with ISO9001:2015, ISO 14000, and ISO 18000 approvals.
OEM and ODM Services: Accepts OEM and ODM orders to customize gaskets according to specific customer requirements.
Versatile Material Combinations: Material combinations designed for all operating conditions including high pressure and temperature.
Stock Availability: Standard finished gaskets and regular components are available in stock for quick delivery.
Professional Manufacturing Team: 125 specialized workers dedicated to producing high-quality spiral wound gaskets.
Wide Application Range: Suitable for tongue and groove, male/female, and flat/raised face flange assemblies.
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 are the available types of spiral wound gaskets?
A:
We offer four types: SW600-R Basic Type, SW600-IR Inner Ring Type, SW600-CG Outer Ring Type, and SW600-CGI Inner & Outer Rings Type.
Q:What is the production capacity?
A:
We have an annual capacity of 4.5 million gaskets, with a monthly production capacity of 150,000 pieces.
Q:Do you accept OEM and ODM orders?
A:
Yes, we accept both OEM and ODM orders to meet specific customer customization needs.
Q:What quality certifications do you have?
A:
Our products are approved by ISO9001:2015, ISO 14000, and ISO 18000, with a strict IQC-LQC-FQC-OQC quality control process.
Q:Are standard gaskets available in stock?
A:
Yes, standard finished gaskets and regular components are available in stock for immediate shipment.
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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