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High-Quality Oval Gasket Ring Joint for API Applications
Negotiable
5 Pieces
Product profile
Customization
AvailableMaterial
Soft IronApplication
PumpsModel NO.
SUNWELL 800Type
Rotary SealPerformance
High PressureShape
O-RingStandard
Standard, NonstandardCertificate
Dnv ISO9001 APIProducts Name
Oval Gasket Ring Joint GasketTransport Package
Wooden Case for Ring Joint GasketSpecification
Standard, according your requestTrademark
SUNWELLOrigin
Ningbo, ChinaProduction Capacity
800000PCS/MonthKey features
High Pressure Resistance: Designed for pressures up to 10,000 PSI in oilfield and process industry duties.
API 6A Compliant: Manufactured in accordance with API 6A and ASME B16.20 standards for R series joints.
Unique Oval Fit: The only gasket type that fits a bottom radiused groove for secure sealing.
Versatile Application: Suitable for drilling, completion equipment, valves, pipework, and pressure vessels.
Interchangeable Design: Oval and octagonal configurations are interchangeable on modern octagonal type grooved flanges.
Certified Quality: Products certified with DNV, ISO9001, and API standards for reliability.
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 is the maximum pressure rating?
A:
These oval gaskets are designed to withstand pressures up to 10,000 PSI.
Q:Which standards do the gaskets comply with?
A:
They are manufactured in accordance with API 6A and ASME B16.20 standards.
Q:Can oval and octagonal gaskets be used interchangeably?
A:
Yes, both types are interchangeable on modern octagonal type grooved flanges.
Q:Are the gaskets reusable after installation?
A:
No, the description states that gaskets are not re-used after torque.
Q:What certifications are available for these products?
A:
Products are available with DNV, ISO9001, and API certifications.
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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