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Edge Welded Metal Bellows Seal John Crane-670
US$1.00
1 Piece
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableStructure
Single EndPressure
High Pressure Mechanical SealsModel NO.
670Speed
General Speed Mechanical SealTemperature
High Temperature Mechanical SealPerformance
TemperatureStandard
StandardType
Metal Bellow SealBalance
StandardMechanical Seal
Jc670 Metal BellowsMetal Bellow Seal
Jc680 Bellow SealMechanical Seal Replacement
Jc676 Metal Bellow SealTwin Screw Pump Seal
Metal Bellow SealShaft Seal
John Crane SealCentrifugal Pump Seal
Sealing and GasketsSelf-Priming Pump Seal
Cartridge SealFuel Pump Seal
Mixer SealOil Pump Seal
Shaft SealTransport Package
Neutral Packing or CustomizedSpecification
all sizesTrademark
TrisunOrigin
ChinaHS Code
84842000Production Capacity
100, 000Key features
Wide Application Scope: Suitable for chemical, water, wastewater, pulp, paper, and utility industry pumps.
Cost-Effective Design: Type 680/670/676 offers high performance at competitive pricing for various applications.
Professional Manufacturer: Trisun has been manufacturing mechanical and metal bellows seals since 1998.
OEM/ODM Support: Available for OEM and ODM services with dedicated R&D engineers.
High Pressure & Temp: Designed for high pressure, high temperature, and general speed mechanical seal requirements.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 1998-02-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryShanghai Trisun Parts Manufacture Co., Ltd. is identified as a Chinese manufacturer established in 2001, focused on mechanical, pump, compressor, and automotive sealing products. The provided information indicates broad production coverage, more than 10 production lines, multiple production bases, and reported mechanical-seal output of approximately 9–10 million pieces. The supplier cites OEM or cooperation relationships with SANDE, DENSO China, ITT, Volkswagen, Bizer, Flowserve, and MTU. Quality-related evidence includes WRAS, FDA, and ISO 14001:2004 certificates, although supplier-management-system certification is listed as NIL. Production and customer-case evidence is relatively strong, while after-sales service, customization processes, and financial credibility cannot be fully assessed from the available non-financial information.
Supplier typeThe supplier is explicitly classified as a manufacturer and operates as a limited company in Shanghai, China. It was established in 2001, supporting an established manufacturing identity rather than a trading-only profile.
CertificationsThe supplier reports WRAS and FDA material-quality certificates and an ISO 14001:2004 environmental management certificate. However, supplier-management-system certification is explicitly listed as NIL, so the certification profile is positive but not comprehensive.
R&D capabilityThe supplier offers a broad range of seal and valve products, including dry gas seals, welded metal bellow seals, cartridge seals, and automotive applications. It reports three R&D engineers and more than 20 years of development, indicating some product-development capability, but no explicit evidence of patented technology or measurable innovation outcomes is provided.
Production capacityProduction capability is supported by more than 10 production lines, reported mechanical-seal output of approximately 9–10 million pieces, three production bases in Shanghai, Wenzhou, and Jiangsu, and a stated one-month off-peak lead time. The records contain differing workforce and workshop-area figures, so the exact current operating scale should be verified.
Client casesThe supplier reports appointed OEM or cooperation relationships involving SANDE, DENSO China, ITT, Volkswagen, Bizer, Flowserve, and MTU. A separate trade record identifies CARBONMASTER INDUSTRIAL SALES INC as an associated buyer, but it records only one transaction and does not independently validate the broader customer claims.
Product Q&A
Q:What industries can these seals be used in?
A:
They are widely used in chemical, water, wastewater, pulp, paper, and utility industries.
Q:What is the lead time for orders?
A:
Peak season lead time is 1-3 months, while off-season lead time is one month.
Q:Do you offer OEM or ODM services?
A:
Yes, we provide both OEM and ODM services with support from 3 R&D engineers.
Q:What payment terms are accepted?
A:
We accept LC, T/T, D/P, PayPal, and Western Union.
Q:What certifications do your products have?
A:
Our products are certified with CE and other relevant standards.
Send Inquiry
*To:
Shanghai Trisun Parts Manufacture Co., Ltd.
Shanghai Trisun Parts Manufacture Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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