What certifications does the company hold?

The company is certified under ISO9001:2015, ISO45000:2018, and ISO14001.

What is the sealing standard?

The sealing system meets ISO 5208 Grade A leakage standards with metal hard-faced or PTFE seals.

Casting Steel CF3m Cryogenic Low-Temperature Lift Type Check Valve

Name: Casting Steel CF3m Cryogenic Low-Temperature Lift Type Check Valve
Brand: Shanghai Sanwei Valve Manufacturing Co.,Ltd.
SKU: 2198266855

Zhejiang, ChinaShanghai Sanwei Valve Manufacturing Co.,Ltd.

US$15.00-180.00

1 Piece

Sample price:US$15.00/piece.Request sample

Product profile

Media

Gas

Temperature

Low Temperature

Material

Cast Steel

Model NO.

H44H

Connection Form

Flange

Structure

Lift Type

Pressure

Ordinary Pressure

Sealing Form

Flow Direction

Unidirection

Standard

ANSI

Application

Industrial Usage, Water Industrial Usage, Household Usage

Size

2"-48"

Operation

Handle, Gear

MOQ

Customized

OEM

Transport Package

Wooden Case

Trademark

SWF VALVE

Origin

China

HS Code

8481804090

Key features

Advanced Sealing System: Features metal hard-faced Stellite or PTFE seals with precision-lapped seat-disc contact for ISO 5208 Grade A leakage.

Extended Bonnet Design: Isolates stem packing from cryogenic fluid to prevent freezing and ensure long-term reliability.

Versatile Operation Options: Available with hand wheel, worm wheel, pneumatic, or electric actuation for diverse industrial needs.

Full Customization Support: Offers OEM services with flexible customization from samples, designs, minor adjustments, or full custom requirements.

Comprehensive Quality Inspection: Undergoes 100% functional and visual inspection with traceable raw materials and 2 dedicated QA/QC inspectors.

Fast Lead Time: Average production lead time within 15 workdays for both peak and off-peak seasons.

Company profile

Quality AssuranceManagement CertificationCooperated with Fortune 500Fast Delivery

Shanghai Sanwei Valve Manufacturing Co.,Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤8.38h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier appears to be a technology, machinery, components, and casting-related manufacturer with three production lines and a broad machining equipment base. It offers extensive customization and has documented finished-product inspection procedures, quality assurance, corrective-action, and complaint-handling processes. ISO9001:2015, ISO45001:2018, and ISO14001 certificates are reported, and the supplier states that it has worked with Fortune 500 companies. However, the information also identifies weaknesses: no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, showroom, agents, or branches, no offline trade-show participation, no SDK availability, and no standard outsourcing procedure or continuous batch quantity reconciliation. Financial information is incomplete and inconsistent across the provided records, so financial credibility cannot be determined.

Supplier typeThe stated business scope covers technology development and transfer, pneumatic and electric tools, pneumatic and hydraulic machinery and components, ferrous metal casting, seals, and gears. This indicates a technical industrial equipment and components supplier with manufacturing-related activities.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates, quality assurance in quality control, and a factory environmental impact assessment report. Product compliance certification is listed only as “Others,” so the specific product standard is not identified.

After-Sales capabilityThe supplier has documented corrective and preventive action and customer-complaint procedures with follow-up records, and it offers in-stock service capability. However, it has no overseas warehouse, showroom, agents, branches, or overseas service countries, limiting demonstrated local overseas support.

Production capacityThe supplier lists extensive machining, drilling, painting, blasting, and hydraulic testing equipment, reports three production lines, and has in-stock capacity. Production-control weaknesses include no valid manufacturing-capacity contract with related subcontractors, no continuous quantity reconciliation for each batch, and no standard outsourcing procedure.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its listed manufacturing equipment also supports a range of machining and finishing activities.

Client casesThe supplier states that it has collaborated with Fortune 500 companies and reports a repeat-buyer preference of 50%–80%. No customer names, project details, order scope, or independently verifiable case information are provided.