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Industrial Refrigeration Manual Globe Valve Stop Valve Expansion Regulating Flow Regulating Throttle Valve
US$10.00-2,000.00
1 Piece
Product profile
Customization
AvailableCertification
CCC, RoHS, ISO, CETemperature
Low TemperatureModel NO.
SVD/TVDPressure
High PressureApplication
Industrial RefrigerationConnection
WeldingMaterial
Cast SteelNominal Pressure
4MPa, 6.3MPaApplicable Medium
R12, R22, R502, R134A, R404A, R507, R717 and OtherApplicable Temperature
-50 ~ +150Structure Form
Angle & StraightValve Rod Material
304 Stainless SteelApplicable System
Nh3, Freon and CO2Color of Valve Body
Grey or RedCertificate
CE, SGS, TUV, BsiTransport Package
Carton Box or Plywood Box PackagingSpecification
DN15-DN300Trademark
DOFUNOrigin
ChinaHS Code
8481804090Production Capacity
150000 SetsKey features
Multiple Pressure Ratings: Available in 2.5MPa, 2.8MPa, 4.0MPa, and 6.3MPa nominal pressures.
Versatile Medium Compatibility: Suitable for Ammonia, Freon, CO2, R12, R22, R502, R134a, and more.
Diverse Valve Types: Includes stop, check, regulating, solenoid, and motorized valve options.
Premium Material Construction: Constructed from cast steel with 304 stainless steel valve rods.
Comprehensive Certifications: Certified by CE, CCC, RoHS, ISO, SGS, TUV, and Bsi standards.
Customizable Color Options: Valve body available in Grey or Red color finishes.
OEM and ODM Services: Full customization support with 6 R&D engineers and advanced production lines.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-09-02 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤11.40h CertifiedTerms of Payment: LC, T/T, Western Union
AI-Powered supplier vetting
SummaryShandong Dofun Refrigeration Technology Co., Ltd. is identified as a Chinese manufacturer of refrigeration valves and related industrial equipment, established in 2012 with 85 employees and a 13,000 m² manufacturing area. The supplier reports six production lines, annual refrigeration-valve output of 200,000 sets, quality-control staffing of 11–20 employees, and delivery within 15 working days in both peak and off-peak seasons. It serves domestic and multiple overseas markets and accepts several trade and payment terms. The materials indicate product-development activity and technical capabilities, but provide no verified management-system certifications, after-sales service details, customization evidence, or named customer cases. Company information contains inconsistencies, including different registered-capital and facility descriptions, which should be verified before qualification.
Supplier typeThe supplier is explicitly identified as a manufacturer/factory and operates in industrial equipment and components, with refrigeration valves and related valve products as its stated focus. Its legal and company names vary slightly across the records, but the business type and product orientation are consistent.
CertificationsThe supplier-management-system certification field is explicitly recorded as "NIL." No certification such as ISO is provided in the available information, so certification compliance cannot be established.
R&D capabilityThe supplier states that it pursues continuous product innovation, has six R&D engineers, and operates multiple advanced valve production lines and experimental testing facilities. These statements support some innovation resources, although no patents, formal R&D projects, or measurable innovation outcomes are provided.
Production capacityThe supplier reports a 13,000 m² plant, six production lines, 85 employees, quality-control staffing of 11–20 people, and annual refrigeration-valve output of 200,000 sets. It also states that orders can be fulfilled within 15 working days during both peak and off-peak periods, providing explicit evidence of established production capacity.
Product Q&A
Q:Which refrigerants are compatible with this valve?
A:
It is compatible with Ammonia, Freon, CO2, R12, R22, R502, R134a, R404a, R507, and R717.
Q:What pressure ratings are available?
A:
Nominal pressures available include 2.5MPa, 2.8MPa, 4.0MPa, and 6.3MPa depending on the model.
Q:Is the valve body color customizable?
A:
Yes, the valve body color can be customized to Grey or Red.
Q:What certifications does the product hold?
A:
The product holds CE, CCC, RoHS, ISO, SGS, TUV, and Bsi certifications.
Q:Does the manufacturer offer OEM and ODM services?
A:
Yes, the manufacturer provides both OEM and ODM services with dedicated R&D engineers.
Send Inquiry
*To:
Shandong Dofun Refrigeration Technology Co., Ltd.
Shandong Dofun Refrigeration Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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