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Si30131-Nc Normally Closed Max. 30000 Psi Pneumatic Needle Valve for Testing Bench
US$500.00-560.00
3 Pieces
Product profile
Customization
AvailablePower
PneumaticConnection Mode
WeldingModel NO.
SI30131-NCMaterial
Stainless SteelPressure
High PressureStandard
StandardMedia
WaterMedia Temperature
Normal TemperatureControl Model
Air ControlPressure Capacity
30,000 PsiPort Size
1/4''Operatipn Model
Normal ClosedApplication
for Assembling Test BenchBrand
UsunTransport Package
Caron Box PackingSpecification
4 KGSTrademark
USUNOrigin
Made in Dong Guan / ChinaHS Code
8412909090Production Capacity
500 PCS Per WeekKey features
High Pressure Capacity: Pressure capacity up to 15,000 PSI for demanding testing applications.
Durable Material: Constructed from cold working AUSTIN stainless steel 316 for corrosion and wear resistance.
Air Control Operation: Uses low pressure compressed air to drive the cylinder for on/off control.
Multiple Connection Types: Available in 6 connection types based on valve port location to meet various requests.
Reliable Sealing: Conical surface metal seal ensures complete sealing for both gas and liquid media.
Long Service Life: PTFE packing design provides low friction and extended operational lifespan.
Standard Compliance: Pressure relief hole and connections meet international high pressure threaded standards.
Easy Operation Design: Special double thread engagement and lightweight design make operation easier.
Company profile

CertifiedBusiness Type: Trading CompanyExport Year: 2013-10-05 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤5.75h CertifiedTerms of Payment: T/T, PayPal CertifiedInternational Commercial Terms(Incoterms): CIF, EXW
AI-Powered supplier vetting
SummaryDong Guan Usun Fluid Control Equipment Co., Ltd. is identified as a Chinese trading company with five employees, while other records describe an established factory and five production lines. Its offering focuses on gas booster pumps, air-driven gas boosters, hydro-test pumps, high-pressure systems, and related components. The supplier reports export activity since 2013 and exports representing 90% of total sales, with markets across multiple regions. Peak- and off-season lead times are both stated as within 15 workdays. No management-system certifications are reported, and the quality-control team has fewer than five staff. The company description claims development of a pneumatic booster pump intended to replace a German product and worldwide customer acceptance, but no specific customer cases are provided. Evidence is insufficient to confirm after-sales service or customization capability.
Supplier typeThe supplier is explicitly classified as a trading company, including both the associated-company industry record and the business-entity type. This indicates the entity is primarily trade-oriented, although other records mention manufacturing activities and a factory history.
CertificationsThe supplier reports no certification of management systems (“NIL”). Therefore, the provided evidence does not show possession of management-system certifications.
R&D capabilityThe company description states that it developed a new type of pneumatic booster pump intended to replace a German product, and its listed products include gas booster pumps, high-pressure pump systems, and related components. This supports evidence of product-development activity, although the extent and verification of innovation are not provided.
Production capacityThe records identify five production lines, an 87.0 m² plant, fewer than five quality-control staff, and peak- and off-season lead times within 15 workdays. The supplier also describes a factory established in 2011, but its simultaneous classification as a trading company and limited operating scale indicate production capacity is evidenced but modest.
Product Q&A
Q:What is the maximum pressure capacity?
A:
The valve has a pressure capacity of 15,000 PSI.
Q:What material is the valve body made of?
A:
The valve body is made of cold working AUSTIN stainless steel 316.
Q:How is the valve controlled?
A:
It is an air control valve that uses low pressure compressed air to drive the cylinder.
Q:What are the available connection types?
A:
There are 6 kinds of connection types available based on the valve port location.
Q:Is the valve normally open or closed?
A:
The model SI15121-NC is normally closed, but normally open forms are also available.
Send Inquiry
*To:
Dong Guan Usun Fluid Control Equipment Co., Ltd.
Dong Guan Usun Fluid Control Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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