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ISO a ISO B Quick Release Couplings
US$2.00-100.00
500 Pieces
Product profile
Customization
AvailableStandard
ISOMaterial
Carbon Steel,Stainless Steel,BrassConnection
FemaleSurface Treatment
Galvanized SheetHead Type
HexagonUsage
Connecting with Hydraulic HosesMOQ
500 PCSTransport Package
Sea Freight, Air Transport, Express, CartonSpecification
1/4'', 1/2'', 3/4'', 1'', 2''Trademark
UGWOrigin
ChinaProduction Capacity
600000/YearsKey features
High Pressure Rating: Rated pressure up to 5000 PSI for reliable performance in hydraulic systems.
Leak Prevention Design: Poppet valves prevent uncoupled leakage and open automatically when coupled.
Multiple Material Options: Available in Carbon Steel, Stainless Steel 304/316, and Brass for durability.
ISO Standard Compatibility: ISO 7241-1 Series A standard, interchangeable with Parker, Hansen, and others.
Custom Packaging Service: Packaging can be customized according to specific customer needs.
Hose Crimping Service: We provide professional hose assembly crimping services for our customers.
Low Spillage Rate: Minimal fluid spillage (0.006-0.1 ML) per disconnect for environmental safety.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2020-11-19 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤8.76h CertifiedTerms of Payment: T/T
AI-Powered supplier vetting
SummaryHebei Youlu Fluid Technology Co., Ltd. is identified as a Chinese manufacturer established in 2013, with 150 employees and a stated factory nature. It develops, manufactures, and sells hydraulic and industrial hoses, including braid and spiral hoses up to six wires. The supplier reports ISO9001:2015, ISO14001:2015, and OHSAS18001:2007 certifications, as well as testing for rubber tensile/hardness and impulse performance. Production evidence includes more than 10 production lines, 75 braid machines, 9 spiral machines, 6 vulcanization machines, 4 crimping machines, and annual hydraulic-hose output of 24 million meters. It exports under its own import/export rights, with 41%–50% of sales reportedly from exports, and lists Africa and Southeast Asia/Mideast as key markets. Evidence supports manufacturing, certification, production scale, and named customer relationships, but is insufficient to confirm after-sales service, financial credibility, or customization capability.
Supplier typeThe supplier is explicitly classified as a manufacturer and limited company in China. Its stated factory nature and description of integrated research, development, manufacturing, and sales further support that it operates as a manufacturing supplier rather than only a trading intermediary.
CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and OHSAS18001:2007 certificates. These explicitly demonstrate quality, environmental, and occupational health and safety management-system certification, although the provided information does not include certificate validity or scope details.
R&D capabilityThe company states that it is technology-driven and conducts self-research and development, while the reported total experience of R&D engineers is 6. This supports the existence of an R&D function, but no specific patents, new-product achievements, laboratories, or quantified innovation results are provided.
Production capacityProduction capability is strongly supported by more than 10 production lines, 75 braid machines, 9 spiral machines, 6 vulcanization machines, 4 crimping machines, and two impulse-test machines. The supplier also reports annual hydraulic-hose output of 24 million meters, one-month fulfillment during both off-peak and peak periods, and integrated processes from rubber mixing through testing.
Client casesThe supplier explicitly reports long-standing contracts with SANY Group and Zoomlion. These named relationships provide direct evidence of customer experience with established industrial equipment companies, although the slices do not state contract scope, duration, volumes, or independently verified references.
Product Q&A
Q:What are the available materials for these couplings?
A:
The couplings are available in Carbon Steel, Stainless Steel (304/316), and Brass.
Q:What is the rated pressure for the 1/4 inch size?
A:
The 1/4 inch (02) size has a rated pressure of 5000 PSI.
Q:What is the minimum order quantity (MOQ)?
A:
The standard MOQ is 100 pieces. If you need less than 100, please contact us for inquiries.
Q:How long is the delivery time?
A:
If in stock, delivery takes about one week. Generally, it takes about 20 days, subject to negotiation.
Q:What payment methods do you accept?
A:
We accept T/T and L/C. Please inform us if you require other payment methods.
Send Inquiry
*To:
HEBEI YOULU FLUID TECHNOLOGY CO., LTD.
HEBEI YOULU FLUID TECHNOLOGY CO., LTD.*Content:
Supplier replies will be sent to your registered email
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