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Durable DN15 CPVC Pump Relief Valve with Back Pressure Safety
US$18.00-23.00
1 Piece
Product specifications
Nominal diameter
Sample price:US$18.00/piece.Request sample
Product profile
Customization
AvailableMedia
Acid/Base LiquidCertification
CEModel NO.
186Temperature
Ordinary TemperatureConnection
WeldingPressure
AdjustableClosed
ClosedStructure
PulseMaterial
PVCNominal Diameter
DN15Filter Material
UPVC,PP,CPVC,PVDFDiaphragm Material
PTFE + Rubber CompositeConnection Method
Adhesive Bonding, Hot Melt Welding, Threaded, FlanTransport Package
CartonSpecification
18*20*10Trademark
*Origin
ChinaProduction Capacity
9999Key features
Adjustable Pressure Range: Safety valve adjustable 0-1.0 MPa; Back pressure valve 0-0.6 MPa via screw and gauge.
Advanced Diaphragm Material: PTFE + Rubber composite ensures sealing with no leakage and high durability.
Water Hammer Reduction: With pulse damper, minimizes water hammer, vibration, and flow fluctuations.
Comprehensive Warranty: Standard 12 months or 2,000 hours; optional extended coverage up to 36 months.
Global 24/7 Support: Round-the-clock technical assistance and spare parts supply available worldwide.
Multiple Connection Options: Supports adhesive bonding, hot melt welding, threaded, and flange connections.
Pump Protection: Prevents overpressure operation and protects pump from siphoning and damage.
Flexible Material Selection: Filter materials available in UPVC, PP, CPVC, and PVDF for various media.
Company profile

Jinan Runway Automation Co., Ltd.Shandong, China
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2019-02-27Nearest Port: QingDao, ShangHai, TianJinAverage Response Time: ≤1.67hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP, FCA, CFR
AI-Powered supplier vetting
SummaryJinan Runway Automation Co., Ltd. is identified as a China-based trading company and manufacturer/factory in Jinan, Shandong, with products focused on pumps, valves, fluid-control systems, and related components. The supplier reports ISO 9001 certification, more than 10 production lines, 21–30 quality-control staff, 6–10 years of R&D engineer experience, and stated annual capacities of 50,000 valves and 10,000 gear pumps. It has exported since 2019, serves several international regions, and reports one-month off-peak and two-to-three-month peak lead times. The information supports production, quality-management, export, and customization capabilities, while after-sales service, financial credibility, and customer-case evidence remain insufficiently documented.
Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Its materials describe manufacturing and R&D of transmission-control components, while another slice identifies it as the foreign-trade sales company of Shandong Shijing Machinery; the legal-name information is therefore not fully consistent across the supplied records.
CertificationsThe supplier explicitly reports holding ISO 9001 certification for its management systems. No certification scope, certificate number, issuing body, or validity period is provided.
R&D capabilityThe supplier reports 6–10 years of R&D engineer experience, a design and R&D team, advanced production and testing equipment, and a focus on producing and developing transmission-control components. These statements provide explicit support for R&D capability, although no patents, proprietary technologies, or quantified R&D investment are supplied.
Production capacityThe supplier reports more than 10 production lines, 21–30 quality-control staff, and annual capacities of 50,000 valves and 10,000 gear pumps. It also states lead times of one month in off-peak periods and two to three months in peak periods, supporting an established production operation.
Customization capabilityThe supplier explicitly offers customized processing services and states that its technical and sales teams provide feasible fluid-control solutions. This directly supports customization capability for its pumps, valves, fluid-system accessories, and related components.
Product Q&A
Q:What documents do you provide for export?
A:
Complete export package (Invoice, Packing List, Bill of Lading, COC, etc.).
Q:How do I place an order?
A:
Email/phone us for a quote, confirm with PO.
Q:How to adjust the safety valve and back pressure valve?
A:
Never exceed the maximum working pressure of the metering pump. For back pressure, discharge pressure must be at least 1 bar higher than suction pressure. Safety valve set pressure is generally 1-2 bar higher than the back pressure valve.
Q:What is the warranty period?
A:
Standard warranty is 12 months or 2,000 operating hours, whichever comes first. Extended warranty up to 36 months is optional.
Q:What is the maximum working pressure?
A:
Safety valve can be adjusted within 0-1.0 MPa. Back pressure valve can be adjusted within 0-0.6 MPa. Never exceed the pump's max pressure.
Send Inquiry
*To:
Jinan Runway Automation Co., Ltd.
Jinan Runway Automation Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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