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Ductile Iron, Rigid & Flexible Coupling for Fire Protection, UL FM Approved Grooved Fitting
US$0.90-39.90
100 Pieces
Sample price:US$50.00/piece.Request sample
Product profile
Customization
AvailableConnection
GroovedShape
EqualModel NO.
clampHead Code
RoundAngle
90 DegreeWall Thickness
Sch20Material
Carbon SteelTechnics
CastingCertification
ASME, ANSI, DIN, JIS, BS, GB, KSColor
RedApplicable Temperature
0℃ ~ 80℃Applicable Medium
Fire-Fighting Water, Clear Water, Cooling WaterNominal Pressure
Pn16Executive Standard
GB 5135.11, Awwa, C606Transport Package
CartonSpecification
DN15-DN200Trademark
ZJOrigin
ChinaProduction Capacity
10000pieces/YearKey features
The QT450-10 ductile iron shell is resistant to water hammer impact and has high strength.
Quick assembly without welding, only a wrench is needed for installation, and disassembly, assembly and maintenance are convenient.
It is divided into rigid and flexible types. The flexible type can absorb the thermal expansion and vibration displacement of the pipeline.
Optional 3C/UL/FM/CE certifications are available, compatible with fire protection projects both at home and abroad.
Complete range of specifications, one-stop procurement of matching grooved pipe fittings, and OEM private label support.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2020-06-25Nearest Port: tianjin portAverage Response Time: ≤3.18hTerms of Payment: T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CIF
About Our Factory & Business Background
AddressThe Fifth Team of Zhoujiazhuang Township, Shijiazhuang, Hebei, China
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsValve, Gate Valve, Butterfly Valve, Check Valve, Globe Valve, Stop Valve, Filter, Fittings, Non-Return Valve, Ball Valve
Our Industry Experience & Global Business Record
Main MarketsMid East, Eastern Asia
Product Q&A
Q:What are the differences between rigid clamps and flexible clamps?
A:
Rigid coupling locks pipes without displacement. Flexible coupling allows slight axial and angular movement to absorb vibration and thermal expansion, ideal for seismic pipelines.
Q:Can the rubber gasket be replaced?
A:
Standard gasket is EPDM. NBR gasket is available for oil-containing media.
Q:Is it suitable for seawater or acid & alkali medium?
A:
Standard red epoxy coated version is only for clean water and fire water. Lined plastic or galvanized type can be customized for corrosive service.
Q:Can you provide UL/FM certificates for export orders?
A:
Yes, UL/FM, CE, material test report and hydrostatic test report are available.
Q:What are the installation requirements?
A:
Steel pipes must be grooved by grooving machine. Align pipe ends and tighten bolts evenly, do not fasten one side over-tight.
Send Inquiry
*To:
Hebei Zhongji Heavy Industry Valve Co., Ltd.
Hebei Zhongji Heavy Industry Valve Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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