Gold Member Since 2015
Audited Supplier
Weifang Yinuo Casting Co., Ltd.

Grooved Coupling, Ductile Iron Coupling, Rigid Coupling manufacturer / supplier in China, offering FM/UL/Ce Approval Rigid Grooved Coupling, Ductile Iron Casting Pipe Fittings High Quality Threaded/Grooved Concentric/ Eccentric Reducer 300 Psi, FM/UL 300psi Ductile Iron Grooved 90 Degrees Elbow for Fire Fighting Water Supply and so on.

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Supplier Homepage Product Coupling FM/UL/Ce Approval Rigid Grooved Coupling

FM/UL/Ce Approval Rigid Grooved Coupling

Purchase Qty.:
(Pieces)
100-1,999 2,000+
FOB Unit Price: US $19.8 US $1.5
Purchase Qty. (Pieces) FOB Unit Price
100-1,999 US $19.8
2,000+ US $1.5
Get Latest Price
Port: Qingdao, China
Production Capacity: 100000PCS/Year
Payment Terms: L/C, T/T, Western Union, Paypal
Basic Info
  • Model NO.: XGQT01
  • Structure: Universal
  • Material: Iron
  • Raw Material: Cast Iron/ Ductile Iron-ASTM A536
  • Finish: Painted/ Epoxy / Galvanized
  • Gasket: EPDM
  • Thread Standard: BSPT/ BSPP/ NPT
  • Size: 1"-12"
  • Trademark: 1NUO
  • Specification: FM /UL/ CE
  • HS Code: 7307110000
  • Connection: Grooved
  • Flexible or Rigid: Rigid
  • Standard: Standard
  • Pressure: 300 Psi
  • Color: Ral 3000 Red / Orange/ Blue/ White
  • Bolt and Nut: Cold Heading Steel- Gold / Silver
  • Groove Specification: According to Victaulic/ Groovelook
  • OEM/ODM: Yes
  • Transport Package: Cartons with Pallet / Wooden Case
  • Origin: China
Product Description
1. Hot Galvanized Grooved Coupling Specification:  
SizePipe O.D Working PressureBolt Size
mm/inPSI/MPaNo.-Size mm
25               
1     
33.7       
1.327
300
2.07
2-M10*45
32               
42.4
1.669
300
2.07
2-M10*45
40
1 1/2
48.3
1.900
300
2.07
2-M10*45
50         
2
60.3       
2.375
300
2.07
2-M10*55
65
2 1/2
73
2.875
300
2.07
2-M10*55
65       
3OD
76.1       
3.000
300
2.07
2-M10*55
80        
3
88.9       
3.500
300
2.07
2-M10*60
100       
4
114.3      
4.500
300
2.07
2-M10*65
125       
5.5OD
139.7      
5.500
300
2.07
2-M10*75
150       
6 OD
165.1
6.500
300
2.07
2-M10*75
150       
6
168.3      
6.625
300
2.07
2-M10*75
200       
8
219.1      
8.625
300
2.07
2-M10*100
250      
10  
273.0      
10.748
300
2.07
2-M10*130
300      
12
323.9      
12.752
300
2.07
2-M10*130
 

NOTE:  
Gasket Material Temperature Range                   Recommendations
EEPDM-34ºC~ +110ºCRecommended for hot water, dilute acid, oil-free gas 
and other chemicals(except for hydrocarbon ) within the specified temperature range. Not recommended for petroleum and hydrocarbon.
DNBR-29ºC~ +82ºCRecommended for petroleum products, gas with oil vapors, mineral oil and vegetable oil. Not recommended for high temperature materials.
SSilicon Rubber-40ºC~ +177ºCRecommended for high temperature and dry air, and some high temperature chemicals.

2. Product details
Material Ductile Iron-ASTM A536
Groove SpecificationAccording to Groovelook
Thread StandardBSPT/ BSPP/ NPT
Bolt and NutCold Heading Steel- Gold color
Pressure300 psi
FinishEpoxy/ Painted / Galvanized
ColorRal 3000 Red / Orange/ Blue/ White
Brand1NUO
PackageCartons with Pallet / Wooden Case
Delivery Time20-40 days as per every order
CapacityFour Automatic Vertical Production Lines
Application1. fire fighting& fire sprinkler system for commercial and civil fire protection construction, such as water supplying, gas supplying, air-conditioning etc.
2. Industrial pipeline system in shipping, mine, oil field, cement,  mine piping , chemical plant etc.
3.  Ordinary piping delivery in sewage treatment, Subway station, airport etc.

3. What could we do for you? 

(1) FM/UL/CE certified standard high quality grooved fittings with best price.

(2) A quick delivery time within  20-30 days, and most convenient shipping port- Qingdao port.

(3) Only small quantity of MOQ for your order- 1 pallet .

(4) Free Samples offered and only request little express fee.

(5) We are very happy to welcome you visit our factory in Weifang, China.

(6)Product Insurance under written PICC to guarantee your order.


3. Why choose "1NUO" Brand?      
In Chinese, "1NUO" means "The Promise" ,which is a promise to our high quality and good reputation forever. When you choose 1NUO, you gain our guarantee and your valuable market. We  believe that every customer's requirements can be satisfied by our professional & customized services.

Application: As one of the most popular fittings in fire fighting systems, the grooved pipe fittings are widely used in fire fighting, air-conditioning, water supply, sewage, cement, oil&gas pipeline, mine piping and ordinary piping delivery. 


4. What  we could offer else:      

Fire fighting systems and water systems:
Flexible Coupling,  90° Elbow,  45° Elbow,  Tee,  Mechanical Tee,  Mechanical Cross,  Reducer,  Flange,  Cap ... 

For all grooved fittings and more information
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