Material	Ductile cast iron conforming to ASTM A-536, Grade 65-45-12
Surface Treatment	Epoxy powder coating (Red color- RAL3000; Orange)Optional: Galvanized (Zinc Plated, HDGorDip painted)
Size	1"-12"
Working Pressure	300PSI
Cerification	ISO 9001:2008,FM,UL,CCC and CE approved
Connect End Type	Grooved end,Thread end
Technology	Casting
Payment	by T/T, L/C
Structure type	1)Rigid Coupling,Flexible Coupling, Reducing Flexible Coupling
	2) Long Radius and Short Radius Elbow (90/45/22.5/11.25)
	3) Equal Tee, Grooved Reducing Tee, Grooved Reduing Tee(Threaded outlet)
	4) Grooved Mechanical Tee,Grooved Mechanical Cross
	5) Equal Cross, Grooved Reducing Cross
	6) Grooved Reducer, Threaded Reducer
	7) Adapter Flange, Grooved Split Flange
	8) Cap,End Cap

Product Uses

"LUYUAN" grooved couplings and fittings provide a rigid or flexible pipe connection for fire protection systems with dependable seals over a range of internal pressure situations.
 
"LUYUAN" also offers Short Pattern Products through 8" to meet all of your fire protection needs.Quick and easy installation and durable material construction make these.
 
"LUYUAN" couplings and fittings ideal for almost any fire protection application in both wet and dry systems. the coupling's housing is made from ductile iron conforming to ASTM-A536,Grade 65-45-12. They are UL/ULC Listed and FM Approved and range in size from 1 1/4" to 12".They are also offered with a pre-lubricated gasket.
 
 Gasket,Bolts and Nuts

Test and Certification

Production Process
 Smelting---Shot Blasting-----Grooved&Machining----Painting---Assemble----Packing
 
Package and Delivery

Packaging	in poly wooden case,or in carton on the poly wooden pallets,we can pack products as per custmon's requirement.
Delivery detail	Normally within 15days,depending on order quantity.

Our Services
1  UL/ULC Listed,FM approval and CE certification
2  We are a manufacturer with more than 12 years producing experience of grooved pipe fittings and couplings.
3  Professional manufacturer
4  OEM acceptable
5  Sample acceptable
6  Competitive price for world market.
7  Product quality are comparable with Victaulic
 
FAQ
1.What is your MOQ?
 Our MOQ is usually 1 pallet.
2.What is your delivery time?
 the time of delivery is around 20-30days.
3.What is the shipping port?
  We ship the goods via Qingdao 
4.What is your payment terms?
  We accept 30% T/T in advance,70% in the period of shipment or 100% L/C.
5.how should I contact you?
  You can send us an email by click Contact Supplier bottom.
6.What is the location of your factory?
  Our factory is located in Weifang City, Shandong Province, China.
If you would like to have a visit, you are much welcome.
7.how about the samples?
 We could send you the samples,most samples are free to send to most places in China. If sent to other countries, transport fee should be paid by you