Ductile Iron Grooved Piple Coupling DN20 to DN300 for Building
The Model 709 is designed for connection of grooved ultrahigh
pressure pipe systems.
Sizes-Inches& Rated working pressure:
3/4" to 6";(DN20 to DN150) 2000psi(137.8bar)
8" to 12 " (DN200 to DN300) 1000psi(68.9bar)
Cut groove only
MODEL 709 MATERIAL SPECIFICATIONS
Ductile Iron to ASTM A536
(Antirust paint red or blue)
Hot dip zinc galvanized ,Epoxy power ,Dacromet ,TRFLOW(PTFE),
The gasket seals is C-shaped, made of standard gasket EPDM(ethylene
propylene diene monomer) for
cold water, hot water, rare acid, oil-free air and multiple
chemical product (-50~150℃).It is not suitable
for medium like petroleum.
Bolts & Nuts:
Round-head, elliptoid-neck, carriage bolts, type carbon iron
covered with zinc or dacromet.
2. Grooved Pipe Coupling Drawing
3. Coupling Packing with Plywood
Please feel free to contact with us at firstname.lastname@example.org or filling up an enquiry form instructed at the bottom.
You will get an effective response within 24 hours from TongJiang
1. Our Factory
30 years experience of valve and pipeline industry.
10 senior technical engineers
20000 m2 production area
More than 100 employees to provide professional service.
As the reliable OEM for famous valve brand companies.
t ball valve
2. Factory Show
TONGJIANG Valve Technology Company was established for 30 years.
There are more than 100 employees which includes 10 professional
OUR SERVICE float ball valve
Reliable Quality, Competitive Price
Reply your inquiry in 2 hours with professional service.
Mobile: +86 13588429004(Whatsapp)
Tel No: +86 571 86991717
Official Website: www.zjtjvalve.com