Heavy Duty Grooved Piping System Rigid Coupling

Heavy Duty Grooved Piping System Rigid Coupling
Heavy Duty Grooved Piping System Rigid Coupling
Heavy Duty Grooved Piping System Rigid Coupling
Heavy Duty Grooved Piping System Rigid Coupling
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Product Introduction
Heavy duty rigid coupling
The heavy duty cross-ribbed design provides added strength for high pressure applications.
Ductile iron construction.
Lead free orange paint (available galvanized)
Coupling Gasket: Grade E EPDM (Available Grade T Nitrile for petroleum products)
Approvals: UL, FM Approved, ASTM A536

Suitable for fire protection services, water supply systems and other process systems that require a higher work pressure.

Dimension Drawing
Technical Data:
Rigid Coupling (Heavy-duty) M1
Nominal Size mm/in Pipe O.D mm/in Dimensions Bolt Working pressure Psi
ΦD L H inch/mm
mm mm mm
25 33.7 55 97 45 3/8×1-1/2
(M10×40)
500
1 1.327
32 42.4 63.5 107.5 45 3/8×2-1/8
(M10×45)
11/4 1.669
40 48.3 69 114 45
11/2 1.9
65 76.1 101.2 144 46 1/2×2-3/8
(M12×60)
21/2 3
80 88.9 117.4 157 46
3 3.5
100 108 144.4 195 50 1/2×2-3/4
(M12×70)
4 4.25
100 114.3 149.2 200 50
4 4.5
125 133 172 231 50 5/8×3-1/8
(M16×80)
5 5.25
125 139.7 180 235 50
5 5.5
125 141.3 180.4 235 50
5 5.563
150 159 203 268 50
6 6.25
150 165.1 207 273 50
6 6.5
150 168.3 209.4 272 50
6 6.625
200 219.1 276 347 58 3/4×4-1/3
(M20×110)
8 8.625

LEDE company design and manufacture grooved piping system jointing fittings, is a leading China heavy duty rigid pipe coupling manufacturer and supplier, provide pipe jointing and flow control products of fire protection system and water work system. There are different sizes of rigid pipe couplings for grooved piping system, made in accordance with UL, CE, ISO certificates, etc. Engineered with complete automation equipment and manufacturing expertise, LEDE company provides quality ductile iron rigid coupling as well as custom firefighting and water supply solutions based on the client needs.

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