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77 Flexible Coupling

Name: 77 Flexible Coupling
Brand: Victaulic
SKU: jxcVjfJnZWQYFLEEU5eRe7

Verified by manufacturer 6 months ago

Flexible coupling used to joint carbon steel and stainless steel pipes. Eliminates the need for bellows and flex connectors on mechanical piping systems.

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Application

Joins standard roll grooved and cut grooved pipe, as well as grooved fittings, valves and accessories.
Provides a flexible pipe joint which allows for expansion, contraction and deflection.
Exclusively for use with pipe and Victaulic products which feature ends formed with the Victaulic OGS groove profile.

Description

A ductile iron flexible coupling for carbon steel and stainless steel pipes, fittings, valves. Installed on LTHW, CHW, Condenser systems.

Used to accommodate vibration, noise and thermal movement.

Eliminates the need for bellows and flex connectors.

Features and benefits:

Cross-ribbed, two piece housing construction.
Sizes from ¾–24″ | DN20–DN600.
Accommodates pressures ranging from full vacuum up to 6894 kPa.

General information

Color	Orange
Finish	Enamelled Galvanized
Material	Iron Guidance for specification option: Ductile iron. EPDM
Shape	Circle
Width	102 mm 105 mm 127 mm 137 mm 149 mm 146 mm 165 mm 168 mm 181 mm 210 mm 226 mm 219 mm 270 mm 264 mm 302 mm 292 mm 295 mm 375 mm 435 mm 489 mm 514 mm 531 mm 565 mm 581 mm 635 mm 655 mm 686 mm 740 mm 704 mm 762 mm 787 mm 817 mm Show more
Height	54 mm 61 mm 67 mm 79 mm 87 mm 92 mm 108 mm 111 mm 127 mm 143 mm 152 mm 156 mm 194 mm 197 mm 219 mm 226 mm 279 mm 346 mm 397 mm 425 mm 442 mm 476 mm 500 mm 548 mm 569 mm 600 mm 617 mm 651 mm 680 mm 705 mm 722 mm Show more

Uniclass	Pr_80_77_94_29 Flexible couplingsPrimary Pr_65_52_28_03 Angular expansion compensators Pr_65_52_28_46 Lateral expansion compensators Pr_65_52_28_05 Axial expansion compensators
CAWS	S90/530 Stainless steel pipework

Specification data - Flexible couplings

Manufacturer	Victaulic.
Product reference	77 Flexible Coupling.
Standards	To BS EN 10311.
Accessories	None. 272 Grooving Tool. 416 Grooving Tool. RG3600 Strengthin 100 Tool.

Housing	Ductile iron conforming to ASTM A536, Grade 65-45-12. Guidance for specification option: Standard. Ductile iron conforming to ASTM A395, Grade 65-45-15. Guidance for specification option: Available upon special request.
Gasket	Grade "E" EPDM. Grade "T" Nitrile. Other. Guidance for specification option: For alternate gasket selection, reference publication 05.01: Victaulic Seal Selection Guide - Elastomeric Seal Construction. Manufacturer guidance Consult manufacturer's literature for service compatibility.
Bolts	Carbon steel oval neck track bolts and carbon steel hex nuts, zinc electroplated. Guidance for specification option: Standard. Stainless steel oval neck track bolts and stainless steel heavy hex nuts. Guidance for specification option: Optional.
NominalSize	DN20. DN25. DN32. DN40. DN50. 57 mm OD. DN65. 76.1 mm OD. DN80. DN90. DN100. 108 mm OD. 141.3 mm OD. 133 mm OD. DN125. DN150. 159 mm OD. 165.1 mm OD. DN200. DN250. DN300. DN350. 377.0 mm OD. DN400. 426 mm OD. DN450 mm. 480 mm OD. DN500. DN550. 530 mm OD. 580 mm OD. DN600. 630 mm OD. Show more
External finish	Orange enamel. Guidance for specification option: Standard. Hot dipped galvanized. Guidance for specification option: Optional. Manufacturer guidance For additional coating options contact manufacturer.

Sustainability data

Material	Iron Guidance for specification option: Ductile iron. EPDM
Recyclability	Recyclable

Literature

Victaulic® Standard Flexible Coupling Style 77

77 Flexible Coupling

Application

Description

General information

Color

Finish

Material

Shape

Width

Height

Uniclass

CAWS

Specification data - Flexible couplings

Manufacturer

Product reference

Standards

Accessories

Housing

Gasket

Manufacturer guidance

Bolts

NominalSize

External finish

Manufacturer guidance

Sustainability data

Material

Recyclability

Literature

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