manchon_link_GS_FM
manchon_link_GS_FM_schema
manchon_link_GS_FM
manchon_link_GS_FM_schema
FM
LINK

LINK GS “PROCESS” for restrained and not restrained pipes
DN100-300

Application
Product family
Couplings and assembling

Ductile iron networks for fire protection

Technical design

manchon_link_GS_FM_schema
100 117 120 133 65 233 6.18 MCB10KAEHTTF
150 168 120 133 65 233 9.6 MCB15KADHTTF
200 220 223 153 80 342 14 MCB20KADHTTF
250 272 275 164 90 403 18.1 MCB25KADHTTF
300 323 327 170 95 457 22.2 MCB30KADHTTF

Features

Marking

  • The indicated values indicate the pressure tests with or without restraining.

  • The certification tests FM are realized according to the FM approvals Class number 1610 (September 2006) referential.

  • Marking on high durability engraved laser acrylate label.

Field of use

  • Any fire protection networks, restrained or not, buried

  • Installation in any industrial sites or other works of civil engineering

Main characteristics

  • Pressure strength: tests according to FM Approval CN1610 (see label below)

  • Internal and external coating: blue Epoxy Powder 250µm (PECB)

  • FM Approval (Factory Mutual System)

Material and coatings

Item Designation Materials Coatings
1 Mating ring Ductile iron GS Blue Epoxy 250 μm
2 Ring Ductile iron GS Blue Epoxy 250 μm
3 Gasket Elastomer EPDM  
4 Bolts Ductile iron GS Galvanization + parkerization + black cataphoresis
Manchon_link_GS_FM_nomenclature

Spare parts

Bolts
DN Number Dimensions Material Size of key References of bolts
mm mm
100 4 18 x 61 x 25 GS iron 24 JXM18HN61
125 4 18 x 61 x 25 GS iron 24 JXM18HN61
150 4 18 x 61 x 25 GS iron 24 JXM18HN61
200 4 18 x 61 x 25 GS iron 24 JXM18HN61
250 2 20 x 71 x 33.5 GS iron 27 JXM20HN71
300 2 20 x 71 x 33.5 GS iron 27 JXM20HN71

Installation

Angular deflection

DN100-150 ± 2,5° DN200-300 ± 2°

Maximum torque on bolts

DN100-200 8 m/daN DN250-300 12 m/daN

Documents