HE
ManholeFlexWedge S
Product Description

Straight Manhole S
Seal for concrete manhole rings EN 1917 and FBS quality guide line

ADVANTAGES

  • Lose sealing ring
  • Wedge-shaped sealing body for easier manhole ring mounting
  • Optimum sealing security

 

MATERIAL

This sealing ring out of SBR hardness 40 IRHD fulfills

  • EN 681-1
  • FBS Quality Guideline QR 4060 ® and is regularly inspected by MPA NRW, KIWA and BENOR

 

MANHOLE RING INSTALLATION

This sealing ring out of SBR hardness 40 IRHD fulfills

  • Clean socket and spigot end.
  • Mount MFW-S sealing ring to spigot end and place it close to the concrete shoulder ensuring an even pre-stretching of the sealing ring.
  • Cover thoroughly the seal slide surface of the socket with lubricant.
  • Let the upper manhole ring slide downwards, compressing the seal. If necessary push slightly downwards.

 

DIMENSIONS

DN hj b w
nominal diameter height of seal width of seal gap
1000 19.0 30.0 11.5
1000 20.0 30.5 12.1
1200 23.0 37.0 14.1
1500 27.0 44.5 16.7

 

Socket end and spigot end dimensions

DN dso lso = t2 tM dsp lsp = t1 tS t3 h
nominal diameter socket diameter length of socket socket measurement point spigot diameter length of spigot end spigot measure-ment point height of shoulder width of shoulder
1000 1113 70 39 1090 65 26 28 8
1200 1327 80 43 1300 75 32 30 9
1500 1652 90 49 1620 85 36 32 11

 

Tolerances

DN hj Tol hj b Tol b w Tol w
nominal diameter height of seal tolerance of height width of seal tolerance of width gap tolerance od gap
1000 19.0 +0,8/-0,2 30.0 +/- 1,5 11.5 +/- 1,5
1000 20.0 30.5 12.1 +/-1,6
1200 23.0 37.0 14.1 +/- 2,1
1500 27.0 44.5 16.7 +/- 2,6

All dimensions in mm, Pre-stretching s = 12%, Smaller and larger DN on request