QBE SDR 11 - Stub flange

Stub flange, short spigot, for butt welding for ISO/DIN backing rings SDR 11 - S 5.

Series of short and long fittings designed for conveying fluids under pressure for butt welding and electrofusion applications.

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Disegno quotato QBE
Reference Z d g
QBE11032 52 *32 46
QBE11040 51 *40 68
QBE11050 56 *50 92
QBE11063 57 *63 141
QBE11075 50 75 205
QBE11090 80 *90 343
QBE11110 80 110 459
QBE11125 90 *125 518
QBE11140 83 *140 760
QBE11160 100 *160 970
QBE11180 127 *180 976
QBE11200 140 *200 2019
QBE11225 100 225 1881
QBE11250 120 *250 3006
QBE11280 119 *280 2776
QBE11315 168 *315 3603
QBE11355 187 *355 8120
QBE11400 195 *400 11175
QBE11450 139 *450 14310
QBE11500 138 *500 13340
QBE11560 195 *560 25280
QBE11630 210 *630 26000
QBE11710 153 *710 32720

* resale products

  • Size range: d 12 ÷ d 800 (mm)
  • Nominal pressure: SDR 17 (PN10) with water at 20 °C, SDR 11 (PN16) with water at 20 °C
  • Temperature range: -40 °C ÷ 60 °C
  • Coupling standards - Reference standards: 
    • Welding: EN ISO 15494. Can be coupled to pipes according to EN ISO 15494
    • Flanging system: ISO 7005-1, EN 1092-1, EN ISO 15494, ANSI B16.5 cl.150
    • Construction criteria: UNI EN ISO 15494
    • Test methods and requirements: UNI EN ISO 15494
    • Installation criteria: DVS 2202-1, DVS 2207-1, UNI EN 12201- 3, UNI 10520, ISO 21307,UNI 10521, UNI EN 1555-3, ISO 4427- 3, ISO 4437-3
  • Fitting material: PE-HD
  • Seal material: EPDM, FKM