KOENIG EXPANDER® SERIES MB 700

  • Sealing plugs for operating pressures up to 450 bar / 6500 psi
  • Wide range of sizes from . 3 – 22mm
  • Corrosion-resistant versions available
  • Fast, easy installation

KOENIG EXPANDER® SERIES MB 700

KOENIG EXPANDER® SERIES MB 700 – OVERVIEW

Push type expander seal

Series MB 700 expander plug

Series MB 700 KOENIG EXPANDER® plugs effectively seal drilled holes. These parts feature a serrated sleeve which expands as the ball is inserted, enlarging the part to the needed size and sealing the hole. For installation, push-style expanders require a hole drilled with a counter bore.

Material:

Sleeve: Stainless Steel DIN 1.4305    Ball: Bearing Steel, Heat Treated

Product SpecificationsPressure Performance3D CADTechnical DownloadsVideo
Part Numberd1l1(l2)
~ Ref.
d2
+0.1
0
d3 maxl3 min.x
±0.2
Packaging UnitWeight in
gram/pcs.
 MB 700-0303.03.64.63.02.23.40.4100/10000.17
 MB 700-0404.04.05.24.03.33.80.2100/20000.34
 MB 700-0505.05.57.05.04.35.30.4100/20000.68
 MB 700-0606.06.58.66.05.36.30.4100/20001.17
 MB 700-0707.07.510.17.06.47.30.4100/10001.90
 MB 700-0808.08.511.68.07.48.30.350/10002.84
 MB 700-0909.010.013.59.08.49.80.450/5004.00
 MB 700-10010.011.015.110.09.410.80.450/5005.47
 MB 700-12012.013.017.812.010.612.80.450/2509.31
 MB 700-14014.015.020.414.012.714.50.450/25014.72
 MB 700-16016.017.023.416.014.716.50.625/10022.00
 MB 700-18018.019.026.318.016.718.50.625/10031.34
 MB 700-20020.022.030.020.018.721.50.825/10044.24
 MB 700-22022.025.034.022.020.724.50.825/5058.61

Dimensions in millimeters

Series
MB 700
mm
Base Material of the Installation

High Strength Steel
ETG-100 / 44SMn28
AISI 1144
Case Hardened Steel
C15Pb / 1.0403
AISI 10L15
Ductile Cast Iron
EN 1563: GJS-600-3
ASTM A536: 80-60-03
Gray Cast Iron
EN 1561: GJL-250
ASTM A48: NO.35
Aluminum-Alloy
AICu4Mg1 / EN AW-2024-T3
AA: 2024 T4/T6*
Aluminum-Alloy
AIMgSiPb / EN AW-6012-T6
AA: 6012-T6
Cast Aluminum-Alloy
G-AISi7Mg / EN-AC-42100
ASTM/UNS: A356
Ø 3 – 101400 bar / 20300 psi
   450 bar / 6500 psi
1200 bar / 17400 psi
   380 bar / 5500 psi
Ø 12 – 221150 bar / 16700 psi
350 bar / 5100 psi
900 bar / 13000 psi
280 bar / 4100 psi
Proof Pressure Test – Ⓑ
Max. allowable Working Pressure = Nominal Pressure
*SFC KOENIG’s North American Engineering Department utilizes 2024-T4/T6 as a test base material.
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