Modular expansion device

The modular expansion joint has completed the design of expansion capacity of 80-2000mm, which can be used for all kinds of new bridges and for the replacement of expansion joints of old bridges.

Product Detail

Features:

Ensure the displacement of freedom;

Provide continuous transportation bearing surface;

Reduce noise and anti-seismic;

High waterproofing performance and excretory system.

DESIGN PARAMETERS

Model	Displacement(mm)	Distance from bearing center to beam end	Width of expansion device		Expansion gap		Prefabricated installation groove
Model	Displacement(mm)	Distance from bearing center to beam end	a_min	a_max	C_min	C_max	h	b
MZL-80	80	-	80	160	50	130	≥250	300
MZL-160	160	90	160	320	80	240	≥250	340
MZL-240	240	90	240	480	160	400	400	380
MZL-320	320	100	320	640	220	540	450	440
MZL-400	400	100	400	800	300	700	450	500
MZL-480	480	100	480	960	380	860	450	560
MZL-560	560	115	560	1120	430	990	450	640
MZL-640	640	115	640	1280	510	1150	450	700
MZL-720	720	115	720	1440	590	1310	500	760
MZL-800	800	140	800	1600	620	1420	500	820
MZL-880	880	140	880	1760	700	1580	500	880
MZL-960	960	140	960	1920	780	1740	500	940
MZL-1040	1040	165	1040	2080	810	1850	500	1000
MZL-1120	1120	165	1120	2240	890	2010	500	1060
MZL-1200	1200	165	1200	2400	970	2170	500	1120
MZL-1280	1280	165	1280	2560	1050	2330	550	1160
MZL-1360	1360	165	1360	2720	1130	2490	550	1200
MZL-1440	1440	165	1440	2880	1210	2650	550	1240
MZL-1520	1520	165	1520	3040	1290	2810	550	1280
MZL-1600	1600	165	1600	3200	1370	2970	550	1320
MZL-1680	1680	165	1680	3360	1450	3130	550	1360
MZL-1760	1760	165	1760	3520	1530	3290	550	1400
MZL-1840	1840	165	1840	3640	1610	3450	550	1440
MZL-1920	1920	165	1920	3840	1690	3610	550	1480
MZL-2000	2000	165	2000	4000	1770	3770	550	1520

Tags:

Expansion Devices

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