U29 steel support

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U29 steel support

U29 steel support

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29U steel support is mainly used for mine tunnel, mine tunnel secondary support, as well as support through the mountain tunnel support purposes. 29U shaped steel support lift straight wall semi-arched shed in the Ready Roadway Intersection of application

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Product Introduction

Product Detail

Introduction

29U steel support is mainly used for mine tunnel, mine tunnel secondary support, 

as well as support through the mountain tunnel support purposes. 29U shaped steel support lift straight

 wall semi-arched shed in the Ready Roadway Intersection of applications, and achieved remarkable results.

 Optional retractable U-shaped steel support, solves the problem of tunneling support.

Advantages

29U steel support has the characteristics of withstanding high pressure, support long time, easy to install

 and easy to deformation. 29U shaped steel support lift straight

 wall semi-arched shed in the Ready Roadway Intersection of applications, and achieved remarkable results.

 Optional retractable U-shaped steel bracket, solves the problem of tunneling support. 29U shaped steel

 support than other rigid support

with a scalable and reliable carrying capacity to adapt to the load and deformation of soft rock, cross utilization,

 branch back to the convenient stand, bracket, reuse rate, reduce prop use, environmental benefits very obvious.

Technology Parameter

Height124mm

Thickness16mm

Weight29kg/m

Modulus200GPa

Poisson's ratio0.3

Capacity7800kg/m3

Tensile strengthTSlarger than 575MPa,

Yield strengthYS) larger than 400MPa

EL elongation greater than or equal 26%

impact energy (J) at 20 ° C in the average should reach 54.


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