Magnalium Wide-stand square (lnner and outer 90°)

Magnalium square ruler,magnalium wide-site square ruler   

A. Material: adopted super strong aluminium alloy.   
    Physical performance: 47kg/mm 
    Extensibility:17%  
    Yield point,110kg/mm2   
    Vickers hardness, HV80 
   Characteristics:Light weight, easy to use, 1.6 m square feet, can be easily moved      by  operator.                                                                           

   Packing: wooden box
B.Using
   Magnalium leveling ruler is used for workpiece inspection, measuring, marking, equipment installation, and industrial construction projects .
C. Merit:
Not deformation: Yield point of general steel material is 30kg/mm2, general cast iron is 38kg/mm2. The yield point of this material can be reach to 110kg/mm2, the index of resistance to deflection is far beyond other materials.
Easy storage: can hanging and logen also , will not affect its straightness and parallelism by long-term logen.  
Rust is not easy: do not use oiled during using time , lightly coated with a thin layer of  industrial oil when storagen and long time no using.
D.  Additional remark Some graphics and description in the instruction menual are just as a instruction, please according to real product.
This instruction manual dosen't  effect the product performance, safety and customer usage.
If there is a difference between our product, for the promotionof our products , please according to the real product, no other explanation.