def eq141d3(fy):
    """Tension in extreme fibers subject to bending, net section
    
    AREMA 2018 Table 15-1-11 Row 3 Equations
    
    Tension in extreme fibers of rolled shapes, girders and built-up section, 
    subject to bending, net section
    
    
    fa_bt = 0.55*fy
    
    
    Args:                
        fy (float): yield stress [psi]

        
    Returns:
        fa_bt (tuple(float, str)): allowable bending tensile stress [psi]
    
    """
    
    ref_text = "AREMA 2018 Section 1.4.1 Table 15-1-11 Row 3 \n\n"
    
    user_input = f'Fy = {fy:.2f} \n'
    
    fa_bt = 0.55*fy
    
    text = (f'Tension in extreme fibers of rolled shapes, girder and \n' +
            f'built-up section, subject to bending, net section \n' +
            f'fa_bt = 0.55*fy \n' +
            f'fa_bt = 0.55*{fy:.1f} \n' +
            f'fa_bt = {fa_bt:.1f}')
    
    text = ref_text + user_input + text
    
    return fa_bt, text