... 50mm 3) Tensile stregnth : 650MPa -950MPa 4) Finish: Blue/painted/zinc5) Surface waxed/oiled, and edges deburred 6) Standard ... (0.60MMX12.7MM, 16MM, 19MM)BWG22X3/4", 1", 11/4" (0.70MMX19MM, 25.4MM, 32MM)BWG21X3/4", ... 1", 11/4" (0.8MMX19MM, 25.4MM, 32MM)BWG20X3/4", 1", 11/4" (0.9MMX19MM. 25 ... .4MM, 32MM)BWG19X3/4", 1", 11/4" (1.0MMX19MM, 25.4MM, 32MM) Mechanical properties1 ...