Silver Swallow Miao Dao

SOURCE SPECIFICATION EXTRACT

Documented details

Specifications Sword only weight:  approx. 1554 g (3 lb. 6.8 oz) Blade length: 101 cm (39.76")   Handle length: 47 cm (18.5")   Total length: 148 cm  (58.3") Gradual tapering Width at hand guard: 35 mm,   Width at tip: 25 mm    Thickness:  9.0 mm at the guard 6.25 mm at 55 cm (21") from guard (middle) 3..0 mm at 3.5 cm (1") from the tip POB: 9 cm (3.54")  from hand guard Profile: pipe back round ridge with shallow hollow ground blade GB 60Si2MnA High Carbon Manganese Spring Steel  (Compare to AISI/SAE 5160 spring steel)  Element %       60Si2MnA    AISI/SAE 5160    Carbon            0.56-0.64      0.56-0.61 Silicon              1.60-2.00       0.15-0.35 Manganese     0.60-0.90      0.75-1.00 Phosphorus     <=0.030        <=0.035 Sulfur               <=0.030        <=0.040 Chromium       <=0.35          0.70-0