Japan · SHIMOMURA

SDF

SHIMOMURA FCS:2017 — Free cutting steel

Chemical composition

Element	min	max	Similar	Remarks
C		0.15
Mn	0.85	1.15
P	0.04	0.09
Pb	0.15	0.35
S	0.26	0.35
Si		0.1

Mechanical properties

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Reduction of area	Impact energy	Hardness
steel products, d = 10mm, d		500–700				HV 180–240
steel products, d = 12mm, d		500–700				HV 180–240
steel products, d = 14mm, d		500–700				HV 180–240
steel products, d = 15mm, d		500–700				HV 180–240
steel products, d = 16mm, d		500–700				HV 180–240
steel products, d = 18mm, d		500–700				HV 180–240
steel products, d = 20mm, d		450–650				HV 170–230
steel products, d = 22mm, d		450–650				HV 170–230
steel products, d = 24mm, d		425–625				HV 160–220
steel products, d = 25mm, d		425–625				HV 160–220
steel products, d = 2mm, d		600–800				HV 200–260
steel products, d = 4mm, d		650–850				HV 210–270
steel products, d = 6mm, d		550–750				HV 195–255
steel products, d = 8mm, d		500–700				HV 180–240