Alloy

Fe PO2G Z200

Fe E 250 GZ275 MA-C

Symbol

DX 5ID

S 250 GD + Z

Number

1.0226

1.0242

CHEMICAL COMPOSITION (UNI 10142:90)

% by mass

Fe.........................................................99.5

Si..........................................................0.27

Mn........................................................0.37

P max...................................................0.014

S.........................................................0.009

Cr........................................................0.071

Cu.........................................................0.25

Mo.......................................................0.016

Pb.........................................................0.02

Ni........................................................0.012

Others...................................................0.05

PHYSICAL CHARACTERISTICS (UNI 10142:90)

Specific weight (kg/dm3).............................................7.87

Thermal conductivity a 20 C λ (W / m K).........................60

Coefficient of thermal expansion C (mm / m C)............0,0123

Modulus of elasticity E (N / mm2)..............................210.000

Electrical conductivity Ω (Ω / mm / m)........................0,0934

MECHANICAL PERFORMANCE (UNI 10142:90)

Yeld point Re (N / mm2)...........................................................> 300

Tensile strenght Rm (N / mm2).....................................................500

Ultimate elongation A 80mm % min.................................................22

Hardness Vickers.................................................................200-250

REFERENCE STANDARDS

UNI EN10326:2004 Continuously hot-dip coated strip and sheet of structural steels Technical delivery conditions.

UNI EN 10327:2004 Continuously hot-dip coated strip and sheet of low carbon steels for cold forming - Technical delivery conditions.