ISO 8A

ISO 8A Stainless Steels to ISO 15510 (2010)

ISO 8A - Specification & Application

• ISO 15510 (2010) - Stainless steels -- Chemical composition
• ISO 16143-2 (2004) - Stainless steels for general purposes -- Part 2: Semi-finished products, bars, rods and sections
• ISO 16143-3 (2005) - Stainless steels for general purposes -- Part 3: Wire
• ISO/TS 15510 (2003) - Stainless steels - Chemical composition

Stainless steels - Chemical composition

Chemical composition(wt.%) of ISO 8A grade: to ISO 15510 (2010)

ISO 8A - Detail

Stainless steels - Chemical composition

Mechanical properties of grade ISO 8A ISO 15510 (2010)

Proof strength Rp0.2 (MPa)	Tensile strength Rm (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
595 (≥)	671 (≥)	33	11	44	Solution and Aging, Annealing, Ausaging, Q+T,etc	343

Physical properties of grade ISO 8A ISO 15510 (2010)

Property	Density kg/dm3	Temperature T °C/F	Specific heat J / kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2	Expansion rate
942 (≥)	347 (≥)	22	13	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	231
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
515	698	748