ISO H20

ISO H20 Stainless Steels to ISO 6207 (1992)

ISO H20 - Specification & Application

• ISO 6207 (1992) - Seamless nickel and nickel alloy tube
• ISO 6208 (1992) - Nickel and nickel alloy plate, sheet and strip
• ISO 9722 (1992) - Nickel and nickel alloys - Composition and forms of wrought products
• ISO 9723 (1992) - Nickel and nickel alloy bars
• ISO 9724 (1992) - Nickel and nickel alloy wire and drawing stock
• ISO 9725 (1992) - Nickel and nickel alloy forgings

Nickel and nickel alloy forgings

Chemical composition(wt.%) of ISO H20 grade: to ISO 6207 (1992)

ISO H20 - Detail

Nickel and nickel alloy forgings

Mechanical properties of grade ISO H20 ISO 6207 (1992)

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)
617 (≥)	946 (≥)	11	14	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	111

Physical properties of grade ISO H20 ISO 6207 (1992)

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
213 (≥)	925 (≥)	44	11	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	133
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
597	429	356