There are also trace amounts of manganese, phosphorus, sulfur, silicon, columbium (or niobium) and tantalum. 1.4542 Stainless Steel 17-4 PH plate delivers an excellent combination of oxidation and corrosion resistance. Other 1.4542 Stainless Steel 17-4 PH plate characteristics include high strength, toughness, and quality mechanical properties at temperatures up to 600° F. Engineers and designers frequently choose 1.4542 Stainless Steel 17-4 PH plate due to its high strength and superior corrosion resistance when compared to many other stainless steels.
Heat treatment and plastic forming processes of 1.4542 / X5CrNiCuNb16-4 steel
Forging and rolling at 1150 - 900 ℃ with cooling in the air
Annealing at 1020 - 1055 ℃ with cooling in oil or air
Ageing for +P800 condition at 760 ℃ in the air for 2h + 620 ℃ in the air for 4h
Ageing for +P850 condition at 610 - 630 ℃ in the air for 4h
Ageing for +P900 condition at 590-610 ℃ in the air for 1h
Aging for +P930 condition at 620℃ in the air for 4h
Ageing for +P950 condition at 580 - 600℃ in the air for 1h
Aging for +P960 condition at 590℃ in the air for 4h
Aging for +P1070 condition at 550℃ in the air for 4h
Ageing for +P1300 condition at 470 - 490℃ in the air for 1h
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