熱處理 |
抗拉強(qiáng)度 σb
Mpa |
屈服點(diǎn) σs
Mpa |
斷后伸長率或延伸率 δ
% |
斷面收縮率 ψ
% |
H900 |
≥1310 |
≥1172 |
≥10 |
≥35 |
H925 |
≥1172 |
≥1069 |
≥10 |
≥38 |
H1025 |
≥1069 |
≥1000 |
≥12 |
≥45 |
H1075 |
≥1000 |
≥862 |
≥13 |
≥45 |
H1100 |
≥965 |
≥793 |
≥14 |
≥45 |
H1150 |
≥931 |
≥724 |
≥16 |
≥50 |
①表中數(shù)值為棒材细燎、擠壓件、環(huán)件皂甘、線材玻驻,試樣取向?yàn)榭v向,d(t)≤ 305mm或截面積≤930mm2的機(jī)械性能數(shù)據(jù)哪峰;
②熱處理:
?H900(沉淀硬化):溶液處理后冷吏,900°F±10°F(482℃±6°C)保持1h+15min,0,空冷守搬;
?H925(沉淀硬化):溶液處理后些惑,925±10°F(496℃±6°C)保持4h+30min,0,空冷杰趾;
?H1025(沉淀硬化):溶液處理后鲸锻,1025±10°F(552℃±6°C)保持4h+30min,0,空冷;
?H1075(沉淀硬化):溶液處理后稀销,1075±10°F(579℃±6°C)保持4h+30min,0鸡捉,空冷:
?H1100(沉淀硬化):溶液處理后,1100±10°F(593℃±6°C)保持4h+30min,0栗绝,空冷;
?H1150(沉淀硬化):溶液處理后甚岩,1150±10°F(621℃±6°C)保持4h+30min,0,空冷;