厚度
t
mm |
熱處理或狀態(tài)
|
抗拉強度 σb
Mpa |
屈服點 σs
Mpa |
斷后伸長率或延伸率 δ
% |
斷面收縮率 ψ
% |
硬度
HBW |
0.38≤t<102 |
固溶處理 |
|
|
|
|
(HRC) ≤38 |
t<4.762 |
沉淀硬化遥赚,482℃ |
≥1310 |
≥1170 |
≥5 |
|
HRC 40~48 |
4.762<t<15.88 |
沉淀硬化扬舒,482℃ |
≥1310 |
≥1170 |
≥8 |
≥25 |
HRC 40~48 |
15.9<t<102 |
沉淀硬化,482℃ |
≥1310 |
≥1170 |
≥10 |
≥30 |
HRC 40~48 |
t<4.762 |
沉淀硬化凫佛,496℃ |
≥1170 |
≥1070 |
≥5 |
|
HRC 38~46 |
4.762<t<15.88 |
沉淀硬化讲坎,496℃ |
≥1170 |
≥1070 |
≥8 |
≥25 |
HRC 38~47 |
15.9<t<102 |
沉淀硬化,496℃ |
≥1170 |
≥1070 |
≥10 |
≥30 |
HRC 38~47 |
t<4.762 |
沉淀硬化御蒲,552℃ |
≥1070 |
≥1000 |
≥5 |
|
HRC 35~43 |
4.762<t<15.88 |
沉淀硬化衣赶,552℃ |
≥1070 |
≥1000 |
≥8 |
≥30 |
HRC 33~42 |
15.9<t<102 |
沉淀硬化,552℃ |
≥1070 |
≥1000 |
≥12 |
≥35 |
HRC 33~42 |
t<4.762 |
沉淀硬化厚满,579℃ |
≥1000 |
≥860 |
≥5 |
|
HRC 31~40 |
4.762<t<15.88 |
沉淀硬化,579℃ |
≥1000 |
≥860 |
≥9 |
≥30 |
HRC 29~38 |
15.9<t<102 |
沉淀硬化楚餐,579℃ |
≥1000 |
≥860 |
≥13 |
≥35 |
HRC 29~38 |
t<4.762 |
沉淀硬化斤卒,593℃ |
≥965 |
≥790 |
≥5 |
|
HRC 31~40 |
4.762<t<15.88 |
沉淀硬化,593℃ |
≥965 |
≥790 |
≥10 |
≥30 |
HRC 29~38 |
15.9<t<102 |
沉淀硬化撇扯,593℃ |
≥965 |
≥790 |
≥14 |
≥35 |
HRC 29~38 |
t<4.762 |
沉淀硬化囚誓,621℃ |
≥930 |
≥725 |
≥8 |
|
HRC 28~38 |
4.762<t<15.88 |
沉淀硬化,621℃ |
≥930 |
≥725 |
≥10 |
≥35 |
HRC 26~36 |
15.9<t<102 |
沉淀硬化见撵,621℃ |
≥930 |
≥725 |
≥16 |
≥40 |
HRC 26~36 |
t<4.762 |
沉淀硬化启孔,760℃+621℃ |
≥790 |
≥515 |
≥9 |
|
HRC 26~36 |
4.762<t<15.88 |
沉淀硬化,760℃+621℃ |
≥790 |
≥515 |
≥11 |
≥40 |
HRC 24~34 |
15.9<t<102 |
沉淀硬化薪尉,760℃+621℃ |
≥790 |
≥515 |
≥18 |
≥45 |
HRC 24~34 |
注:Reduction of Area:Applicable to tests in the long transverse direction. Transverse to the direction of rolling and parallel to the product surface.