A2-60, A2-70, A2-80 Ngā pae porowhita maitai kore waikura Austenitic me te pae hexagonal

A2-60, A2-70, A2-80 Ngā pae porowhita maitai kore waikura Austenitic me te pae hexagonal

Ko te A1, A2, A4 e tohu ana i te 302, 304, 316; ko te 45, 50, 60, 70, 80 e tohu ana i te 1/10 o te kaha kume iti rawa o ngā whakapiri. Ko te A4 he maitai kore waikura austenitic, i hangaia mō te waikawa whanariki kohua. Nō reira, ko te ingoa he maitai ātete-waikawa, nō te maitai ātete-waikawa metastable, ko te tikanga mō te SUS316.
Ko te A e tohu ana i te "austenite", ko te 2 e tohu ana i te rauemi tuarua (inaa, ko te 2 e tohu ana i te 304), ā, ko te -70 e tohu ana i te taumata kaha ko te 700 MPa. Ko ngā rauemi noa ko te A2 me te A4, arā, ko te 304 me te 316, engari mena ka taea te whakamana i te mahi a te miihini, ka taea te uru mai, te puta mai hoki o te hanganga matū. Ko ngā momo noa ko:
A2-60
A2-70
A2-80
A4-70
A4-80
A4-90
Ko A1, A2, A4 e tohu ana i te 302, 304, 316; ko 45, 50, 60, 70, 80 e tohu ana i te 1/10 o te kaha kume iti rawa o te whakapiri.
He maitai kore waikura austenitic te A4 i hangaia mō te waikura whanariki kohua. Nō reira, ka tapaina te maitai ātete-waikawa he maitai ātete-waikawa metastable, ko te SUS316 te tikanga. Ko te 70 me te 80 i muri i te A4-70 me te A4-80 e tohu ana i te 1/10 o te kaha kume iti rawa o te whakapiri. Kāore he rerekētanga o te A4-70 me te A4-80 i te rauemi tonu. Nā te mea hepae maitai kore waikura austenitic, kāore e taea te rongoā mā te whakamahana. Ko te huarahi hei whakapai ake i te kaha kume, ko te whakanui ake i te kaha kume mā te whakarerekētanga o te arai nekehanga (e mōhiotia whānuitia ana ko te whakapakeketanga makariri), he nui ake ngā pūtu A4-70 i te mākete i te tohanga, he onge te A4-80.

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Te wā tuku: Pipiri-05-2018