420 te kowiri tira kowiri tira
Whakaahuatanga poto:
420 Ko te kowiri tira kowiri tira he momo o te kowiri tira ma te kowiri tira e mau ana i te 12% kromium.
UT Kei te tirotirohia aunoa aunoa 420 huri noa:
Ina tae mai ki te puka panuku porowhita, ka whakamahia te nuinga i roto i nga tono e hiahiatia ana te kaha me te pai o te riri o te kaha. Ko tona kaha ki te tu ki te kaha o te pāmahana e tika ana kia whakamahia hei whakamahi i nga waahanga o te 420 ka whakamahia te kowiri, ki nga toki, ki etahi atu waahanga e kaha ana te kaha me te aukati ātete. He mea nui kia whakarite kia tutuki nga whakaritenga o te pae porohita mo to tono motuhake.
Whakatakotoranga o te 420 te kowiri tira:
Kōeke | 420,422,431 |
Whakataetae | Astm A276 |
Roa | 2.5m, 3m, 6m & te roa e hiahiatia ana |
Tawhā | 4.00 mm ki te 500 mm |
mata | He maama, he pango, Polish |
Tuhinga | Huringa, tapawha, Hex (A / F), tapawha, Billet, Ingat, wareware ki etahi atu |
Raw Materail | Posco, Baosteel, Tisco, Shay Steel, OutOkumpu |
Nga momo papa kowiri tira:
420 nga tohu porotaka rite:
Takoto | Kāore i | Werkstoff nr. | Nana | BS | EN |
420 | S42000 | 1.4021 | Sus 420 J1 | 420s29 | Femi35cr20cu4Mo2 |
420 Whakahaa Tae:
Kōeke | C | Si | Mn | S | P | Cr |
420 | 0.15 | 1.0 | 1.0 | 0.03 | 0.04 | 12.00 ~ 14.00 |
S42000 Rod Miihini Properies:
Kōeke | Te kaha o te kaha (ksi) min | Elongation (% i te 50mm) min | Te kaha o te kaha 0.2% tohu (KSI) Min | Mamaehau |
420 | 95,000 | 25 | 50,000 | 175 |
Te kohinga a Shay Steel:
1
2.. He maha nga ahuatanga o taatau hua i a maatau, penei,
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