ʻO ASTM A387 Gr11 CL2N Paʻa Paʻa Paʻa Paʻa ， Paʻa kila Alloy
1. wehewehe maʻalahi:
1) ʻO ASTM maʻamau A387/A387M-11 Chromium-Molybdenum Alloy Steel Pepa no nā ʻAha Paʻi Paʻa
ʻO ke ʻano o ka hoʻouna ʻana i ke ʻano maʻamau + Tempered/Annealed.
2) Loaʻa i kēlā me kēia papa ma waho o nā Papa 21L 22L a me 9 i loko o nā ʻāpana o nā pae tensile srength e like me ka wehewehe ʻana ma nā papa Koi Tensile.
Loaʻa nā papa 21L a me 22L no ka mea ʻo ka Papa 1 Papa 91 wale nō ka papa 2. NĀ MEA 1- Papa 911, i uhi mua ʻia e kēia
kikoʻī, ua uhi ʻia e ka Specification A1017/A1017M.
3) Ua kaupalena ʻia ka mānoanoa kiʻekiʻe o nā papa ma muli o ka hiki o ka haku mele e hoʻokō i nā koi waiwai mechanical i kuhikuhi ʻia.
2. Huina Kemika:
| Papa | Kānāwai | Huihuʻi Kemika (Max %) | ||||||
| C | Si | Mn | P | S | Cr | Mo | ||
| Gr11 | Wela | 0.05-0.17 | 0.5-0.8 | 0.4-0.65 | 0.025 | 0.025 | 1.0-1.5 | 0.45-0.65 |
| Huahana | 0.04-0.17 | 0.44-0.86 | 0.35-0.73 | 0.025 | 0.025 | 0.94-1.56 | 0.40-0.70 | |
| Gr22 | Wela | 0.05-0.15 | ≤0.50 | 0.3-0.6 | 0.025 | 0.025 | 2.0-2.5 | 0.9-1.1 |
| Huahana | 0.05-0.15 | ≤0.50 | 0.35-0.73 | 0.025 | 0.025 | 1.88-2.62 | 0.85-1.15 | |
3. Pono Mechanical:
| Papa | Papa | Waiwai Mekani | ||
| Ka ikaika hua (N/mm2)/(Mpa) | Ikaika U'i (N/mm2)/(Mpa) | Hoʻonui (%) | ||
| Gr11 | Papa 1 | ≥240 | 415-585 | ≥19 |
| Papa 2 | ≥310 | 515-690 | ≥18 | |
| Gr22 | Papa 1 | ≥205 | 415-585 | ≥18 |
| Papa 2 | ≥310 | 515-690 | ≥18 | |
4. Hōʻike Kiʻi:
5. Hāʻawi:
6. Hoʻouka ipu:
7. Noi:
ʻO ke kumu nui o ka ipu ipu ʻAmelika: hoʻohana nui ʻia i ka ʻaila, kemika, ka mana mana, ka paila a me nā ʻoihana ʻē aʻe,
hoʻohana ʻia no ka hana ʻana i nā reactors, mea hoʻololi wela, nā mea hoʻokaʻawale, nā pahu spherical, nā pahu aila a me nā pahu kinoea, nā pahu kinoea hoʻoheheʻe ʻia, nā pūpū puʻupuʻu nuklea.
boiler Nā pahu mahu, nā pahu ʻaila wai wai, nā paipu wai kaomi kiʻekiʻe o nā hale mana wai, nā volute turbine a me nā mea hana ʻē aʻe.
a me nā ʻāpana.
