ʻO ASTM A514 grade P he ʻano kila ASTM A514. ʻO nā waiwai i hōʻike ʻia he kūpono no ke kūlana kinai ʻia a me ka wela. Hoʻohālikelike nā kaola kiʻi ma nā kāleka waiwai waiwai ma lalo o ka ASTM A514 grade P me: nā kila i hana ʻia ma ka ʻāpana like (luna), nā mea hao a pau (waena), a me ka ʻikepili holoʻokoʻa (lalo). ʻO ka pahu piha, ʻo ia ka waiwai kiʻekiʻe loa ma ka hoʻonohonoho kūpono. ʻO ka hapalua piha piha ʻo ia ka 50% o ka mea kiʻekiʻe loa, a pēlā aku.
ʻO ka pā kila A514 Grade P aia ma lalo o ke kila maʻamau kikoʻī no ka ikaika hua kiʻekiʻe ʻo ASTM A514/A514M.A514GrP ʻo ia ka pā kila kila me ka hoʻopau ʻana a me ka hoʻomaʻamaʻa wela i ka wā e ʻōwili ai. 514/SA 514M.I ka lawe ʻana i nā mea kila ASTM A514Gr.P, e hoʻopuka ka wili kila i ka palapala hōʻoia wili mua, pōkole hoʻi e like me MTC e hōʻike ana i nā waiwai o ka haku mele nui, nā waiwai mīkini, nā hopena hōʻike āpau i ka wā e ʻōwili ai i ke kila A514 Papa P.
Waiwai mīkini no ke kila kila A514 GrP:
Mānoanoa (mm) | Ka ikaika hua (≥Mpa) | Ka ikaika wili (Mpa) | Elongation ma ≥,% |
50mm | |||
T≤65 | 690 | 760-895 | 18 |
65 | 620 | 690-895 | 16 |
Hoʻohui kemika no ke kila kila A514GrP (Heat Analysis Max%)
ʻO nā mea kemika nui o ka A514GrP | ||||||||
C | ʻO Si | ʻO Mn | P | S | B | Cr | Mo | Ni |
0.12-0.21 | 0.20-0.35 | 0.45-0.70 | 0.035 | 0.035 | 0.001-0.005 | 0.85-1.20 | 0.45-0.60 | 1.20-1.50 |