Ke kila puna EN45
He kila puna manganese ʻo EN45. ʻO ia hoʻi, he kila ia me ka nui o ke kalapona, nā koena o ka manganese e hoʻopilikia i nā waiwai o ka metala, a hoʻohana nui ʻia no nā pūnāwai (e like me nā pūnāwai hoʻokuʻu ma nā kaʻa kahiko). He kūpono ia no ka hoʻopaʻakikī ʻana a me ka hoʻomaʻamaʻa ʻana i ka ʻaila. Ke hoʻohana ʻia i ke kūlana paʻakikī a hoʻomaʻamaʻa ʻia ka ʻaila, hāʻawi ʻo EN45 i nā ʻano pūnāwai maikaʻi loa. Hoʻohana pinepine ʻia ʻo EN45 i nā ʻoihana kaʻa no ka hana ʻana a me ka hoʻoponopono ʻana i nā pūnāwai lau.
Ke kila puna EN47
He kūpono ʻo EN47 no ka hoʻopaʻakikī ʻana a me ka hoʻomaʻamaʻa ʻana i ka ʻaila. Ke hoʻohana ʻia i ke kūlana paʻakikī a hoʻomaʻamaʻa ʻia ka ʻaila, hoʻohui ke kila puna EN47 i nā ʻano puna me ka pale maikaʻi ʻana i ka ʻaʻahu a me ka abrasion. Ke paʻakikī, hāʻawi ʻo EN47 i ka paʻakikī maikaʻi loa a me ke kū'ē ʻana i ka haʻalulu e lilo ia i kila puna alloy kūpono no nā ʻāpana i hōʻike ʻia i ke kaumaha, ka haʻalulu, a me ka haʻalulu. Hoʻohana nui ʻia ʻo EN47 i ka ʻoihana kaʻa a ma nā noi ʻenekinia laulā he nui. Kūpono no nā noi e pono ai ka ikaika tensile kiʻekiʻe a me ka paʻakikī. ʻO nā noi maʻamau e pili ana i nā crankshafts, nā knuckles hoʻokele, nā gears, nā spindles, a me nā pumps.
Hoʻohālikelike ʻana o nā papa āpau o ke koʻokoʻo kila puna
| GB | ASTM | JIS | EN | DIN |
| 55 | 1055 | / | CK55 | 1.1204 |
| 60 | 1060 | / | CK60 | 1.1211 |
| 70 | 1070 | / | CK67 | 1.1231 |
| 75 | 1075 | / | CK75 | 1.1248 |
| 85 | 1086 | SUP3 | CK85 | 1.1269 |
| T10A | 1095 | SK4 | CK101 | 1.1274 |
| 65Mn | 1066 | / | / | / |
| 60Si2Mn | 9260 | SUP6,SUP7 | 61SiCr7 | 60SiCr7 |
| 50CrVA | 6150 | SUP10A | 51CrV4 | 1.8159 |
| 55SiCrA | 9254 | SUP12 | 54SiCr6 | 1.7102 |
| 9255 | / | 55Si7 | 1.5026 | |
| 60Si2CrA | / | / | 60MnSiCr4 | 1.2826 |
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