Sinadarin Sinadari a cikin %, Invar
| alamar kasuwanci | Sinadarin sinadarai | |||||||||
| Ni | Cr | Fe | C | P | Mn | B | Al | Si | S | |
| ≤ | ||||||||||
| 4j6 | 41.5~42.5 | 5.4~6.3 | Bal | 0.05 | 0.02 | 0.25 | - | 0.2 | 0.3 | 0.02 |
| 4j47 | 46.8~47.8 | 0.8~1.4 | Bal | 0.05 | 0.02 | 0.40 | - | - | 0.3 | 0.02 |
| 4j49 | 46.0~48.0 | 5.0~6.0 | Bal | 0.05 | 0.02 | 0.40 | 0.02 | - | 0.3 | 0.02 |
Mahimman abubuwan da ke cikin jiki da kuma halayen injiniya na ƙarfe:
| alamar kasuwanci | Yawan g / cm3 | juriya | Ma'anar Curie |
| 4j6 | 8.15 | 0.92 | 270 |
| 4j47 | 8.19 | 0.55 | 400 |
| 4j49 | 8.18 | 0.90 | 340 |
| Tsarin faɗaɗawa na yau da kullun (10 -6 / ºC) | ||||||||
| Matsakaicin zafin jiki | 20~100 | 20~200 | 20~300 | 20~400 | 20~500 | 20~400 | 20~550 | 20~600 |
| Faɗaɗa ma'aunin | 6.8 | 7.0 | 7.7 | 9.7 | 11.7 | 3.2 | 11.7 | 12.2 |
| Nau'o'i | Nau'in ƙarfe Bayani dalla-dalla | Daidaito gami | Alloys masu juriya don dumama wutar lantarki | Babban ƙarfe | Wayar walda | Mai jure lalata gami | |
| Sanduna | sandunan birgima masu zafi | Φ8~38mm | akwai | akwai | akwai | ||
| Sandunan da aka ja da sanyi | ≤50mm | akwai | akwai | akwai | |||
| Sandunan da aka ƙirƙira | Φ38~350mm | akwai | akwai | akwai | |||
| Wayoyi | Wayoyi masu zagaye | Φ0.3 ~ 8mm | akwai | akwai | akwai | akwai | akwai |
| Wayoyi marasa da'ira | Tattaunawa | akwai | akwai | akwai | |||
| Rigunan | Mirgina cikin sanyi | 0.15~4×200mm | akwai | akwai | akwai | akwai | |
| Mirgina mai zafi | 4 ~ 22 × 200mm | akwai | akwai | akwai | akwai | ||
150 0000 2421