Cyfansoddiad Cemegol mewn %, Invar
brand | Cyfansoddiad cemegol | |||||||||
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 |
Cysonion ffisegol sylfaenol a phriodweddau mecanyddol yr aloi:
brand | Dwysedd g / cm3 | gwrthedd | Pwynt Curie |
4j6 | 8.15 | 0.92 | 270 |
4j47 | 8.19 | 0.55 | 400 |
4j49 | 8.18 | 0.90 | 340 |
Nodwedd ehangu nodweddiadol (10 -6 / ºC) | ||||||||
Ystod tymheredd | 20~100 | 20~200 | 20~300 | 20~400 | 20~500 | 20~400 | 20~550 | 20~600 |
Cyfernod ehangu | 6.8 | 7.0 | 7.7 | 9.7 | 11.7 | 3.2 | 11.7 | 12.2 |
Amrywiaethau | Math o ddur Manylebau | Manwldeb aloi | Aloion Gwrthiant ar gyfer gwresogi trydanol | Super aloi | Gwifren weldio | Gwrthsefyll cyrydiad aloi | |
Gwiail | gwiail rholio poeth | Φ8 ~ 38mm | ar gael | ar gael | ar gael | ||
Gwiail wedi'u tynnu'n oer | ≤50mm | ar gael | ar gael | ar gael | |||
Gwiail ffug | Φ38 ~ 350mm | ar gael | ar gael | ar gael | |||
Gwifrau | Gwifrau crwn | Φ0.3~8mm | ar gael | ar gael | ar gael | ar gael | ar gael |
Gwifrau di-gylch | Negodi | ar gael | ar gael | ar gael | |||
Stribedi | Rholio oer | 0.15~4×200mm | ar gael | ar gael | ar gael | ar gael | |
Rholio poeth | 4~22×200mm | ar gael | ar gael | ar gael | ar gael |
150 0000 2421