Chemical Composition nyob rau hauv %, Invar
hom | Tshuaj muaj pes tsawg leeg | |||||||||
Ni | Cr | Fe | C | P | Mn | B | Al | Si | S | |
≤ | ||||||||||
4j6 ua | 41.5-42.5 Nws | 5.4 ~ 0 ~ 6.3 | Bal | 0.05 Nws | 0.02 ib | 0.25 | - | 0.2 | 0.3 | 0.02 ib |
4j47 ib | 46.8-47.8 Nws | 0.8 ~ 1.4 hli | Bal | 0.05 Nws | 0.02 ib | 0.40 Nws | - | - | 0.3 | 0.02 ib |
47 HXP | 46.0-48.0 Nws | 5.0 ~ 6.0 | Bal | 0.05 Nws | 0.02 ib | 0.40 Nws | 0.02 ib | - | 0.3 | 0.02 ib |
Basic lub cev tsis tu ncua thiab mechanical zog ntawm cov alloy:
hom | Qhov ceev g / cm3 | tiv taus | Curie point |
4j6 ua | 8.15 Nws | 0.92 ib | 270 |
4j47 ib | 8.19 ib | 0.55 ib | 400 |
47 hx uaP | 8.18 Nws | 0.90 ib | 340 |
coefficient ntawm linear expansion
Tus cwj pwm nthuav dav (10 -6 / ºC) | |||||||
Qhov kub thiab txias | 20-100 Nws | 20-200 Nws | 20-300 Nws | 20-400 Nws | 20-500 Nws | 20-550 Nws | 20-600 Nws |
Expansion coefficient | 9.0 ib | 9.0 ib | 8.9 ib | 9.6 ib | 10.9 | 11.4 | 111.8 ib |
Ntau yam | Steel yam Specifications mm | Precision hlau alloy | Resistance Alloys rau hluav taws xob cua sov | Super alloy | Vuam hlau | Corrosion resistant hlau alloy | |
Qws | kub dov rods | Φ8 ~ 38 hli | muaj | muaj | muaj | ||
Cold-draw rods | ≤ 50mm | muaj | muaj | muaj | |||
Forged rods | Φ38 ~ 350mm | muaj | muaj | muaj | |||
Hlau | Round xov hlau | Φ0.3 ~ 8 hli | muaj | muaj | muaj | muaj | muaj |
Cov kab tsis muaj vaj huam sib luag | Kev sib tham | muaj | muaj | muaj | |||
Daim kab xev | Txias dov | 0.15 ~ 4 × 200 hli | muaj | muaj | muaj | muaj | |
Kub dov | 4 ~ 22 × 200 hli | muaj | muaj | muaj | muaj | ||
Daim phiaj | Txias dov | 0.5 ~ 4 × 1000 × 2000mm | muaj | muaj | muaj | ||
Kub dov | 4 ~ 22 × 1000 × 2000mm | muaj | muaj | muaj | |||
cov raj | Φ4 ~ 63 × 0.5 ~ 5mm | muaj | muaj | ||||
Tus txheej txheem tswj hwm: GB, GJB, HB, YB, ASTM, AMSE, kev sib tham thiab lwm yam. |
FeNiCr alloy yog iav kaw alloy FeNiCr cov tuam tsev sawv cev ntawm cov khoom lag luam.Cov pab pawg hlau los ntawm lub Hoobkas siv lub sijhawm ntev, kev ua haujlwm ruaj khov.Mainly siv los ua txhua yam ntawm cov khoom siv hluav taws xob nqus, xws li hluav taws xob lub raj anode caps, thiab lwm yam.Nws yuav tsum tau xaiv nyob rau hauv daim ntawv thov sib piv expansion coefficient ntawm iav thiab hlau sealing zog. kev kho mob, cov nplej loj dhau lawm, yuav tsum tau zam kom cov sawb nrog zoo sib sib zog nqus nqus txuas ntxiv kev ua tau zoo thiab huab cua nruj.