Gwifren gwrthiant gy fecral ocr25al5 ar gyfergwresogydd tiwbaidd
Enw'r Cynnyrch | Ystod maint |
Gwifren Lluniadu Oer | Diamedr 0.03-7.5mm |
Gwialen wifren wedi'i rholio poeth | Diamedr 8.0-12mm |
Rhuban | Trwch 0.05-0.35mm |
Lled 0.5.0-3.5mm |
Stribed rholio oer | Trwch 0.5-2.5mm |
Lled 5.0-40mm |
stribed rholio poeth | Trwch 4-6mm |
Lled 15-40mm |
Am wifren gwresogi gwrthiant:
Ni yw'r gwneuthurwr proffesiynol mwyaf o aloi gwresogi gwrthiant yn Tsieina, gan arbenigo mewn gwifren Ferro-Chrome (Fe-CR-Al), gwifren nicel-Chrome (Nichrome), gwifren nicel copr (Constantan), gwifren dur gwrthstaen a chynhyrchion cysylltiedig mewn aloion wedi'u teilwra i fodloni gofynion cwsmeriaid penodol
Manylion Maint
Paramedrau Sylfaenol:
Paramedrau Sylfaenol | Kanthall apmtm | Kanthall |
A-1 | AF | D |
Y tymheredd gweithio uchaf | 1425 | 1400 | 1300 | 1300 |
Y cyfansoddiad cemegol enwol,% cr | 22 | 22 | 22 | 22 |
AI | 5.8 | 5.8 | 5.3 | 4.8 |
Fe | gynhwysion | gynhwysion | gynhwysion | gynhwysion |
Ni | - | - | - | - |
Y gwrthiant yn 20ºC, ωmm-2mm-1 | 1.45 | 1.45 | 1.39 | 1.35 |
dwysedd, g/cm3 | 7.1 | 7.1 | 7.15 | 7.25 |
Ehangu Thermol Cyfernod-1 20-750ºC | 14 × 10-6 | 14 × 10-6 | 14 × 10-6 | 14 × 10-6 |
20-1000ºC | 15 × 10-6 | 15 × 10-6 | 15 × 10-6 | 15 × 10-6 |
Y dargludedd thermol 20ºC, WM-1K-1 | 13 | 13 | 13 | 13 |
Capasiti gwres penodol 20ºC, KJKG-1K-1 | 0.46 | 0.46 | 0.46 | 0.46 |
Toddi pwyntºC | 1500 | 1500 | 1500 | 1500 |
Nodweddion mecanyddol yn ôl pob tebyg | | | | |
Cryfder tynnol, n mm-2 | 680 | 680 | 680 | 650 |
Cryfder y cynnyrch, n mm-2 | 470 | 475 | 475 | 450 |
Caledwch, HV | 230 | 230 | 230 | 230 |
Torri elongation,% | 20 | 18 | 18 | 18 |
900ºCtensile Cryfder, n mm-2 | 40 | 34 | 37 | 34 |
Cryfder ymgripiol 800ºC | 11 | 6 | 8 | 6 |
1000ºC | 3.4 | 1 | 1.5 | 1 |
Magnetig | magnetig (yn y tymheredd600ºC) |
Emissivity, yr amodau ocsideiddio | 0.7 | 0.7 | 0.7 | 0.7 |
Manyleb:
Math Alloy | Diamedrau | Gwrthsefyll | Nhenfa | Elongation (%) | Plygu | Max.Continuous | Bywyd Gwaith |
(mm) | (μΩm) (20 ° C) | Nerth | Weithiau | Ngwasanaeth | (oriau) |
(N/mm²) | | Tymheredd (° C) |
Cr20ni80 | <0.50 | 1.09 ± 0.05 | 850-950 | > 20 | > 9 | 1200 | > 20000 |
0.50-3.0 | 1.13 ± 0.05 | 850-950 | > 20 | > 9 | 1200 | > 20000 |
> 3.0 | 1.14 ± 0.05 | 850-950 | > 20 | > 9 | 1200 | > 20000 |
Cr30ni70 | <0.50 | 1.18 ± 0.05 | 850-950 | > 20 | > 9 | 1250 | > 20000 |
≥0.50 | 1.20 ± 0.05 | 850-950 | > 20 | > 9 | 1250 | > 20000 |
Cr15ni60 | <0.50 | 1.12 ± 0.05 | 850-950 | > 20 | > 9 | 1125 | > 20000 |
≥0.50 | 1.15 ± 0.05 | 850-950 | > 20 | > 9 | 1125 | > 20000 |
Cr20ni35 | <0.50 | 1.04 ± 0.05 | 850-950 | > 20 | > 9 | 1100 | > 18000 |
≥0.50 | 1.06 ± 0.05 | 850-950 | > 20 | > 9 | 1100 | > 18000 |
1cr13al4 | 0.03-12.0 | 1.25 ± 0.08 | 588-735 | > 16 | > 6 | 950 | > 10000 |
0cr15al5 | 1.25 ± 0.08 | 588-735 | > 16 | > 6 | 1000 | > 10000 |
0cr25al5 | 1.42 ± 0.07 | 634-784 | > 12 | > 5 | 1300 | > 8000 |
0cr23al5 | 1.35 ± 0.06 | 634-784 | > 12 | > 5 | 1250 | > 8000 |
0cr21al6 | 1.42 ± 0.07 | 634-784 | > 12 | > 5 | 1300 | > 8000 |
1cr20al3 | 1.23 ± 0.06 | 634-784 | > 12 | > 5 | 1100 | > 8000 |
0cr21al6nb | 1.45 ± 0.07 | 634-784 | > 12 | > 5 | 1350 | > 8000 |
0cr27al7mo2 | 0.03-12.0 | 1.53 ± 0.07 | 686-784 | > 12 | > 5 | 1400 | > 8000 |
Mantais:
Mae aloi nicelchromium gydag ymwrthedd uchel a sefydlog, ymwrthedd cyrydiad, gwrthiant ocsidiad arwyneb yn dda, yn well o dan dymheredd uchel a chryfder seismig, hydwythedd da, ymarferoldeb da a weldadwyedd.
Blaenorol: Tymheredd gweithredu gwifren manganin hyd at wifren gwrthiant 400 gradd gyda bywyd gwaith hir Nesaf: Gwifren Gwrthiant Gwresogi Fecral Cral14-4