Pedi ya Springi Iliyosafishwa kwa Nguvu ya Juu
Mchakato wa matibabu ya uso
1. Kuweka weusi (bluu) Vifungashio vinavyopaswa kuwekwa weusi huwekwa kwenye tanki la myeyusho (145±5 °C) la hidroksidi ya sodiamu (NaOH) na kioksidishaji cha sodiamu nitriti (NaNO2) ili kupasha joto na kuongeza oksidi, ili uso wa kifungashio cha chuma utoe filamu ya feri ya sumaku tetroksidi (Fe3O4), unene kwa ujumla ni 0.6-0.8μm, nyeusi au bluu-nyeusi. Viwango vya HG/20613-2009 na HG/T20634-2009 kwa vifungashio vya mishipa ya shinikizo vinahitaji matibabu ya bluu.
2. Fosfati ya fosfati ni mchakato wa mmenyuko wa kemikali na kielektroniki ili kuunda filamu ya ubadilishaji wa kemikali ya fosfati, na filamu ya ubadilishaji wa fosfati inayoundwa inaitwa filamu ya ubadilishaji wa fosfati. Kusudi kuu la fosfati ni kutoa ulinzi kwa chuma cha msingi na kuzuia chuma kutu kwa kiwango fulani, kuboresha mshikamano na uwezo wa kuzuia kutu wa safu ya filamu ya rangi kabla ya kupaka rangi, na kupunguza msuguano na ulainishaji katika mchakato wa kufanya kazi kwa baridi ya chuma. Vipande vikubwa vyenye ncha mbili kwa vyombo vya shinikizo vinahitajika kutengenezwa kwa fosfati.
3. Mabati ya kuchovya moto Mabati ya kuchovya moto ni kuchovya vipengele vya chuma vilivyoharibika kwenye zinki iliyoyeyushwa iliyoyeyushwa kwa joto la juu la takriban 600 °C, ili uso wa vipengele vya chuma ushikamane na safu ya zinki, na unene wa safu ya zinki hautakuwa chini ya 65μm kwa sahani nyembamba chini ya 5mm, na si chini ya 86μm kwa sahani nene za 5mm na zaidi. Ili kucheza lengo la kuzuia kutu.
4. DacrometDacromet ni unukuzi na ufupisho wa DACROMET, unaojulikana kama Dacromet, Dacromet, Dicron. Imepewa jina la mipako ya zinki-chromium nchini China, ni aina mpya ya mipako ya kuzuia kutu yenye unga wa zinki, unga wa alumini, asidi ya chromium na maji yaliyoondolewa kwenye ioni kama vipengele vikuu. Hakuna tatizo la kuganda kwa hidrojeni na uthabiti wa torque-preload ni mzuri. Bila kujali wasiwasi wa kimazingira wa chromium yenye hexavalent, kwa kweli inafaa zaidi kwa vifungashio vyenye nguvu nyingi vyenye mahitaji ya juu ya ulinzi wa kutu.
Ukubwa
Vigezo
| Kipenyo cha Nomino | Φ2 | Φ2.2 | Φ2.5 | Φ3 | Φ3.5 | Φ4 | Φ5 | Φ6 | Φ7 | Φ8 | Φ10 | Φ12 | |
| d | dakika | 2.1 | 2.3 | 2.6 | 3.1 | 3.6 | 4.1 | 5.1 | 6.1 | 7.1 | 8.1 | 10.2 | 12.2 |
| upeo | 2.4 | 2.6 | 2.9 | 3.4 | 3.9 | 4.4 | 5.4 | 6.5 | 7.5 | 8.5 | 10.7 | 12.7 | |
| n | Ukubwa wa Majina | 0.9 | 1 | 1 | 1.3 | 1.3 | 1.5 | 1.8 | 2.5 | 2.5 | 3 | 3.5 | 4 |
| upeo | 1 | 1.1 | 1.1 | 1.4 | 1.4 | 1.6 | 1.9 | 2.65 | 2.65 | 3.15 | 3.7 | 4.2 | |
| dakika | 0.8 | 0.9 | 0.9 | 1.2 | 1.2 | 1.4 | 1.7 | 2.35 | 2.35 | 2.85 | 3.3 | 3.8 | |
| h | Ukubwa wa Majina | 0.5 | 0.6 | 0.6 | 0.8 | 0.8 | 0.9 | 1.2 | 1.6 | 1.6 | 2 | 2.2 | 2.5 |
| upeo | 0.6 | 0.7 | 0.7 | 0.9 | 0.9 | 1 | 1.3 | 1.7 | 1.7 | 2.1 | 2.35 | 2.65 | |
| dakika | 0.4 | 0.5 | 0.5 | 0.7 | 0.7 | 0.8 | 1.1 | 1.5 | 1.5 | 1.9 | 2.05 | 2.35 | |
| H | dakika | 1 | 1.2 | 1.2 | 1.6 | 1.6 | 1.8 | 2.4 | 3.2 | 3.2 | 4 | 4.4 | 5 |
| upeo | 1.2 | 1.4 | 1.4 | 1.9 | 1.9 | 2.1 | 2.8 | 3.8 | 3.8 | 4.7 | 5.2 | 5.9 | |
| kwa kila vitengo 1000 = kilo | 0.033 | 0.050 | 0.053 | 0.11 | 0.12 | 0.18 | 0.36 | 0.83 | 0.93 | 1.6 | 2.53 | 3.82 | |
| Kipenyo cha Nomino | Φ14 | Φ16 | Φ18 | Φ20 | Φ22 | Φ24 | Φ27 | Φ30 | Φ36 | Φ39 | Φ42 | Φ45 | |
| d | dakika | 14.2 | 16.2 | 18.2 | 20.2 | 22.5 | 24.5 | 27.5 | 30.5 | 36.5 | 39.5 | 42.5 | 45.5 |
| upeo | 14.7 | 17 | 19 | 21.2 | 23.5 | 25.5 | 28.5 | 31.7 | 37.7 | 40.7 | 43.7 | 46.7 | |
| n | Ukubwa wa Majina | 4.5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 10 | 10 | 12 | 12 |
| upeo | 4.7 | 5.2 | 5.2 | 6.2 | 6.2 | 7.25 | 7.25 | 8.25 | 10.25 | 10.25 | 12.25 | 12.25 | |
| dakika | 4.3 | 4.8 | 4.8 | 5.8 | 5.8 | 6.75 | 6.75 | 7.75 | 9.75 | 9.75 | 11.75 | 11.75 | |
| h | Ukubwa wa Majina | 3 | 3.5 | 3.5 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 7 | 7 |
| upeo | 3.15 | 3.7 | 3.7 | 4.2 | 4.2 | 5.2 | 5.2 | 6.2 | 6.2 | 6.2 | 7.25 | 7.25 | |
| dakika | 2.85 | 3.3 | 3.3 | 3.8 | 3.8 | 4.8 | 4.8 | 5.8 | 5.8 | 5.8 | 6.75 | 6.75 | |
| H | dakika | 6 | 7 | 7 | 8 | 8 | 10 | 10 | 12 | 12 | 12 | 14 | 14 |
| upeo | 7.1 | 8.3 | 8.3 | 9.4 | 9.4 | 11.8 | 11.8 | 14.2 | 14.2 | 14.2 | 16.5 | 16.5 | |
| kwa kila vitengo 1000 = kilo | 6.01 | 8.91 | 9.73 | 15.2 | 16.5 | 26.2 | 28.7 | 44.3 | 67.3 | 71.7 | 111 | 117 | |
| Kipenyo cha Nomino | Φ48 | Φ52 | Φ56 | Φ60 | Φ64 | Φ68 | Φ72 | Φ80 | Φ90 | Φ100 | |
| d | dakika | 49 | 53 | 57 | 61 | 65 | 69 | 73 | 81 | 91 | 101 |
| upeo | 50.5 | 54.5 | 58.5 | 62.5 | 66.5 | 70.5 | 74.5 | 82.5 | 92.5 | 102.5 | |
| n | Ukubwa wa Majina | 12 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
| upeo | 12.25 | 14.25 | 14.25 | 14.25 | 14.25 | 14.25 | 14.25 | 14.25 | 14.25 | 14.25 | |
| dakika | 11.75 | 13.75 | 13.75 | 13.75 | 13.75 | 13.75 | 13.75 | 13.75 | 13.75 | 13.75 | |
| h | Ukubwa wa Majina | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| upeo | 7.25 | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | |
| dakika | 6.75 | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | |
| H | dakika | 14 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| upeo | 16.5 | 18.9 | 18.9 | 18.9 | 18.9 | 18.9 | 18.9 | 18.9 | 18.9 | 18.9 | |
| kwa kila vitengo 1000 = kilo | 123 | 182 | 193 | 203 | 218 | 228 | 240 | 262 | 290 | 318 | |















