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Kev txiav txim ntau, thov hu rau Cov Pab Cuam Haujlwm Neeg Siv
d | M1.4 | M1.6 | M2 | M2.5 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | |
P | Cov Xov Ntsuas | 0.3 | 0.35 | 0.4 | 0.45 | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 |
Ncaj xov | / | / | / | / | / | / | / | / | 1 | 1.25 | 1.5 | 1.5 | 1.5 | 2 | 2 | |
Xov heev xov | / | / | / | / | / | / | / | / | / | 1 | 1.25 | / | / | 1.5 | 1.5 | |
b | Tus nqi siv | 14 | 15 | 16 | 17 | 18 | 20 | 22 | 24 | 28 | 32 | 36 | 40 | 44 | 48 | 52 |
dk | Max (du) | 2.6 | 3 | 3.8 | 4.5 | 5.5 | 7 | 8.5 | 10 | 13 | 16 | 18 | 21 | 24 | 27 | 30 |
Max (Knurl *) | 2.74 | 3.14 | 3.98 | 4.68 | 5.68 | 7.22 | 8.72 | 10.22 | 13.27 | 27 | 18.27 | 21.33 | 24.33 | 27.33 | 30.33 | |
Lub min | 2.46 | 2.86 | 3.62 | 4.32 | 5.32 | 6.78 | 8.28 | 9.78 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 | 26.67 | 29.67 | |
ds | Tus zuag | 1.4 | 1.6 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 |
Lub min | 1.26 | 1.46 | 1.86 | 2.36 | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 17.73 | 19.67 | |
k | Tus zuag | 1.4 | 1.6 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 |
Lub min | 1.26 | 1.46 | 1.86 | 2.36 | 2.86 | 3.82 | 4.82 | 5.7 | 7.64 | 9.64 | 11.57 | 13.57 | 15.57 | 17.57 | 19.48 | |
s | Ntxhuab | 1.3 | 1.5 | 1.5 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 14 | 17 |
Lub min | 1.32 | 1.52 | 1.52 | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 12.032 | 14.032 | 14.032 | 17.05 | |
Tus zuag | 1.36 | 1.56 | 1.56 | 2.06 | 2.58 | 3.08 | 4.095 | 5.14 | 6.14 | 8.175 | 10.175 | 12.212 | 14.212 | 14.212 | 5.23 | |
t | Lub min | 0.6 | 0.7 | 1 | 1.1 | 1.3 | 2 | 2.5 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
Xov ntev = b | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
d | (M22) | M24 | (M27) | M30 | (M33) | M36 | M42 | M48 | M56 | M64 | M72 | M80 | M90 | M100 | |
P | Cov Xov Ntsuas | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6 | 6 | 6 | 6 |
Ncaj xov | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | |
Xov heev xov | 1.5 | / | / | / | / | / | / | / | / | / | / | / | / | / | |
b | Tus nqi siv | 56 | 60 | 66 | 72 | 78 | 84 | 96 | 108 | 124 | 140 | 156 | 172 | 192 | 212 |
dk | Max (du) | 33 | 36 | 40 | 45 | 50 | 54 | 63 | 72 | 84 | 96 | 108 | 120 | 135 | 150 |
Max (Knurl *) | 33.39 | 36.39 | 40.39 | 45.39 | 50.39 | 54.46 | 63.46 | 72.46 | 84.54 | 96.54 | 108.54 | 120.54 | 135.63 | 150.63 | |
Lub min | 32.61 | 35.61 | 39.61 | 44.61 | 49.61 | 53.54 | 62.54 | 71.54 | 83.46 | 95.46 | 107.46 | 119.46 | 134.37 | 149.37 | |
ds | Tus zuag | 22 | 24 | 27 | 30 | 33 | 36 | 42 | 48 | 56 | 64 | 72 | 80 | 90 | 100 |
Lub min | 21.67 | 23.67 | 26.67 | 29.67 | 32.61 | 35.61 | 41.61 | 47.61 | 55,54 | 63.54 | 71.54 | 79.54 | 89.46 | 99.46 | |
k | Tus zuag | 22 | 24 | 27 | 30 | 33 | 36 | 42 | 48 | 56 | 64 | 72 | 80 | 90 | 100 |
Lub min | 21.48 | 23.48 | 48 | 29.48 | 32.38 | 35.38 | 41.38 | 47.38 | 56.26 | 63.26 | 71.26 | 79.26 | 89.13 | 99.13 | |
s | Ntxhuab | 17 | 19 | 19 | 22 | 24 | 27 | 32 | 36 | 41 | 46 | 55 | 65 | 75 | 85 |
Lub min | 17.05 | 19.065 | 19.065 | 22.065 | 24.065 | 27.065 | 32.08 | 36.08 | 41.08 | 46.08 | 55.1 | 65.1 | 75.1 | 85.12 | |
Tus zuag | 5.23 | 19.275 | 19.275 | 22.275 | 24.275 | 27.275 | 32.33 | 36.33 | 41.33 | 46.33 | 55.4 | 65.4 | 75.4 | 85.47 | |
t | Lub min | 11 | 12 | 13,5 | 15.5 | 18 | 19 | 24 | 28 | 34 | 38 | 43 | 48 | 54 | 60 |
Xov ntev = b | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Dab tsi yog qhov sib txawv ntawm tooj liab, tooj dag, tooj dag?
Tooj liab, tooj dag thiab tooj daj thiab tooj tsis raug lwm yam "cov hlau liab", yuav saib zoo ib yam li qub. Tab sis lawv tseeb muaj ntau qhov sib txawv hauv lub caij, ua tau zoo thiab lwm yam.
Tooj liab
Tooj liab siv rau hauv ntau cov khoom vim nws cov hluav taws xob zoo thiab thermal ua haujlwm, lub zog zoo, muaj kev tsim kho zoo thiab tiv thaiv kom xeb. Yeeb nkab thiab cov yeeb nkab fittings feem ntau yog tsim los ntawm cov hlau no vim lawv corrosion tsis kam. Lawv tuaj yeem tsim tau soldered thiab brazed, thiab ntau tus tuaj yeem muab welded los ntawm ntau yam roj, arc thiab txoj kev tiv thaiv. Lawv tuaj yeem ua polished thiab buffed rau yuav luag txhua yam xav tau thiab luster.
Muaj cov qib ntawm calloyed tooj liab, thiab lawv tuaj yeem sib txawv nyob rau hauv tus nqi ntawm impurities uas muaj. Cov qhab nees-dawb tau siv tshwj xeeb hauv cov haujlwm uas xav tau kev ua haujlwm zoo.
Ib qho ntawm cov khoom tseem ceeb tshaj plaws ntawm tooj liab yog nws lub peev xwm los sib ntaus cov kab mob. Tom qab kev sim tshuaj tiv thaiv kab mob antimicrobial los ntawm lub koomhaum tiv thaiv kev tiv thaiv ib puag ncig, suav nrog ntau daim iav tiv thaiv, suav nrog ntau cov kab mob muaj ntau dua 99.9% ntawm cov kab mob hauv ob teev ntawm kev sib cuag. Kev txiav txim siab tarnishing tau pom tsis yog rau impir antimicrobial zoo.
Daim Ntawv Thov Cop
Tooj liab yog ib qho ntawm cov kev sib tw ntxov tshaj plaws pom. Cov neeg Greek thiab Loos ua nws mus rau hauv cov cuab yeej lossis cov adornments, thiab tseem muaj txawm tias tus tooj liab qhia tau cov kab mob thiab ntxuav cov dej haus. Niaj hnub no nws feem ntau pom nyob rau hauv cov ntaub ntawv hluav taws xob xws li xaim vim nws muaj peev xwm ua kom muaj hluav taws xob zoo.
Tooj daj
Tooj dag feem ntau yog ib coloy uas muaj tooj liab nrog zinc ntxiv. Brasses tuaj yeem sib txawv ntawm cov nqi zinc lossis lwm cov ntsiab lus ntxiv. Cov kev sib xyaw sib xyaw sib txawv tsim cov khoom muaj ntau yam thiab ntau yam sib txawv hauv cov xim. Ntau ntau ntawm zinc muab cov khoom siv nrog kev txhim kho lub zog thiab du. Tooj dag tuaj yeem muaj cov xim los ntawm liab mus rau daj nyob ntawm tus nqi ntawm zinc ntxiv rau cov alloy.
Yog hais tias cov ntawv zinc zinc ntawm cov tooj dag li cas los ntawm 32% mus rau 39%, nws yuav tau ua haujlwm kub heev tab sis kev ua haujlwm txias yuav txwv.
Yog tias tus tooj dag muaj tshaj 39% zinc (piv txwv - muntz hlau), nws yuav muaj lub zog dua thiab qis dua du (ntawm chav tsev kub).
Daim ntaub ntawv luam yeeb
Brass yog ib qho siv rau cov laj thawj zoo nkauj feem ntau vim tias nws zoo li kev nyiam kub. Nws kuj yog ib qho siv tau los ua cov twj paj nruas vim nws lub siab ua haujlwm siab thiab kav ntev.
Tooj
Bronze yog ib qho alloy uas muaj ntau ntawm tooj liab nrog ntxiv ntawm lwm yam khoom xyaw. Feem ntau ntawm cov khoom xyaw ntxiv yog feem ntau yog tin, phosphorus, txhuas, thiab silicon kuj tseem siv tau los tsim cov khoom sib txawv hauv cov khoom. Tag nrho cov khoom xyaw no tsim ib qho alloy ntau nyuaj dua tooj liab ib leeg.
Bronze yog tus cwj pwm los ntawm nws cov xim dull-kub. Koj tseem tuaj yeem qhia qhov sib txawv ntawm tooj dag thiab tooj liab vim tias bronze yuav muaj lub suab tsaus muag rau nws saum npoo.
Daim ntaub ntawv Bridaze
Bronze yog siv nyob rau hauv kev tsim kho ntawm cov duab puab, cov twj paj nruag, thiab hauv cov ntawv thov suab paj nruas xws li kev sib txhuam ntawm cov hlau sib txhuam yog qhov zoo dua. Bronze tseem muaj cov ntawv thov nautical vim nws tsis kam rau corrosion.
* Daim duab hauv qab no qhia txog cov kev sib txawv ntawm cov khoom lag luam. Thov xaiv ib qho uas koj nyiam.
Zoo ua ntej, kev nyab xeeb lav