Ahɔhodan ahorow pii a nsoromma anum wom no gyinapɛn ahorow hwehwɛ sɛ wɔde kɔbere nhama di dwuma ma nsu a wɔde ma ho nhyehyɛe no, nanso esiane ɛka ne gua so ntease nti, mprempren ahɔhodan pii nso gye dade a ɛnyɛ den a wɔde di dwuma no tom. Saa asɛm yi titiriw yɛ mfiridwuma mu ntotoho a ɛda kɔbere nhama ne dade a ɛnyɛ den a wɔde fa nsu mu ntam. ,ma nkyerɛkyerɛmu.
1. Kɔbere paipu ne dade a ɛnyɛ den a wɔde toto ho .
Afei fa honam fam adwumayɛ, ahotew adwumayɛ, corrosion resistance ne sikasɛm mu mfaso a ɛwɔ nneɛma no so no toto ho.
1) Nneɛma a ɛwɔ nipadua mu no ho ntotoho .
Ahoɔden a ɛtwetwe ade a wɔde toto ho:
Sɛ yɛfa dade a ɛnyɛ den a wɔtaa de di dwuma a wɔde 304 ayɛ no sɛ nhwɛso a, n’ahoɔden a ɛma ɛyɛ den no yɛ 530-750MPa, a ɛyɛ galvanized paipu mmɔho abien ne kɔbere afiri mmɔho abiɛsa. Enti, wobetumi ama dade a ɛnyɛ den a ɛyɛ tratraa a ɛwɔ ɔfasu no mu no ayɛ tratraa (0.6mm) sen kɔbere afiri a ɛne ɔman no mfiridwuma ho nhyehyɛe a ɛne sɛ wɔbɛkora nneɛma so no hyia no, ɛwɔ ahoɔden ho bɔhyɛ, na ebetumi adu atirimpɔw a ɛne sɛ wɔbɛtew adan a wɔde nneɛma gu so no so .
2) Ntotoho a ɛfa ɔhyew a ɛkɔ mu ho:
Ɔhyew a ɛkɔ so wɔ dade a ɛnyɛ den a wɔde dade a ɛnyɛ den ayɛ no mu no yɛ 15 w/m°C (100°C), a ɛyɛ carbon dade paipu no mu nkyem 1/4 ne kɔbere paipu no de 1/23. Thin-wall stainless steel pipes no fata titiriw ma nsu a ɛyɛ hyew a wɔde fa mu esiane wɔn ɔhyew a wɔde siw ano no adwumayɛ pa nti. Sɛ́ ɛyɛ ade a ɛma mframa bɔ no mu duru, anaasɛ ɛka a wɔbɔ wɔ ɔdan a wɔde siw mframa ano no ho no, ɔfasu a ɛyɛ tratraa a ɛnyɛ den a wɔde fa nsu mu no wɔ sikasɛm mu ahoɔden pa.
3) Ntotoe a ɛfa ɔhyew ntrɛwmu nsusuwii ho:
Sɛ wɔkyekyem pɛpɛɛpɛ a, ɔhyew ntrɛwmu a ɛwɔ dade a ɛnyɛ den a wɔde dade a ɛnyɛ den ayɛ no mu no yɛ 0.017mm/(m°C), a ɛbɛn kɔbere nhama no. Ɛsɛ sɛ wɔde dade nhama di dwuma de fa nsu a ɛyɛ hyew.
Ɔfasu a ɛwɔ mu a ɛwɔ dade a ɛnyɛ den a wɔde dade a ɛnyɛ den ayɛ no mu no yɛ mmerɛw bere a wɔayɛ no awie ne akyi aduru no akyi, na nea ɛne no sɛ a ɛyɛ mmerɛw KS a ɛwɔ afiri no mu ɔfasu no mu no yɛ 0.00152mm, a ɛyɛ ketewaa sen kɔbere afiri no de no.
Enti, dade a ɛnyɛ den a wɔde fa ɔfasu a ɛyɛ tratraa a wɔde di dwuma no wɔ nsu a ɛsen kɛse, nsu a ɛsen fa nsu mu a ɛyɛ mmerɛw, ɛko tia nsɛe yiye, na ɛtew dede so yiye .
2. Ahotew adwumayɛ ho ntotoho .
Nsuo paipu a ɛnyɛ dade a ɛnyɛ den no yi ɔhaw a ɛne 'kɔkɔɔ nsuo, nsuo a ɛyɛ bruu-ahabammono ne nsuo a ahintaw' no firi hɔ. Enni hua soronko biara, enni scaling, ɛnyɛ ade a ɛyɛ hu a ɛtɔ gu fam, ɛma nsu no yɛ nea ɛho tew, na ɛnyɛ asiane biara mma onipa nipadua.
Mfeɛ du du pii a wɔde di dwuma wɔ amannɔne de di dwuma ne nhwehwɛmu a wɔyɛ wɔ aduruyɛdan mu wɔ aman ahodoɔ so no ada no adi sɛ nsuo a ɛtɔ dadeɛ a ɛnyɛ den no boro 5% wɔ gyinapɛn boɔ a WHO ne Europa nsuo a wɔnom ho mmara kyerɛ no mu (aman a ɛwɔ wiase nyinaa kyerɛ gyinapɛn mmienu yi). Fam.
Nokwarem no, dade a ɛnyɛ den no ankasa yɛ nea asiane biara nni ho, ɛnyɛ awuduru, na ɛwɔ nneɛma pa a ɛho tew, a wɔada no adi koraa wɔ mfe du du pii a wɔde dade a ɛnyɛ den adi dwuma yiye wɔ mmeae ahorow a ɛfa nnipa akwahosan ho no ho, na abɛyɛ nokwasɛm a wonim no yiye.
Stainless steel has not only been used for a long time in the food industry, including beverage, dairy, brewing, pharmaceutical industry, tableware and cooking utensils, and has become a standard material in these industries, but also widely used in medical human implants that require extremely high material safety and cleanliness Such as various brackets, artificial joints and steel nails in the body, etc., and become the standard material for clean rooms in the semiconductor industry that require Ahotew a ɛkorɔn koraa.
Wonim yiye sɛ kɔbere nsu afiri taa nsɛe na ɛma patina yɛ.
Kɔbere nsu afiri no hu amane wɔ kɔbere a ɛboro so, nsu a ɛyɛ bruu-ahabammono mu hua a ɛyɛ nwunu esiane sɛ ɛyɛ bruu nti, na ɛyɛ kɛse. 'patinous green' a ɛba wɔ kɔbere nhama mu no titiriw ne kɔbere carbonate, kɔbere hydroxide aduru [Cuco3.Cu(on)2] ne kɔbere sulfate (CuSO4), a ɛnyɛ den sɛ wobegyina ano na apete wɔ nsu mu. Ɛwom sɛ ebetumi asiw fungi ano de, nanso ennya nkɛntɛnso biara wɔ ɔyare mmoawa so no nyɛ papa, awuduru wom na wɔde di dwuma nso sɛ nnuru a ekum nkoekoemmoa, a ɛwɔ nkɛntɛnso a ɛma ɛyɛ mmerɛw, ɛkanyan na ɛyɛ hyew wɔ ntini a ɛwɔ onipa nipadua mu no so.
Ebetumi ama reflex fe na ɛwɔ tumi a emu yɛ den a ɛkanyan wɔ dwensɔtwaa no so. Nnɛyi aduruyɛ mu nhwehwɛmu kyerɛ sɛ nsu a wɔnom a kɔbere a ɛboro so wom (sɛ́ ɛyɛ nsu a ɛyɛ bruu-ahabammono anaasɛ ennya) no pira akwahosan kɛse.
3. Ntotoho a ɛfa corrosion resistance ho .
Esiane sɛ dade a ɛnyɛ den a ɛyɛ tratraa a ɛnyɛ ɔfasu no betumi ne oxidant no ayɛ passivate, na ɛyɛ oxide a ɛyɛ den na ɛyɛ den a ɛma oxide ahobammɔ film a ɛwɔ chromium trioxide (CR2O3) ani, a ebetumi asiw oxidation reaction a ɛkɔ so no ano yiye, bere a kɔbere afiri no tumi a ɛwɔ hɔ no yɛ papa yiye no. Eyi ne ade titiriw nti a kɔbere nhama a ɛko tia nsɛe no ba fam koraa sen dade a ɛnyɛ ɔfasu a ɛyɛ tratraa a ɛnyɛ ɔfasu no de no.
Sɛ wɔde kɔbere nhama di dwuma a, ɛho hia sɛ wɔhwɛ nnuru a ɛwɔ nsu no mu ne sɛnea nsu no fa so no so, anyɛ saa a ɛbɛma nsu afiri no asɛe. Sɛ nhwɛso no, kɔbere nhama a ɛbɛsɛe no bɛkɔ soro kɛse wɔ nsu mu a pH<6.5 anaa chlorine a aka>70ppm ka ho, na nsu a ɛyɛ mmerɛw nso bɛma nsu a ɛbɛsɛe no akɔ soro. Sɛ wɔde kɔbere nhama di dwuma a, ɛnsɛ sɛ nsu no ahoɔhare boro 2 m/s, anyɛ saa a, nsu a ɛbɛsɛe no bɛkɔ soro kɛse.
Sɛ nsuo a ɛsene no du 2 m/s a, kɔbere afiri no nsɛe no bɛyɛ nsuo afiri a ɛnyɛ ɔfasuo a ɛwɔ ɔfasuo no mu no mmɔho 3, na sɛ nsuo a ɛsene no boro mita 6/s a, nsuo a ɛreworo so no bɛyɛ bɛyɛ 20 a ɛboro dadeɛ afiri a ɛnyɛ ɔfasuo a ɛnyɛ ɔfasuo no so.
Nea ɛka ho no, kɔbere afiri no ani nso yɛ mmerɛw sɛ ɛbɛsɛe.
4. Sikasɛm mu mfaso a wɔde toto ho .
Wɔsii Chrysler dan a ɛwɔ New York, USA no, wɔ 1926 ne 1931 ntam hɔ.Ɛkorɔn yɛ mita 318.9 na ɛwɔ abansoro 77. Ɛyɛ ɔdan a edi kan wɔ wiase a ɛde dade a ɛnyɛ den di dwuma wɔ n’akyi.
Ɛmfa ho sɛ ɛwɔ mpoano ne beae a efĩ wɔ no, dade a ɛnyɛ den a ɛwɔ so no da so ara hyerɛn wɔ mfe 80 akyi, na nneɛma abien pɛ na ɛwɔ ntam.
Efi Chrysler dan a ɛwɔ New York no mu no, Petronas Abantenten a ɛwɔ Kuala Lumpur no kosi Disney Concert Hall a ɛwɔ Los Angeles a wɔde dade a ɛnyɛ den ayɛ, ne Waterloo Keteke Gyinabea a ɛwɔ London, England; Wɔ structure afã horow ho no, dade a ɛnyɛ den, sɛ ade a ɛyɛ ahabammono a ɛtra hɔ kyɛ sen biara no, ma ɛyɛ anigye soronko bi a nneɛma a wɔde di dwuma daa nni wiase nyinaa.
Eyinom yɛ nhwɛso a eye kyɛn so a ɛkyerɛ sɛnea dade a ɛnyɛ den te bere a enni awiei no.
Efi nhwehwɛmu a wɔyɛe wɔ dade a ɛnyɛ den a wɔde dade a ɛnyɛ den ayɛ a wɔde di dwuma wɔ fie ne amannɔne no so no, dade a ɛnyɛ den a wɔde yɛ nsu afiri a wɔde ayɛ ɔfasu a ɛyɛ tratraa ne nsu nhama a wɔde di dwuma no te sɛ nea wɔde yɛ adan a ɛne kɔbere nhama no yɛ pɛ no.
Nsusuwii mu duru akontaabu nhyehyɛe a ɛwɔ dade a ɛnyɛ den a ɛwɔ ɔfasu a ɛyɛ tratraa ho:
Mu duru wɔ mita biara mu = (akyi fã bi - ne kɛse) × kɛse × pi × density ÷ 1000 .
Boa a wɔde toto nsu afiri ho: Esiane kɔbere a wɔde yɛ nneɛma bo a ɛkɔ soro nti, kɔbere nsu afiri bo yɛ kɛse sen biara, na dade a ɛnyɛ den a wɔde yɛ nsu afiri a ɛyɛ tratraa no bo yɛ bɛyɛ 40% sen kɔbere nhama no. Enti, ɛda adi sɛ sikasɛm mu mfaso a ɛwɔ dade a ɛnyɛ den a wɔde dade a ɛyɛ tratraa ayɛ so no ye sen kɔbere nhama a wɔde fa nsu mu no.
Dade a ɛnyɛ den a ɛwɔ afasu a ɛyɛ tratraa ho no, ɛho ka a wɔbɔ wɔ nkwa nna mu no sua sen kɔbere nhama.
Efisɛ sɛ wɔde dade a ɛnyɛ den a wɔde dade a ɛnyɛ den ayɛ no di dwuma pɛ a, enhia sɛ wɔsesa wɔ mfe 100 nkwa nna mu, bere a nsu afiri afoforo ntumi nnya nkwa tenten saa no. Bere tenten a wɔde besi ananmu pɛnkoro wɔ ɔdan no nkwa nna 70 mu no, anyɛ yiye koraa no, ɛka a wɔbɛbɔ no nyinaa bɛyɛ sika a wɔde bɛto mu mfiase a ɛyɛ dade a ɛnyɛ den a wɔde dade a ɛnyɛ den ayɛ ne nsu afiri a wɔde fa nsu mu no mmɔho 2 kosi 4.
Nokwarem no, ɛnyɛ sɛ sika a wɔde yɛ nsu a ɛnyɛ dade a ɛnyɛ den a wɔpaw no wɔ sika a wɔde hyɛ mu mfiase no a ɛba fam nko, na mmom ɛwɔ nkwa nna a ɛkɔ fam koraa nso. Eyi ne sikasɛm mu mfaso kɛse a ɛwɔ dade a ɛnyɛ den so a nneɛma afoforo ntumi ne no nhyia.
3. Nsɛm a wɔaboaboa ano .
Dade a ɛnyɛ den a wɔde fa nsu mu ne kɔbere nhama nyinaa yɛ dade nsu afiri a ɛyɛ papa. Ɛtaa ba sɛ wɔde kɔbere nhama bedi dwuma sɛ nsu ho nhama a ɛwɔ amannɔne efisɛ kɔbere bo a ɛwɔ amannɔne aman mu no bo nyɛ den koraa, na bere a wɔde yɛ nneɛma wɔ amannɔne no ware kakra.
Esiane sɛ wɔayɛ nneɛma a wɔde dade a ɛnyɛ den ayɛ a ɛwɔ ɔman no mu nti, mprempren ahɔhodan ahorow a wɔde dade a ɛnyɛ den ayɛ no pii nso de nsu afiri a ɛnyɛ den di dwuma. Anidaso a ɛne sɛ wɔde dade a ɛnyɛ den gu paipu so no bɛtrɛw na atrɛw daakye nkutoo. Ɛsɛ sɛ wɔn a wɔyɛ paipu no mu dodow no ara de di dwuma wɔ . precision stainless steel tube making machine ntɛm ara sɛnea ɛbɛyɛ yiye biara na ama wɔatumi agye gua no, na . Hangao Tech (Seko Machinery) bɛyɛ wo hokafo a wotumi de ho to no so.
Iris Liang
Hangao Tech (Seko Mfiri) Mfiridwuma Co., Ltd
Fa ka ho: No.13 of Haiyu 2nd Road, Fuyu Akuraa, Leliu, Shinde, Foshan Kuropɔn, Guangdong Mantam, China
www.hangaotech.com
E-mail: sales3@hangaotech.com
WeChat/ WhatsApp/ fon a wɔde di dwuma wɔ nsa so: +86 13420628677 .
