Kunyangwe GB/T 470-2008 uye GB/T 13818-2024 zvese zvichiita sekunge zvine chekuita ne zinc, mamiriro avo chaiwo ekushandiswa uye mhando dzezvigadzirwa zvakasiyana zvachose. Musiyano mukuru uri mukushandiswa, zvigadzirwa pachazvo, uye zvinodiwa zvehunyanzvi. Zvinogona kusiyaniswa nenzira dzinotevera:
1. Kuwanda kweMashandisirwo & Kutarisisa Kwakakosha
Musoro wakazara weGB/T 470-2008 is "Zvidimbu zveZinc."Sezvinoreva zita racho, chiyero ichi chinonyatsotaura nezvezvigadzirwa zve zinc ingot. Chinoshanda kune zinc ingot dzinogadzirwa uchishandisa zinc concentrate kana zvinhu zvine zinc sezvinhu zvisina kugadzirwa, zvisinei nekuti nzira yekugadzira inosanganisira distillation, rectification, kana electrolysis. Idzi zinc ingot dzinonyanya kushanda sezvinhu zvisina kugadzirwa zvemaindasitiri akadai se galvanizing, alloy manufacturing, chemicals, uye electrical engineering, zvichishanda sezvinhu zvekutanga zve zinc mukugadzirwa kwemaindasitiri.
Kusiyana neizvi, zita rakazara reGB/T 13818-2024 is "Masimbi eDie-Cast Zinc,"iyo inonyanya kutarisa pazvimedu zvezinc zvakagadzirirwa kudirwa. Inonyanya kushandiswa pakugadzira nekuongorora zvimedu zvezinc zvakadirwa. Kusiyana ne zinc ingots, zvigadzirwa izvi zvinoshandiswa zvakananga mukuita kudirwa kwezvinhu zvemotokari, zvishandiso zvemagetsi, nezvimwe zvigadzirwa, zvichichinjika kune akasiyana-siyana magadzirirwo ekugadzira zvimedu zve die-casting pasina kuda mamwe magadzirirwo ezvekushandisa.
2. Mhando dzeChigadzirwa & Zvinodiwa zveMusanganiswa
GB/T 470-2008 — Zvigadzirwa zveZinc Zvakachena
Inotsanangura zvigadzirwa zve zinc zvakachena zvakakamurwa kuita zvikamu zvishanu zvichienderana nekuumbwa kwemakemikari:Zn99.995, Zn99.99, Zn99.95, Zn99.5, uye Zn98.5.Mutemo uyu unotsanangura huwandu hwezinc uye miganhu yepamusoro inobvumirwa yekusvibiswa kwakadai se lead, cadmium, uye iron. Kune Zn99.995 grade, huwandu hwezinc hahufanirwe kunge huri pasi pe99.995%, uye kusvibiswa kwese hakufanirwe kudarika 0.005%. Mutemo uyu unobvisawo zvinodiwa zvearsenic ne antimony uye unogadzirisa miganhu yehuwandu hwearuminiyamu kune mamwe magiredhi.
GB/T 13818-2024 — Die-Cast Zinc Alloys
Inotsanangura zinc alloys ine zvinhu zvakaita sealuminium nemhangura kuti ivandudze mashandiro ekuumba. Kana ichienzaniswa neshanduro yapfuura, inoburitsa mhando mbiri itsva —YZZnAl4CuyeYZZnAl3Cu5— zvichiita kuti huwandu hwese hwemagiredhi husvike papfumbamwe. Standard iyi inodzora zvinhu zvinoshanda zve alloying (aluminium, copper, magnesium) uye inodzivirira kusvibiswa kwakadai se lead, cadmium, uye iron. Inowedzerawo zvinodiwa zvemhando yepamusoro, ichidzivisa zvikanganiso zvakaita semabubbles, mavara emafuta, uye zvinosanganisirwa, nepo maburi madiki ekusimba uye zviratidzo zvekupedzisira zvichibvumidzwa.
3. Hunhu Hwakajairika & Ruzivo Rwehunyanzvi
GB/T 470-2008yakagadziridzwa kuti igamuchire ISO 752:2004, ichinyanya kuyera zvinodiwa zve zinc ingots, nzira dzekuyedza, mitemo yekuongorora, pamwe nekumaka, kurongedza, kutakurwa, uye kuchengetwa. Nzira dzekuyedza dzakavakirwa zvakanyanya pa GB/T 12689 series of standards; nzira dzekutora sampuli hadzishandise ISO international standards dzakakodzera; kumaka mavara kunotevera mitemo yepakutanga yemumba; uye huremu hweyuniti ye zinc ingots hwakatsanangurwa pakati18 kg uye 30 kg.
GB/T 13818-2024inotsiva shanduro yapfuura, GB/T 13818-2009, uye yakanyorwa zvichienderana nemitemo yeGB/T 1.1—2020. Kana ichienzaniswa neshanduro yapfuura, inowedzera chitsauko pamusoro pemitemo yekuongorora, inogadzirisa nzira dzekuyedza dzemakemikari, uye inovandudza zvinodiwa zvekumaka, kurongedza, kutakurwa, uye kuchengetwa. Nzira dzekuedza dzinoenderana zviri nani nezvinodiwa zvemazuva ano zvekugadzira, kusanganisiranzira dze spectroscopicuyeinductively combined plasma-emission spectroscopy (ICP-ES).Pamusoro pezvo, chiyero ichi chinopa tafura yekufananidza pakati pemagiredhi emhando yenyika yeChina nemazinga ekunze kuti zvive nyore kutumira zvigadzirwa kunze kwenyika.
4. Maitiro Ekushandisa
Zvidimbu zvezinc zvakafukidzwa neGB/T 470-2008dzinoshanda sezvinhu zvekutanga mukugadzirwa kwemaindasitiri, dzinonyanya kushandiswa pakugadzirisa zvinhu zvinotevera — zvakaita se galvanizing, zinc alloy production, uye se chemical feedstock — uye dzinoshanda senzira huru yekutakura zinc mumaindasitiri.
Zvidimbu zve zinc zvakakandwa zvakaputirwa neGB/T 13818-2024zvinhu zvekuumba zvinoshandiswa zvakananga mukugadzira ma "die-casting". Zvinoenderana nemaitiro akasiyana-siyana, akadai se "hot-chamber" ne "cold-chamber die-casting", uye zvinogona kusangana nezvinodiwa zvekugadzira zvinhu zvine chimiro chakanyatsojeka uye chakaoma. Aya ma "alloys" anoshandiswa zvakanyanya mumaindasitiri emotokari, zvemagetsi, uye zvehardware.
Pfupiso
Muchidimbu, musiyano mukuru pakati pezviviri izvi ndewekutiGB/T 470-2008anotonga"zvinhu zvakabikwa zvezinc (zinc ingots),"panguva iyoGB/T 13818-2024anotonga"zinc alloys dzakagadzirirwa kukanda zvinhu."Mafomu ezvigadzirwa, mashandisirwo azvo, uye zvinodiwa zvehunyanzvi zvakasiyana zvikuru, zvichiita kuti zvikwanise kugadzirwa kwakasiyana uye kushandiswa kwacho.
Nguva yekutumira: Kubvumbi-13-2026
