Ma anyị chọrọ ịmepụta ihe mgbakwụnye ma ọ bụ ịzụta ihe mgbakwụnye, anyị na-ahụkarị na ụfọdụ ihe mgbakwụnye ga-enwe asambodo ROHS, asambodo NFS, yana ihe mgbakwụnye okpomọkụ nke ihe mgbakwụnye, ihe mgbakwụnye okpomọkụ, wdg., gịnị ka ihe ndị a na-anọchite anya? Zute ha na siway dị n'okpuru!
Gịnị bụ RoHS?
ROHS bụ ọkọlọtọ iwu nke iwu European Union mepụtara, aha ya zuru oke bụ Ntuziaka naMmachi nke Ihe Ndị Dị Ize Ndụ na Ngwaọrụ Elektrọnik na ElektrọnikA ga-etinye ọkọlọtọ a n'ọrụ n'ihu ọha na Julaị 1, 2006, nke a na-ejikarị achịkwa ụkpụrụ ihe na usoro nke ngwaahịa eletrọnịkị na eletriki, ka o wee baara ahụike mmadụ na nchekwa gburugburu ebe obibi uru. Ebumnuche nke ọkọlọtọ a bụ iwepụ lead, mercury, cadmium, hexvalent chromium, polybrominated biphenyls na polybrominated biphenyl ethers na ngwaahịa moto na eletrọnịkị, ma lekwasị anya na ọdịnaya nke lead ekwesịghị ịgafe 1%.
Gịnị bụ NSF? Gịnị bụ FDA? Gịnị bụ ihe dị iche n'etiti ha?
1. NSF bụ mkpọbiri Bekee nke National Health Foundation nke United States, nke bụ otu ndị ọzọ na-abụghị maka uru. Ọ dabere na ọkọlọtọ mba nke United States, site na mmepe nke ọkọlọtọ, nnwale na nkwenye, njikwa asambodo na akwụkwọ nyocha, agụmakwụkwọ na ọzụzụ, nyocha na ụzọ ndị ọzọ iji hụ na nlekọta ngwaahịa na teknụzụ metụtara ahụike ọha na eze na gburugburu ebe obibi.
2. Banyere asambodo NSF, National Health Foundation (NSF) abụghị ụlọ ọrụ gọọmentị, kama ọ bụ otu ọrụ onwe onye na-abụghị nke uru. Ebumnuche ya bụ ime ka ndụ ahụike ọha ka mma. NSF mejupụtara ndị ọkachamara ahụike ọha na eze na ịdị ọcha, gụnyere ụlọ ọrụ gọọmentị, mahadum, ụlọ ọrụ na otu ndị ahịa. Ọrụ ya na-elekwasị anya n'ịtọlite ụkpụrụ mmepe na njikwa maka ngwaahịa niile nwere mmetụta na ịdị ọcha, ahụike ọha na eze, wdg. NSF nwere ụlọ nyocha zuru oke nke na-anwale ngwaahịa niile a nwalere maka ịgbaso ụkpụrụ nyocha. Ndị nrụpụta niile sonyere n'afọ ofufo nke gafere nyocha NSF nwere ike itinye akara NSF na ngwaahịa ahụ na akwụkwọ gbasara ngwaahịa ahụ iji gosi nkwenye.
3, ụlọ ọrụ ndị NSF kwadoro, ya bụ, ụlọ ọrụ NSF, dịka ngwa ụlọ, ọgwụ, nri, ahụike, agụmakwụkwọ na ihe ndị ọzọ. Ngwaahịa a metụtara otu ụdị ahụ. Nchịkwa nri na ọgwụ nke United States (FDA) bụ otu n'ime ụlọ ọrụ ndị isi nke gọọmentị United States guzobere n'ime Ngalaba Ahụike na Ọrụ Mmadụ (DHHS) na Ngalaba Ahụike Ọha (PHS). Òtù asambodo NSF bụ otu nzukọ asambodo mba ụwa nke na-abụghị nke uru, nwere akụkọ ihe mere eme nke afọ 50, na-etinye aka na ụkpụrụ ahụike ọha na eze na nchekwa na ahụike yana ọrụ asambodo ngwaahịa nri, a na-asọpụrụ ọtụtụ ụkpụrụ ụlọ ọrụ ya nke ukwuu n'ụwa, na United States a na-ewerekwa ya dị ka ọkọlọtọ. Ọ bụ ọkọlọtọ ụlọ ọrụ nwere ikike karịa asambodo FDA nke US Food and Drug Administration.
Gịnị bụ SGS? Gịnị bụ mmekọrịta dị n'etiti SGS na ROHS?
SGS bụ mkpọbiri nke Societe Generale de Surveillance SA, nke a sụgharịrị dị ka "Ụlọ Ọrụ Ndị Nnọchiteanya Izugbe". E hiwere ya na 1887, ọ bụ ugbu a ụlọ ọrụ nkeonwe nke mba ụwa kachasị ukwuu na nke kacha ochie nke na-arụ ọrụ na mma ngwaahịa na nyocha teknụzụ. Isi ụlọ ọrụ ya dị na Geneva, nwere alaka 251 gburugburu ụwa. ROHS bụ ntuziaka EU, SGS nwere ike ịnwale asambodo ngwaahịa na asambodo sistemụ dịka Ntuziaka ROHS si dị. Mana n'eziokwu, ọ bụghị naanị akụkọ SGS ka a ma ama, enwere ụlọ ọrụ nnwale nke ndị ọzọ, dị ka ITS na ndị ọzọ.
Kedu ihe bụ ike okpomọkụ?
Ọkwa okpomọkụ na-ezo aka n'okpuru ọnọdụ nnyefe okpomọkụ kwụsiri ike, ihe dị 1m n'obosara, ọdịiche okpomọkụ n'akụkụ abụọ nke elu ahụ bụ 1 ogo (K,°C), n'ime otu awa, site na mpaghara nke 1 square mita nke nnyefe okpomọkụ, nkeji ahụ bụ watt/mita · ogo (W/(m·K), ebe enwere ike iji ℃ dochie K).
Ọkwa okpomọkụ metụtara nhazi ihe mejupụtara ya, njupụta ya, oke mmiri ya, okpomọkụ ya na ihe ndị ọzọ dị na ya. Ihe ndị nwere usoro amorphous na obere njupụta ya nwere obere njupụta okpomọkụ. Mgbe oke mmiri ya na okpomọkụ ya dị ala, ọ na-adị obere njupụta okpomọkụ ya.
Gịnị bụ RTV?
RTV bụ mkpọbiri nke "Room Temperature Vulcanized Silicone Rubber" n'asụsụ Bekee, nke a na-akpọ "room temperature vulcanized silicone roba" ma ọ bụ "room temperature cured silicone roba", ya bụ, enwere ike ịgwọ roba silicone a na ọnọdụ okpomọkụ ụlọ (ihe mkpuchi sịntetik bụ roba silicone vulcanized okpomọkụ dị elu). Ndị na-eji sistemụ ike anabatala mkpuchi flashover RTV nke na-egbochi ntụpọ maka ikike flashover siri ike ya, usoro mkpuchi na-enweghị mmezi na nke dị mfe, a na-emepụtakwa ya ngwa ngwa.
Gịnị bụ UL? Kedụ akara ule UL nwere?
UL dị mkpụmkpụ maka Underwriter Laboratories Ins. UL Combustion Grade: Flammability Akara UL94 bụ ọkọlọtọ ọkụ kachasị eji eme ihe maka ihe plastik. A na-eji ya enyocha ikike ihe nwere ịnwụ mgbe agbachara ya ọkụ. Dịka ọsọ ọkụ si dị, oge ọkụ, iguzogide ntapụ mmiri na ma ntapụ ahụ ọ na-ere ọkụ nwere ike inwe ọtụtụ ụzọ nyocha. Enwere ike nweta ọtụtụ uru maka ihe ọ bụla a nwalere dabere na agba ma ọ bụ ọkpụrụkpụ. Mgbe ahọpụtara ihe dị na ngwaahịa, ọkwa UL ya kwesịrị iru ọkwa retardant nke akụkụ plastik site na HB, V-2, V-1 ruo V-0: HB: ọkwa retardant ọkụ kachasị ala na ọkọlọtọ UL94. Maka ihe nlele 3 ruo 13 mm, ọnụego ọkụ erughị 40 mm kwa nkeji; Maka ihe nlele erughị 3 mm ọkpụrụkpụ, ọnụego ọkụ erughị 70 mm kwa nkeji; Ma ọ bụ gbanyụọ n'ihu akara 100 mm.
V-2: Mgbe ule ọkụ nke sekọnd iri gasịrị, a pụrụ imenyụ ọkụ ahụ n'ime sekọnd iri isii, ụfọdụ ihe ọkụ nwere ike ịda.
V-1: Mgbe ule ọkụ nke sekọnd iri gachara ugboro abụọ, a pụrụ imenyụ ọkụ ahụ n'ime sekọnd iri isii, ọ dịghịkwa ihe ọkụ ọ bụla ga-ada.
V-0: Mgbe ule ọkụ nke sekọnd iri gasịrị, a pụrụ imenyụ ọkụ ahụ n'ime sekọnd iri atọ, ọ dịghịkwa ihe ọkụ ọ bụla ga-ada.
Ndị a bụ ihe ọmụma a na-ahụkarị gbasara ihe nrapado nke Siway na-ekerịta, e hiwere Shanghai Siway Building Materials Co., Limited na 1984. Ugbu a, o nwere asambodo sistemụ mma mba ụwa ISO9001:2015 na asambodo njikwa sistemụ gburugburu ebe obibi ISO14001 na asambodo ndị ọzọ.
Oge ozi: Jenụwarị-10-2024