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Ọwụwa Anyanwụ AFRICAN STANDARD EAS 410: 2005 Hot-mikpu aluminom-zinc mkpuchi larịị na corrugated nchara mpempe akwụkwọ-Nkọwapụta.

2021-11-18

1. Oke
Standardkpụrụ East African a na-akọwapụta ihe achọrọ maka ịga n'ihuAluminom-Zinc (AZ) nke nwere mpempe akwụkwọ larịị na corrugated ncharamaka mkpuchi ụlọ, mkpuchi, fencing, imepụta na ojiji n'ozuzu ya.
Ụkpụrụ a anaghị ekpuchi profaịlụ ebumnuche pụrụ iche.
Ngwakọta alumini-Zinc alloy site na uka bụ 55% Aluminium, 1.6% Silicon na Zinc itule.
Emebere ngwaahịa a maka ngwa ebe njirimara corrosion nke Aluminom tinyere nke Zinc kacha amasị.
2. Nkọwa
Maka ebumnuche ọkọlọtọ a, nkọwa ndị a ga-etinye:
2.1 AZ mkpuchi mkpuchi
Mpempe ígwè nwere akwa mkpuchi nke Aluminium-zinc etinyere site na usoro ntinye ọkụ.
2.2.1 Mpempe akwụkwọ
Mpempe igwe mkpuchi AZ, nke a na-eme n'usoro iji nweta profaịlụ sinusoidal mgbe niile, dị ka egosiri na eserese 1.

2.4 Ọkpụrụkpụ
The ọkpụrụkpụ nke isi metal
2.4 dị larịị
Mpempe akwụkwọ ma ọ bụ ọbụna mpempe akwụkwọ na-enweghị ụdị enyemaka ọ bụla
2.5 Mkpọ
Ebe dị anya n'etiti isi ihe abụọ kwekọrọ na nke dị n'usoro na mpempe akwụkwọ nchara n'akụkụ obosara ya
3. General chọrọ 
3.1 Akụkụ
3.1.1 Ngosipụta nke akụkụ
3.1.1.1 Obosara na ogologo â Akụkụ nke obosara na ogologo ga-egosipụta na millimeters.
3.1.1.2 Ọkpụrụkpụ â A ga-egosipụta ọkpụrụkpụ nke mpempe akwụkwọ dị larịị na corrugated AZ na nlele *. Mgbe a tụrụ ya dị ka nkebi ahịrịokwu 8.2.1 si dị, nha nha nha nke metal ntọala na millimeters ga-adị ka akọwapụtara na tebụl 1.
3.1.2 Obosara â Obosara nke mpempe akwụkwọ dị larịị na corrugated AZ mkpuchi mgbe a tụrụ ya dịka 8.2.4 ga-adị ka akọwapụtara na tebụl 2.
3.1.3 Ogologo â mgbe a tụrụ ya na 8.2.2 ogologo nke mpempe akwụkwọ ga-adị ka akọwapụtara na tebụl 3.
3.1.4 Squareness â mgbe atụnyere dị ka 8.2.3 anya n'etiti diagonally megidere nkuku nke mpempe akwụkwọ agaghị dị iche site ihe karịrị 10 mm.
3.2 Profaịlụ
3.2.1 Omimi â omimi nke corrugations ga-abụ 18 mm ± 1.5 mm, mgbe a tụrụ ya na 8.2.6.
3.2.2 Pitch â Oghere nke corrugations ga-abụ 76 ± 2 mm mgbe a tụrụ ya na 8.2.5.
3.3 Ike nkwụsi ike â Ike nkwụsị nke mpempe akwụkwọ AZ dị larịị na corrugated mgbe ekpebisiri ike na 8.2.7 agaghị abụ ihe na-erughị 300 N/mm2. Ike mkpụrụ ga-abụ ihe na-erughị 210 N/mm2.
3.4 Nguzogide na-ehulata â Mgbe anwalere ya dịka 8.2.8 si kwuo, mpempe akwụkwọ agaghị agbawa, ire ụtọ ma ọ bụ spint.
3.5 Nnwere onwe pụọ na ntụpọ â Ibé akwụkwọ ahụ ga-adị otu, dị ọcha na enweghị ntụpọ nke ga-emetụta ojiji ha n'ụzọ dị njọ.
3.6 Mechaa â Ọ gwụla ma ndị ọzọ maara ihe chọrọ onye zụrụ ya, mpempe akwụkwọ mkpuchi AZ ga-enwe ngwụcha spangle nkịtị n'ihi uto na-enweghị mgbochi nke kristal alloy n'oge nkwado nkịtị nke âMill Finishâ.

4. Usoro mkpuchi aluminum-zinc - njirimara nke nkwenye

4.1 chọrọ izugbe
A ga-emepụta mpempe akwụkwọ nchara dị ka usoro a na-anabata ugbu a si na nchara dị nro nke a na-atụgharị site na usoro kwesịrị ekwesị ma mezuo ihe achọrọ nke ISO 2566. Mpempe akwụkwọ ahụ ga-abụ eziokwu na nha, otu, na-enweghị akara nkwụsị nke Aluminom. - Zinc mkpuchi. Ha ga-enwere onwe ha pụọ ​​​​n'oghere, anya mmiri, ntụgharị, camber na akụkụ na akụkụ mebiri emebi. Corrugations ga-adị na nsọtụ nke mpempe akwụkwọ.
4.2 Aluminium-Zinc (AZ) mkpuchi
4.2.1 A ga-eme ihe mkpuchi ahụ site na usoro na-ekpo ọkụ na-ekpo ọkụ n'ime ihe mkpuchi nke nwere ihe dịka 55% Aluminom, 1.6% silicon na zinc itule. Opekempe mkpuchi AZ dị n'akụkụ abụọ nke mpempe akwụkwọ yana nha mkpuchi kwekọrọ n'akụkụ nke ọ bụla ga-adaba na oke mkpuchi nke enyere na Tebụl 4.
4.2.2 Ihe mkpuchi mkpuchi ga-agbaso ihe ndị a chọrọ na tebụl 4 maka nhọpụta mkpuchi a kapịrị ọnụ mgbe a nwalere dịka usoro akọwapụtara na 7.1. Ihe mkpuchi mkpuchi bụ ngụkọta nke AZ alloy gụnyere akụkụ abụọ nke mpempe akwụkwọ ahụ gosipụtara na gram kwa mita mita (g / m2). A naghị ekesa oke mkpuchi ahụ n'otu aka ahụ n'elu ngwaahịa ahụ. Agbanyeghị, enwere ike iche na mkpuchi mkpuchi ma ọ dịkarịa ala 40% nke uru enyere na tebụl 4 dị ka opekempe n'elu ngwaahịa ọ bụla.
4.2.3 AZ mkpuchi nrubeisi ga-abụ nke na-agaghị enwe flaking ma ọ bụ splintering na okokụre AZ larịị ma ọ bụ corrugated ígwè mpempe akwụkwọ, mgbe a nwalere dị ka 7.2.
4.3 Nhazi -AZ plain na corrugated nchara mpempe akwụkwọ ga-ekewa n'ime klas asaa dabere na oke mkpuchi AZ etinyere iji zute ọrụ dị iche iche na ọnọdụ gburugburu ebe obibi.
Klas ga-adị ka akọwapụtara na Tebụl 4.

5 MAKA
5.1 Mpempe akwụkwọ na-emekọrịta ihe
Mpempe ígwè ọ bụla ekpuchiri AZ dị larịị ma ọ bụ corrugated nke kwekọrọ n'ụkpụrụ a ga-enwe akara na-adịgide adịgide yana ihe ndị a:
(i) Aha onye nrụpụta na/ma ọ bụ akara azụmaahịa.
(ii) Ọkpụrụkpụ akọpụtara na nlele ya na okwu âGAUGEâ zuru ezu.
(iii) klaasị mkpuchi nke mpempe akwụkwọ
(iv) Nchọpụta ogbe.
5.2 Mpempe akwụkwọ na-adịghị agbanwe agbanwe â Ibé akwụkwọ niile na-agbasoghị ihe achọrọ nke ọkọlọtọ a ka a ga-achọpụta site n'ibipụ akuku aka nri ala opekata mpe 40mm n'akụkụ abụọ ahụ diagonally.
6. Nlereanya 
A ga-etinye usoro nlere anya ndị a n'ọrụ iji chọpụta ma ọtụtụ na-akwado ihe achọrọ nke ọkọlọtọ a. A ga-ewere ihe nlele ndị ahụ e mere ka ha nọchiri anya nza.
6.1 Nlereanya maka Nleba na Nleba Nleba â Site na nza, were na-enweghị usoro ọnụ ọgụgụ nke mpempe akwụkwọ egosiri na kọlụm 2 nke Tebụl 5 metụtara nchikota kwesịrị ekwesị na kọlụm 1.
6.2 Nlereanya maka ule ndị ọzọ â Site na nlele emere dịka 6.1 si kwuo, were otu mpempe akwụkwọ na-enweghị usoro.

7 Nnwale maka mkpuchi AZ 
7.1 Mass nke mkpuchi mkpuchi AZ
7.1.1 Usoro ịdị arọ â A ga-atụba mpempe akwụkwọ nchara tupu mkpuchi AZ. A ga-agafe ha site na usoro mkpuchi AZ ma tụọ ọzọ na njedebe nke usoro ahụ.
7.1.2 Usoro kemịkalụ â Usoro edepụtara na mgbakwunye A ga-eji. Nsonaazụ, na g/m2, ga-emezu ihe ndị a chọrọ na tebụl 4.
7.2 Nnwale nnabata mkpuchi mkpuchi
Nnwale ahụ ga-agụnye idobe mpempe ule nke nrụrụ site n'ihulata n'otu ụzọ. A ga-ehulata mpempe ule ahụ na igwe ma ọ bụ jide ya na ngwaọrụ ejiri aka rụọ ọrụ (a nwekwara ike iji mandrels mee ihe) wee gbadaa ruo mgbe ụkwụ abụọ nke ibe nnwale ahụ na ibe ha, ya bụ site na ogo 180.
A ga-ehulata mpempe ule nke abụọ n'akụkụ nke ọzọ. A ga-ehulata akwụkwọ ndị ahụ gburugburu dayameta nke 38mm.
8. Nyocha na nyocha anụ ahụ 
8.1 Nyocha â A ga-enyocha ihe nlele emere n'usoro nke 6 maka nnabata na 3.5, na 5.1.
8.2 Akụkụ.
8.2.1 Ọkpụrụkpụ â Iji micrometer skru gauge ma ọ bụ otu ụzọ oku, tụọ 0.01 mm kacha nso nke ọkpụrụkpụ nke mpempe akwụkwọ ọ bụla na nlele n'ebe ọ bụla ma ọ dịkarịa ala 10mm site na nsọtụ na njedebe nke mpempe akwụkwọ ahụ mgbe ị wepụsịrị mkpuchi ahụ. dị ka akọwara na A.4 nke Annex A.
8.2.2 Ogologo â Debe mpempe akwụkwọ ọ bụla n'ime ihe nlele ahụ n'akụkụ elu dị larịị. Tụta na 1 mm kacha nso n'ogologo mpempe akwụkwọ ọ bụla na nlele n'akụkụ etiti etiti nke mpempe akwụkwọ ahụ.
8.2.3 Squareness â Debe mpempe akwụkwọ ọ bụla n'ime ihe nlele n'aka nke ọzọ n'elu ala siri ike. Tụọ anya na 1 mm kacha nso ebe dị n'etiti akụkụ ihu nke mpempe akwụkwọ ọ bụla n'ime ihe nlele wee dekọọ na mm kacha nso ihe dị iche n'etiti nha abụọ na mpempe akwụkwọ.
8.2.4 Obosara
8.2.4.1 Mpekere dị larịị
Tinye mpempe akwụkwọ ọ bụla n'ime ihe nlele n'aka n'elu ala siri ike. Tụọ ihe na 1 mm kacha nso n'ofe obosara nke mpempe akwụkwọ ahụ.
8.2.4.2 Mpempe akwụkwọ
Debe nke ọ bụla n'ime mpempe akwụkwọ n'ime ihe nlele n'aka n'elu ala siri ike ma tụọ 1 mm kacha nso n'ofe obosara nke mpempe akwụkwọ ahụ. Họrọ na random a cross-ngalaba nke mpempe akwụkwọ ma ọ bụrụ na, n'ihi springy ọdịdị nke mpempe akwụkwọ, n'okpuru nke corrugations ma ọ bụ troughs na-agbada ala adịghị niile na kọntaktị na-akwado elu, na-etinye nrụgide zuru oke na elu elu nke mpempe akwụkwọ. iji mee ka ala dị ala banye na kọntaktị zuru oke na elu nkwado. Gbaa mbọ hụ na ntinye nke nrụgide na-akpata enweghị nrụrụ nke mpempe akwụkwọ ọzọ karịa nke achọrọ iji weta corrugations na kọntaktị na elu siri ike.
Debe ihe nlegharị anya obosara nke dabara n'ụdị mpempe akwụkwọ a na-anwale n'ofe mpempe akwụkwọ ahụ akụkụ obe ahọpụtara yana na akụkụ siri ike n'akụkụ nke mpempe akwụkwọ ahụ wee mezie nlele ahụ ka ọ dabara nke ọma n'elu mpempe akwụkwọ ahụ.
elu corrugations. Kpebie ma obosara nke mpempe akwụkwọ kwekọrọ na ihe achọrọ nke Tebụl 2. A ga-atụgharị akụkụ abụọ nke mpempe akwụkwọ corrugated elu.
8.2.5 Mkpọ
Na mpempe akwụkwọ na kọntaktị na a larịị elu, tinye a transperent gụchara iwu na nsọtụ gafee mpempe akwụkwọ nke mere na ọ dabere perpendicularly na crests nke abụọ n'akụkụ corrugations n'ebe dị anya site na kọntaktị, na-agụ ebe dị n'etiti ha na kacha nso 1mm. Tinyegharịa usoro ahụ iji meziwanye nsonaazụ gị wee were nkezi nke ịgụ akwụkwọ ise.
8.2.6 Omimi nke Corrugations
Site na iwu nke mbụ dina ala n'ofe corrugations dị na nsọtụ mpempe akwụkwọ ahụ, jiri usoro ọzọ gụchara akwụkwọ ma ọ bụ otu ụzọ calipers iji tụọ anya dị n'etiti iwu mbụ na nkwado siri ike.
8.2.7 ike mgbada
Site na nlele a na-ewere na Nkeji 6, kwadebe ihe nlele ule tensile dị ka akọwara na A.4 nke Annex A site n'ịbelata 30mm × 80mm, nke mere na ogologo nke ihe atụ ahụ na-agafe na ntụziaka nke mpịakọta nke mpempe akwụkwọ. A ga-eji nlezianya mee ka akụkụ nke mpempe akwụkwọ a na-ebipụ ihe nlele ahụ. Kpebisie ike ike nlegharị anya dị ka akọwara Annex A. Ọ bụrụ na ike nkwụsị nke ihe nlele ahụ adaghị ihe achọrọ nke 3.3 kwadebe ihe nlele abụọ ọzọ ma chọpụta ike ha. Ọ bụrụ na ụdị abụọ ahụ kwekọrọ n'ihe achọrọ, tụfuo nsonaazụ nke mbụ, mana ọ bụrụ na nke ọ bụla n'ime ihe atụ agbakwunyere emezughị ihe achọrọ, were mpempe akwụkwọ na nza ahụ nwere ntụpọ.
8.2.8 Bend ule na mkpuchi nrubeisi ule
Nlere ule ahọpụtara dị ka nkebi nke 6 siri dị ma a ga-akwado ya ka ọ tụọ obosara 10mm na ogologo 120mm. A ga-egbutu ya na ogologo ya na-atụgharị na ntụziaka nke mpịakọta nke mpempe akwụkwọ. Jiri nlezianya na-ehulata warara ahụ gburugburu otu drum nke dayameta 38mm (enwere ike iji mandrels) ruo mgbe akụkụ nke ihe atụ ahụ dị ihe dịka ọkara okirikiri. Ọ bụrụ na ihe atụ ahụ na-agbaji ma ọ bụ gbawaa, kwadebe ma nwalee ụdị abụọ ọzọ n'otu ụzọ ahụ. Ọ bụrụ na ụdị ule abụọ a kwekọrọ n'ihe achọrọ nke 3.4 na 3.5, tụfuo nsonaazụ enwetara na ụdị nke mbụ, mana ọ bụrụ na nke ọ bụla n'ime ha abụọ, gbawara n'ehulata, chee na mpempe akwụkwọ na nza adịghị mma.