Gịnị bụ elu-ike square tube?

Njirimara arụmọrụ nkeelu-ike square tubebụ ike dị elu, ịdị mma siri ike na nguzogide mmetụta.
Ike: ebe mkpụrụ (σ s)≥390mpa；;
Ike tensile (b)≥635mpa;
elongation δ 5 (%)≥25;
Isi ike hb ≤ 187hv,
Nkọwa ọgwụgwọ okpomọkụ: normalizing 850 ° C; Na-ekpo ọkụ 880 ° C; Okpomọkụ 600 ° C.
Ihe: mere nke elu-educarbon structural ígwèsite na-ekpo ọkụ mpịakọta ma ọ bụ oyi ịbịaru.
Ojiji: eji maka imepụta ọkpọkọ mgbidi mmiri jụrụ oyi, ọkpọkọ mmiri na-esi esi mmiri, ụgbọ mmiri locomotive mmiri uzuoku ọkpọkọ na ọkpọkọ brik, wdg.
Nkọwapụta na ogo ọdịdị:
Nke ọ bụla ogbe nkeígwè ọkpọkọa ga-enyocha ya n'otu n'otu, elu agaghị enwekwa mgbawa, mpịachi na ntụpọ akpụkpọ ahụ okpukpu abụọ; A ga-eduzi nchọpụta ntụpọ nke Ultrasonic maka ọkpọkọ ígwè ọ bụla iji nyochaa ihe eji arụ ọrụ nke weld. Na mkpokọta, dayameta nkwado ogologo nke weld bụ 0.2-0.25mm, dayameta nkwado ogologo nke weld okirikiri bụ 0.75-1mm, na nkwusi ike ogologo na oghere agaghị abụ ihe na-erughị 0.25mm.
Ngwakọta kemịkalụ Ihe mejupụtara kemịkalụ nke ngwaahịa emechara kwekọrọ na ndokwa nke GB 222-84.
Njirimara anụ ahụ na igwe:
1) Usoro mgbakasị ahụ nke ule tensile ga-adị larịị na-enweghị mgbanwe mberede
2) Nnwale mmetụta A na-anwale mmetụta siri ike nke obere okpomọkụ site na usoro nyocha oyi na-atụ na okpomọkụ a kapịrị ọnụ.
3) A naghị anabata mgbape na ọkpọkọ nke ngwaọrụ hydraulic ma ọ bụ pneumatic na-agba ọkụ
4) Nchegbu na-abụghị ịdị n'otu nke ule ịgbado agaghị agafe uru akọwapụtara.
Usoro eruba: Mgbe eriri ígwè na-akpaghị aka na-agbanye n'ime ụdị diski dị mkpa ma na-emepụta ya mgbe niile, a na-edozi ya site na multipass straightener, wee banye n'ime igwe ịgbado ọkụ dị elu. Onye na-agbado n'apata dị elu na-agbacha nsọtụ abụọ ahụ ka ọ wee mepụta eriri agbado okirikiri. Mgbe ịgbado ọkụ ahụ, a na-eme ka ọkpọkọ ígwè dị nha ma belata site na nhazi na ịkpụ. N'ikpeazụ, a na-emenyụ ọkpọkọ ígwè ma na-ekpo ọkụ site na njedebe nke njedebe, wee fesa ya na primer iji mezue usoro mmepụta.
(6) Ọkọlọtọ ngwaahịa gbt8163-2008Galvanized welded Square ngalaba ígwèmaka Mbufe mmiri mmiri gbt9711.1-1997 Igwe mmiri Alloy Steel na-eguzogide mmiri maka ụlọ ọrụ mmanụ na mmanụ gas Nkebi 1: Mmepe nkeỌkpụkpụ ígwè enweghị nkebi nke gbara ọkpụrụkpụgbt3094-1986 Igwe anaghị agba nchara maka obere nrụgide na ndị na-esi mmiri ọkara gb5310-95 Nnukwu oghere ịgbado ọkụ eletrik maka obere mmiri ọkụ syt5038-2000 (ọkọlọtọ ministri).