Quality Control Of Steel Structure

Quality Control Of Steel Structure Mmepụta

Mbelata gas (mbelata ihe nkuchi ma ọ bụ igbutu ire ọkụ) kwesịrị ịkacha mma ka ịcha CNC, mbelata nkenke, na ịkpụ obere akpaka. Mgbe a na-eji mbepụ nke dị n'elu eme ihe n'enweghị ihe ọ bụla, a pụrụ iji ịkpụ aka na-eme ihe, a pụkwara iji ngwá ọrụ inyeaka dị ka ịkpụzi ihe. N'otu oge ahụ, 3-The machining allowance of 4mm is machined or smoothed with a grinding wheel.

Maka akụkụ efere ígwè nke yiri nkewa, ogologo oghere dị n'akụkụ abụọ kwesịrị ịbụ gas na-egbutu n'otu oge iji gbochie saber ka ọ ghara imebi. Mgbe a na-eme ịgbado ọkụ gas na-enweghị ihe ọ bụla n'otu oge ahụ, a ga-eji akụkụ nke gas-ibe, na 30-50mm na-ahapụ nwa oge n'etiti nsọtụ abụọ nke slit na n'etiti akụkụ. Mgbe mmiri dị jụụ, bepụ 30-50mm n'ebe ọ bụla.

Ekwesịrị ime ịkpụ gas n'elu ikpo okwu pụrụ iche, ọ ga-abụkwa akara akara ma ọ bụ akara n'etiti ikpo okwu na efere ígwè a ga-egbutu. Ihe niile bụ isi, ọ gwụla ma akọwapụtaghị ya na eserese imewe, agaghị eji ihe dị mkpụmkpụ gbakọta.

A ga-enyochagharị ígwè niile dịka ndokwa nke nkọwa kwekọrọ tupu eji ya. Ọ bụrụ na enwere nrụrụ, wdg, a ga-agbatị usoro ahụ ma dozie ya n'emebighị ígwè ahụ. Ijikọ ihe owuwu ígwè dị mgbagwoju anya kwesịrị ibu ụzọ gbakọta.

Maka ngbanwe a na-anabata nke ịgbado ọkụ, ime oghere na mgbakọ nke ihe nhazi nchara, biko rụtụ aka na “Iwu igwe dị elu” na “Iwu nyocha”. Ebe nke splicing nodes nke nnukwu components ga-akwado site na imewe unit.

Ihe owuwu ígwè ịgbado ọkụ na-ewu Ogo njikwa

Pre-weld preheating na post-weld okpomọkụ ọgwụgwọ: N'ihi na welds ndị kwesịrị tupu welded na post-weld okpomọkụ ọgwụgwọ, na preheating okpomọkụ ma ọ bụ post-ekpo ọkụ okpomọkụ kwesịrị ịbụ dị ka ugbu a dị mkpa mba ụkpụrụ ma ọ bụ kpebisiri ike site na usoro ule.

Mpaghara ahụ dị n'akụkụ abụọ nke bead weld, na obosara nke akụkụ ọ bụla kwesịrị ịbụ ihe karịrị 1.5 ugboro n'ịdị arọ nke weldment, ma ghara ịbụ ihe na-erughị 100mm; Ekwesịrị ịme ọgwụgwọ ọkụ ọkụ ozugbo ozugbo ịgbado ọkụ, na oge njide kwesịrị ikpebi dị ka ọkpụrụkpụ nke efere ahụ, 1h kwa 25mm efere efere.

A machibidoro iwu ibido arc n'elu igwe isi na mpụga mpaghara weld. Mpaghara mpaghara nke arc na-amalite n'ime oghere ga-agbaji otu ugboro, ọ nweghịkwa oghere arc ga-ahapụ.

Multi-layer welds kwesịrị ịnọgide na-welded, na onye ọ bụla oyi akwa nke weld kwesịrị kpochara na oge mgbe ịgbado ọkụ.

4The carbon structural ígwè kwesịrị mma na ambient okpomọkụ na weld, na ala-alloy ígwè kwesịrị doro na-abụghị ebibi ihe nke weld 24 awa mgbe ẹkụre ịgbado ọkụ.

N'ime ịgbado ọkụ nke nnukwu efere na nkwonkwo fillet nwere oke karịa 20mm, ụlọ ọrụ a na-ewu ụlọ (gụnyere mmepụta na nrụnye ga-eme ihe niile dị mkpa iji gbochie ịkwanye laminar na ntụzịaka ọkpụrụkpụ.

Ọzọkwa, mgbe efere efere ≥ Mgbe ọkpụrụkpụ bụ 30mm, iji gbochie layered tearing na ọkpụrụkpụ direction, tupu ịgbado ọkụ, ultrasonic flaw nchọpụta ga-rụrụ na mpaghara nke ugboro 2 efere efere gbakwunyere 30mm n'akụkụ abụọ. nke centerline nke isi metal weld. Agaghị enwe mgbawa, interlayers na ntụpọ dị ka delamination dị.

Mgbe a na-eji efere nkwado ime obodo eme ihe maka ịgbado ọkụ, na mgbakwunye na nha ọdịiche dị na mgbọrọgwụ nke oghere ịgbado ọkụ, nke ga-emerịrị ihe ndị a chọrọ, a ga-ejikọta efere nkwado na weldment nke ọma, nke mere na ịgbado ọkụ ahụ nwere ike igbari n'ime ya. efere nkwado ahụ, wee mezuo ihe ndị a chọrọ:

• Teknụzụ chọrọ nke efere nkwado kwesịrị ịbụ otu ihe ahụ dị ka ihe ịgbado ọkụ.
• Usoro nhazi nke efere nkwado kwesịrị ịdị ka nke ihe ndị a na-agbado welded.
• Mgbe ịgbado ọkụ ahụ gwụchara, a na-ewepụ efere nkwado ahụ site na ịkpụ. Akụkụ mbụ nke njikọ dị n'etiti akụrụngwa na efere nkwado kwesịrị ịdị nro ma lelee maka mgbawa ọ bụla.

Mgbe ị na-agbado n'akụkụ ndị agbakwunyere, a ga-eji ihe ndị dị ka electrodes dị mkpa, obere ihe dị ugbu a, akwa akwa na oge ịgbado ọkụ iji chịkwaa okpomọkụ nke akụkụ ahụ niile agbakwunyere iji zere ọkụ na coagulation.

Mgbe ịgbado ọkụ n'akụkụ atọ na gburugburu fillet, nkuku ga-anọgide na-welded. Agaghị ejikọta ndị otu nchara nchara n'okpuru nrụgide. Welds kwesịrị ịzenarị ibe ya dịka o kwere mee.

Nrụnye nrụnye igwe nrụnye njikwa ogo

1. Mgbe ị na-ebuli kọlụm nchara nke ngalaba, jiri usoro ntuli elu abụọ. Mgbe a na-ebuli elu ma dozie ya, a na-enye nkwado nwa oge iji gbochie ya site na ifufe ma ọ bụ ndị ọzọ dịpụrụ adịpụ.
2. Ihe owuwu ígwè ahụ kwesịrị inwe akwụkwọ njirimara ngwaahịa mgbe ọ na-abanye na saịtị ahụ, yana ọrụ ya dị ka njikọ ịgbado ọkụ, njikọ eriri, na mmepụta ihe nchara ígwè kwesịrị iru eru.
3. Lelee nkwụsi ike nke ebuli akụrụngwa, họrọ igwe ebuli elu nke ọma, wee chọpụta atụmatụ mbuli elu nke akụ na ụba na enwere ike.
4. Ọdịdị ígwè ahụ kwesịrị izute ihe ndị chọrọ imewe na nkọwapụta. A ghaghị imezi ma dozie nrụrụ nke usoro ígwè na peeling nke mkpuchi nke ụgbọ njem, ikpokọta, ịkwanye, wdg.
5. Maka ntinye nke ọtụtụ akụkụ ma ọ bụ ndị na-eme elu elu, mgbe ebuli elu nke oyi akwa ọ bụla gwụchara, a ga-edozi ya dịka ndekọ nnabata nke etiti na data nha, ma gwa onye nrụpụta ka ọ gbanwee ogologo nke ndị otu ahụ. ọ bụrụ na ọ dị mkpa.
6. Maka ọnụ ọnụ nke achọrọ ka ọ sie ike na nhazi ahụ, ụgbọ elu abụọ a na-akpakọrịta ga-abụrịrị 70% nso na ibe ya ma lelee 0.3mm feeler gauge. Oghere kachasị n'etiti ọnụ ya agaghị agafe 0.8mm.
7. Ọnọdụ mpi ahụ kwesịrị ijide n'aka na nkwụsi ike nke ala nke kọlụm ahụ, na nhazi nke mpi ahụ kwesịrị ikwe ka kọlụm ma ọ bụ isi buru ibu ndị ọzọ.
8. A ghaghị iduzi axis nke kọlụm ọ bụla ozugbo site na akara akara ala, ọ bụghị site na axis nke kọlụm dị ala; Ekwesịrị ịchịkwa elu ala nke ihe owuwu dị ka ịdị elu dị elu ma ọ bụ imewe dị elu.
9. Mgbe oghere stiffness unit e guzobere, ọdịiche dị n'etiti kọlụm ala efere na ntọala n'elu kwesịrị dochie nkume ọma ihe na grouting ihe na oge.
10. Mgbe a na-ebufe ihe owuwu ígwè ahụ, kpokọta ma tinye ya, a ghaghị ijide n'aka nkwụsi ike nke ihe owuwu ahụ, na ihe owuwu ahụ ekwesịghị ime ka ọ bụrụ ihe na-adịgide adịgide.
11. N'etiti ihe nchara ejikọrọ site na bolts ike dị elu, a naghị anabata reaming ma ọ bụrụ na ọ dị ya mma, na ịkachasị ikuku gas ka amachibidoro. 12. N'ihi na echichi ziri ezi na ekwe njehie nke components, biko rụtụ aka na "High Steel Regulations", "Steel Regulations" na "Nleba Iwu".
12. Ihe mkpuchi agbakwunyere: N'oge a na-agbanye mmiri, ọ dị mkpa iji hụ na ntọala ntọala na-adịgide. N'oge niile nke ihe owuwu, a ga-emerịrị ihe iji chebe bolts, eri na mkpụrụ site na mmebi, nrụrụ na mmetọ. Ndị nche bolt e liri na ntọala kwesịrị ịdị ọcha na enweghị ihe mkpori.
13. Grouting: The grouting nke ala efere nke kọlụm isi ga-mere mgbe Ọdịdị gafeworo alignment, larịị na verticality ule, nwere nkwado zuru ezu, na-n'ụzọ ziri ezi na ike jikọọ na-adịgide adịgide njikọ so. Oghere dị n'okpuru efere ntọala ga-ewepụ ma hichaa tupu grouting. A ga-ejikere grout azụmahịa, gwakọta ya ma kpochaa ya dịka ntuziaka onye nrụpụta si dị. Ekwesịrị ịme ule ma ọ dị mkpa.
14. Mgbe ị na-etinye kọlụm nchara profaịlụ, jikwaa ịdị larịị na mkpirisi nke ụkwụ kọlụm, mee ka bolts stud sie ike, ma marakwa kwụ ọtọ nke kọlụm nchara profaịlụ.

Nhazi Ọdịmma Steel Anti-corrosion Construction Quality Control:

Tupu ígwè Ọdịdị na-ese, na burrs, nchara, oxide ọnụ ọgụgụ, mmanụ stains na Mgbakwụnye n'elu nke components ga-kpamkpam wepụrụ kpamkpam, na nchara kwesịrị kpamkpam wepụrụ site sandblasting, ogbugba ogbunigwe, wdg On-site agba na. Enwere ike ime iwepụ nchara site na igwe eletrik. , Pneumatic nchara na-ewepu ngwá ọrụ nke ọma na-ewepụ nchara, mgbe nchara nchara nchara na-eru eru, a ga-ese ya n'ime oge a chọrọ.

N'ihi na akụkụ ndị e mgbochi-nchara primer, ma e nwere mmebi, nchara, peeling, wdg, na akụkụ ndị na-abụghị mgbochi-nchara primer, ha kwesịrị ka a na-emeso ya na agba agba. Ihe ndị a kapịrị ọnụ bụ: jiri epoxy zinc-rich primer dị ka ihe ndozi mgbochi nchara, wee dị ka ebe ahụ si dị, mee sealer, midway paint, na topcoat n'usoro.

Mgbe bolts ejikọrọ na saịtị na-agbanye, a ga-etinye agba na-egbochi nchara dịka ihe a chọrọ. Maka bolts ndị a na-eji na mbara igwe ma ọ bụ na gburugburu ebe obibi na-emebi emebi, na mgbakwunye na itinye agba mgbochi nchara, a ga-eji mmanụ ma ọ bụ putty mechie nkwonkwo nke efere njikọ na oge.

Njikwa Ogo Nrụpụta nke Nrụpụta Steel-Concrete:

Iji dozie esemokwu gbasara oghere n'etiti profaịlụ profaịlụ na ogwe nchara na ogwe osisi na nkwonkwo kọlụm na profaịlụ nke ígwè-concrete frame, nke mere na-aghọta na continuity na penetration nke isi Ogwe na kọlụm si ala ruo n'elu ma hụ na. iguzosi ike n'ezi ihe ya, ọ dị mkpa iji hazie oghere ígwè na ogidi profaịlụ tupu nhazi.

Mezue nkọwa zuru ezu nke ọnọdụ perforation nke ígwè ígwè: Tụkwasị na nke ahụ, iji mee ka ọkpụkpụ na-adọta mgbe a na-akwado usoro nhazi ahụ, a ghaghị ime nhazi zuru ezu nke ọnọdụ nke anya na-adọta anya na kọlụm ígwè.

Tupu echichi nke nchara ígwè, a ga-enyocha axis nke ụlọ ahụ, axis nke ntọala na ọnọdụ na elu nke arịlịka arịlịka, na a ga-anwale ntọala na usoro ntinye aka na nnabata.

Ike nke ihe ntọala ahụ ga-emerịrị ihe ndị a chọrọ tupu echichi; ebe ntụaka nke akara axis ntọala na elu ga-abụ nke ziri ezi na zuru oke; ntinye nke kọlụm ígwè profaịlụ: na-achịkwa elu, na-achịkwa verticality, na-achịkwa ọnọdụ, ọnọdụ nke arịlịka bolt na elu nkwado ga-abụ nke ziri ezi.

A ga-edobe efere nchara nchara nke a na-eji na ntinye nke kọlụm nke profaịlụ profaịlụ n'okpuru efere ala nke ụkwụ kọlụm dị nso na arịlịka arịlịka, na otu abụọ nke efere nkwado kwesịrị ịhazi n'akụkụ nke ọ bụla stud bolt. Njikọ dị n'etiti efere nkwado na ala ala na ala ala nke kọlụm kwesịrị ịdị larịị ma sie ike. Tupu grouting ala ala efere nke kọlụm, efere nkwado kwesịrị welded na idozi.

Ekwesịrị itinye mgbakwunye nkwado nke kọlụm nchara nchara siri ike dabere na nsonaazụ nrụpụta zuru oke nke ọnọdụ nke isi nkwalite. A ghaghị ijide n'aka na ọnọdụ nke isi nkwalite na-agafe na efere flange nke nchara ígwè profiled bụ ihe ziri ezi, na njedebe nke akụkụ a nke nkwado ahụ chọrọ n'oge usoro nhazi dum nke kọlụm.

Mgbe ị na-etinye ihe mgbakwunye isi site na nchara profaịlụ ma ọ bụ nchara na-akwado corbel flange plate, buru ụzọ nyefee nkwado ahụ nke a ga-ejikọta site na oghere nkwado site na ala ruo n'elu, wee jiri uwe aka pụrụ iche jikọọ na nkwado nke ala.

Ihe na-akpali akpali na nkwonkwo nke profaịlụ metal-concrete frame nwere ike ịhazi ya n'ime oghere oghere n'ihi mmetụta nke nchara nchara na-akwado nkwado corbel webs. Factory pre-soldered) ịgbado ọkụ.

N'oge nhazi nke efere ígwè arịlịka n'elu kọlụm ahụ, ọ dị mkpa idobe oghere nkwado dị ka nsonaazụ nke ime ime omimi nke nhazi nkwado isi. A ga-ejupụta weld ahụ na oghere dị n'etiti oghere echekwara na nkwado ahụ, na elu nke weld kwesịrị ịkwanye n'elu elu nke efere arịlịka;

Jiri nlezianya tụlee ogologo oge nke akụrụngwa, mee ihe ezi uche dị na ya, ma na-achịkwa ọnụ ọgụgụ nke nkwonkwo ígwè nchara n'otu akụkụ iji mezuo ihe achọrọ nke nkọwa ahụ.

Ọnọdụ nke nkwonkwo ígwè ígwè, oghere nke ndị na-akpali akpali, na akụkụ nke nkwụnye ọkụ ga-emerịrị ihe ndị a chọrọ maka nkọwa ihe owuwu na imewe, na ịnakwere zoro ezo ga-emerịrị.

Tupu akwado kọlụm ahụ, a ga-ewepụ waya ahụ n'elu ala, na ọnọdụ nke kọlụm kwesịrị ịdị n'etiti, na ọnọdụ nke nkwado nke kọlụm kwesịrị idozi.

Concrete wụsara N'ihi na ok mkwado gburugburu nchara ngalaba na mmetụta nke akụkụ ígwè doo n'elu nke kọlụm, ọ na-esi ike wụsa na nkịtị ihe. Nhọrọ nke ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ dị mma na-eme ka ọ dị mma na-eme ka ọ dị mma.

Ọ bụrụ na ọ dị oke ngwa ngwa, a ga-achịkwa ịdị elu uyi n'ihe dịka 0.5m n'oge ọ bụla, na oge dị n'etiti oge abụọ nke ntụ ntụ kwesịrị ịchịkwa ihe dịka nkeji iri na ise.

Mgbe ị na-awụsa ihe, jiri hama rọba tie n'èzí nke nhazi ahụ, karịsịa akụkụ anọ nke kọlụm ahụ, iji chọpụta ma a na-agbanye ihe ahụ nke ọma, ọ na-enye aka iwepụ pores n'ime ihe.