Chitoliro Chachitsulo Chonyezimira: Chitsogozo Chokwanira Chotsimikizira Malumikizidwe Abwino Komanso Odalirika

Kufotokozera Kwachidule:

Izi zikuphatikiza magawo asanu a electric-fusion(arc)-welled helical-seam steel pipe.Chitolirocho chimapangidwira kunyamula madzi, gasi kapena nthunzi.

Ndi mizere 13 yopanga mizere yozungulira zitsulo, Cangzhou Spiral Steel mapaipi gulu Co., Ltd. imatha kupanga mipope yachitsulo ya helical-msoko ndi m'mimba mwake kuchokera 219mm mpaka 3500mm ndi makulidwe a khoma mpaka 25.4mm.


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Tsegulani:

M'mafakitale onse, mapaipi achitsulo amagwiritsidwa ntchito kwambiri chifukwa cha mphamvu zawo, kulimba, komanso kusinthasintha.Mukalumikiza mapaipi achitsulo, kuwotcherera ndi njira yabwino kwambiri.Kuwotcherera kumapanga malumikizano amphamvu omwe amatha kupirira zovuta zambiri, zomwe zimapangitsa kuti zikhale zofunika kwambiri m'magawo monga zomangamanga, mafuta ndi gasi, ndi kupanga.Mubulogu iyi, tilowa pansi pa kufunikira kwa kuwotcherera chitoliro chachitsulo ndikupereka chitsogozo chokwanira kuti titsimikizire kulumikizana koyenera komanso kodalirika.

Mechanical Property

  Gulu A Gulu B Gulu C Gulu D Gulu E
Yield strength, min, Mpa(KSI) 330 (48) 415 (60) 415 (60) 415 (60) 445 (66)
Tensile mphamvu, min, Mpa(KSI) 205 (30) 240 (35) 290 (42) 315 (46) 360 (52)

Chemical Composition

Chinthu

Kupanga, Max,%

Gulu A

Gulu B

Gulu C

Gulu D

Gulu E

Mpweya

0.25

0.26

0.28

0.30

0.30

Manganese

1.00

1.00

1.20

1.30

1.40

Phosphorous

0.035

0.035

0.035

0.035

0.035

Sulfure

0.035

0.035

0.035

0.035

0.035

Kuyesedwa kwa Hydrostatic

Utali uliwonse wa chitoliro uyenera kuyesedwa ndi wopanga ku mphamvu ya hydrostatic yomwe idzapangitse mukhoma wa chitoliro kupsinjika kosachepera 60% ya mphamvu zokolola zosachepera zomwe zafotokozedwa kutentha.Kupanikizika kumatsimikiziridwa ndi equation yotsatirayi:
P=2St/D

Kusiyanasiyana Kololedwa Pakulemera ndi Makulidwe

Utali uliwonse wa chitoliro uyenera kuyezedwa padera ndipo kulemera kwake sikuyenera kusiyana kuposa 10% kuposa kapena 5.5% pansi pa kulemera kwake, kuwerengeredwa pogwiritsa ntchito kutalika kwake ndi kulemera kwake pa kutalika kwake.
Kuzungulira kwakunja sikuyenera kusiyanasiyana kupitilira ± 1% kuchokera m'mimba mwake mwadzina.
Makulidwe a khoma nthawi iliyonse sayenera kupitirira 12.5% ​​pansi pa makulidwe omwe atchulidwa.

Utali

Kutalika kwachisawawa chimodzi: 16 mpaka 25ft (4.88 mpaka 7.62m)
Kutalika kwapawiri: kupitirira 25ft mpaka 35ft(7.62 mpaka 10.67m)
Utali wofanana: kusiyanasiyana kovomerezeka ±1in

Kutha

Milu ya mipope iyenera kukhala ndi malekezero omveka, ndipo ma burrs kumapeto kwake adzachotsedwa.
Pamene mapeto a chitoliro amatchulidwa kuti ndi bevel amatha, ngodya iyenera kukhala 30 mpaka 35 digiri

Chitoliro chachitsulo cha Ssaw

1. Kumvetsetsa mapaipi achitsulo:

 Mapaipi achitsulobwerani mosiyanasiyana, mawonekedwe ndi zida, chilichonse choyenera kugwiritsa ntchito.Nthawi zambiri amapangidwa ndi chitsulo cha carbon, chitsulo chosapanga dzimbiri kapena chitsulo cha alloy.Mapaipi achitsulo cha kaboni amagwiritsidwa ntchito kwambiri chifukwa cha kuthekera kwawo komanso mphamvu zake, pomwe mapaipi osapanga dzimbiri amapereka kukana kwa dzimbiri.M'malo otentha kwambiri, mapaipi azitsulo a alloy amakondedwa.Kumvetsetsa mitundu yosiyanasiyana ya chitoliro chachitsulo kudzakuthandizani kudziwa njira yoyenera yowotcherera.

2. Sankhani njira yowotcherera:

Pali njira zingapo zowotcherera zomwe zimagwiritsidwa ntchito polumikiza chitoliro chachitsulo, kuphatikiza kuwotcherera kwa arc, kuwotcherera kwa TIG (tungsten inert), kuwotcherera kwa MIG (gesi inert), ndi kuwotcherera kwachitsulo pansi pamadzi.Kusankha njira kuwotcherera zimadalira zinthu monga zitsulo mtundu, chitoliro awiri, kuwotcherera malo ndi olowa mapangidwe.Njira iliyonse ili ndi ubwino ndi malire ake, kotero kusankha njira yoyenera kwambiri yogwiritsira ntchito yomwe mukufuna ndiyofunikira.

3. Konzani chitoliro chachitsulo:

Kukonzekera bwino kwa chitoliro musanayambe kuwotcherera ndikofunikira kuti mukwaniritse mgwirizano wamphamvu komanso wodalirika.Zimaphatikizapo kuyeretsa pamwamba pa chitoliro kuchotsa dzimbiri, sikelo kapena zowononga.Izi zitha kuchitika ndi njira zoyeretsera zamakina monga kupukuta waya kapena kugaya, kapena kugwiritsa ntchito zotsukira mankhwala.Kuphatikiza apo, kuyimitsa chitoliro kumapeto kumapanga poyambira ngati V yomwe imalola kulowa bwino kwa zinthu zodzaza, motero kumathandizira kuwotcherera.

4. Ukadaulo wowotcherera:

Njira yowotcherera yomwe imagwiritsidwa ntchito imakhudza kwambiri mtundu wa olowa.Kutengera ndi njira yowotcherera yomwe imagwiritsidwa ntchito, magawo oyenera monga kuwotcherera pakali pano, voteji, liwiro laulendo ndi kulowetsa kutentha ziyenera kusanjidwa.Luso ndi luso la wowotchera zimathandizanso kwambiri kuti apeze chowotcherera chabwino komanso chopanda chilema.Njira monga kugwiritsa ntchito ma elekitirodi moyenera, kusunga arc yokhazikika, ndikuwonetsetsa kuti mpweya wotetezedwa ukuyenda bwino kungathandize kuchepetsa zolakwika monga porosity kapena kusowa kwa fusion.

5. Kuyang'anira pambuyo pa kuwotcherera:

Kuwotcherera kukatha, ndikofunikira kuyang'ana pambuyo pa weld kuti muwone zolakwika kapena zolakwika zomwe zingasokoneze kukhulupirika kwa olowa.Njira zoyesera zosawononga monga kuyang'anira zowona, kuyesa kolowera kwa utoto, kuyesa kwa tinthu tating'onoting'ono kapena kuyesa kwa akupanga kungagwiritsidwe ntchito.Kuyendera uku kumathandizira kuzindikira zovuta zomwe zingayambitse ndikuwonetsetsa kuti zolumikizira zowotcherera zimakwaniritsa zofunikira.

Chitoliro Chowotcherera cha Arc

Pomaliza:

 Chitoliro Chachitsulo Chowotchererazimafunikira kuganiziridwa mozama ndikuwongolera moyenera kuti zitsimikizire kulumikizana koyenera komanso kodalirika.Pomvetsetsa mitundu yosiyanasiyana ya chitoliro chachitsulo, kusankha njira yoyenera yowotcherera, kukonzekera bwino chitoliro, kugwiritsa ntchito njira zoyenera zowotcherera, ndikuchita kuyendera pambuyo pa weld, mukhoza kukwaniritsa ma welds amphamvu komanso apamwamba.Izi zimathandiza kupititsa patsogolo chitetezo, kudalirika ndi moyo wautumiki wa mapaipi achitsulo muzogwiritsira ntchito zosiyanasiyana zomwe zimakhala zofunikira kwambiri.


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