Q235 square tube pẹlu ga didara ati kekere owo
Q235 welded square pipe jẹ ẹya appelation ti square paipu, ti o ni, irin paipu pẹlu kanna ẹgbẹ ipari. O jẹ ti irin rinhoho ti yiyi nipasẹ ojutu imọ-ẹrọ. Ni deede, irin ṣiṣan naa ko ni idii, alapin, fifẹ ati welded lati ṣe paipu yika, ati lẹhinna paipu yika ti yiyi lati ṣayẹwo paipu onigun mẹrin welded Q235, ati lẹhinna ge si ipari ti a beere. Iwọn deede jẹ awọn ege 50 fun package. Agbara ntokasi si awọn iṣẹ ti Q235 welded square tube lati koju iparun (yẹ ṣiṣu abuku tabi egugun) labẹ aimi fifuye. Nitori awọn fọọmu iṣẹ ti fifuye pẹlu ẹdọfu, ihamọ, meandering, shear ati bẹbẹ lọ, nitori pe agbara tun pin si agbara fifẹ, agbara titẹ, agbara fifẹ, agbara irẹwẹsi ati bẹbẹ lọ. Nigbagbogbo asopọ kan pato wa laarin awọn agbara oriṣiriṣi. Ni lilo deede, agbara fifẹ jẹ iwọn agbara ipilẹ julọ. Agbara koju agbara iparun, eyiti a pe ni iji lile lile.
Awọn fifuye lori awọn ẹya ara pẹlu ilọsiwaju nla ni a npe ni idiyele ati ẹru idẹkùn. Agbara, ṣiṣu ati igun ti a jiroro nigbamii jẹ awọn afihan iṣẹ ẹrọ ti paipu onigun welded Q215 labẹ ẹru aimi. Ni iṣe, ọpọlọpọ awọn ẹrọ darí wa labẹ ẹru atunwi, ati pe gbogbo aye rẹ ni o rẹwẹsi ni agbegbe yii. Igun rirẹ jẹ abẹrẹ wọn lati ṣe iwọn rirọ ati ipele lile ti data irin. Ni awọn ọdun aipẹ, ọna ṣiṣe ipinnu igun inu ti o ṣọwọn lo julọ jẹ titẹ ni ọna igun. O nlo ifọkasi pẹlu nọmba kan ati apẹrẹ lati tẹ sinu oju data ti Q235 welded tube square labẹ ẹru kan, ati ni inu ṣe ipinnu iye igun rẹ ni ibamu si titẹ ni ipele. Awọn ọna ti o wọpọ pẹlu igun Brinell (HB), igun Rockwell (HRA, HRB, HRC) ati igun Vickers (HV). Plasticity angula n tọka si agbara ti iṣelọpọ ṣiṣu (aiṣedeede ti o yẹ) laisi iparun awọn ohun elo irin labẹ ẹru. Ṣiṣu Q215 welded square tube ti kii-bošewa seamless square tube ti wa ni extruded lati iran tube ipin ipin. Awọn adayanri laarin iran ati welded square tube jẹ gegebi. O jẹ iru tube onigun (tui igun onigun). Ẹmi ti ọpọlọpọ awọn ohun elo le ṣe ara ti tube square (tubu onigun mẹrin). Awọn oniwe-alabọde ni, idi ati ibi ti o ti lo. Pupọ awọn ọpọn onigun mẹrin welded Q215 jẹ awọn tubes irin, pupọ julọ awọn tubes square igbekale, awọn tubes square funfun, ile awọn tubes onigun mẹrin (awọn tubes onigun mẹrin), bbl
Òfo òfo ti paipu onigun welded le ṣe agbejade paipu welded pẹlu iwọn ila opin nla nla, ati òfo pẹlu iwọn kanna tun le gbe paipu welded pẹlu iwọn ila opin paipu oriṣiriṣi. Bibẹẹkọ, ni akawe pẹlu paipu onigun taara taara pẹlu gigun kanna, gigun weld pọ si nipasẹ 30 ~ 100%, ati iyara iṣelọpọ jẹ kekere.
Welded square oniho pẹlu tobi tabi nipọn opin ti wa ni gbogbo ṣe ti irin òfo taara, nigba ti kekere welded oniho ati tinrin-welded oniho nikan nilo lati wa ni welded taara nipasẹ irin rinhoho. Lẹhinna lẹhin didan ti o rọrun, iyaworan okun waya dara. Nitorinaa, alurinmorin okun taara jẹ lilo pupọ julọ fun awọn paipu welded iwọn ila opin, ati alurinmorin ajija ni a lo julọ fun awọn paipu welded iwọn ila opin nla.
Awọn ohun elo ti o wọpọ ti awọn paipu onigun mẹrin welded ni: Q235A, Q235C, Q235B, 16Mn, 20#, Q345, L245, L290, X42, X46, X60, X80, 0Cr13, 1Cr17, 00cr19ni11, 1Cr18Ni9,01cr18 etc.
Irin alagbara, irin pipe fun ohun ọṣọ (GB / T 18705-2002), irin alagbara, irin welded paipu fun ile ọṣọ (JG / T 3030-1995), ti o tobi iwọn ila opin welded, irin pipe fun kekere titẹ ito gbigbe (GB / T 3091-2001), ati paipu irin welded fun oluyipada ooru (yb4103-2000).
