Welded Square Tube
ṣe lati orilẹ-ede Ṣaina
Ohun elo: tube igbomikana,
Boya opo gigun ti epo ti wa ni asopọ pẹlu alloy: ti kii ṣe alloy
Apẹrẹ apakan: square
tube pataki: API
tube sisanra: 1.5-60
Itọju oju: awọ dudu
Ifarada: ± 1%
Awọn iṣẹ ṣiṣe: atunse, alurinmorin, punching, gige
Ohun elo: Q195/Q215/Q235/Q345/10#/20#
Dada: dudu sokiri kun
Apẹrẹ: tube onigun
Iṣakojọpọ: iṣakojọpọ boṣewa
Awọn ọrọ-ọrọ: paipu irin ti ko ni oju
Akoko ifijiṣẹ: 7-15 ọjọ
Inu apẹrẹ paipu irin: dudu ṣofo apakan
Opoiye ibere ti o kere julọ: 1 pupọ
Idi: Ilana ile
ọna ẹrọ: Hot Rolling
Ijeri: API
1. Welded square tube ni a ṣofo square apakan, irin square tube, tun mo bi ṣofo tutu-akoso irin. O ti ṣe agbekalẹ nipasẹ titẹ tutu ati alurinmorin igbohunsafẹfẹ giga lẹhin ti yiyi-gbona tabi ṣiṣan tutu-yiyi tabi okun bi òfo Irin Ti a ṣe apẹrẹ pẹlu apẹrẹ agbelebu-apakan onigun mẹrin ati iwọn.
Ni afikun si sisanra ti sisanra ogiri ti tube square ti o nipọn, iwọn igun ati filati eti de ọdọ tabi kọja ipele ti resistance welded tutu-fọọmu square tube. Awọn iwọn ti awọn R igun ni gbogbo laarin 2 igba ati 3 igba odi sisanra. .Ni ibamu si awọn aini awọn onibara, a tun le gbe awọn tubes square R-angle ti iwọn ti awọn onibara nilo;
2. Square tube Seamless square tube jẹ gigun irin gigun pẹlu apakan ṣofo ati pe ko si awọn isẹpo lori ẹba. O ti wa ni a square tube akoso nipa extruding a seamless tube nipasẹ 4 mejeji ti a m. Awọn onigun tube ni o ni a ṣofo apakan ati ki o ti lo ni titobi nla. O ti wa ni lo ninu omi gbigbe, eefun ti support, darí be, alabọde ati kekere titẹ, ga titẹ igbomikana tube, ooru paṣipaarọ tube, gaasi, epo ati awọn miiran ise. O ti wa ni okun sii ju welded ati ki o yoo ko kiraki.
1. Ṣiṣan ilana ti tube digi imototo:
Tube òfo-iyẹwo-peeling-inspection-alapapo-perforation-pickling-lilọ-lubrication ati air gbígbẹ-alurinmorin ori-tutu iyaworan-ojutu itọju-pickling-pickling Passivation-iyẹwo-tutu sẹsẹ-degreasing-gige-air gbígbẹ-ti inu didan. - didan ita-ayẹwo-siṣamisi-ti pari ọja.
2. Ilana paipu ile-iṣẹ
Tube òfo-iyẹwo-peeling-inspection-heating-perforation-pickling-grinding-lubrication ati air drying-welding head-tutu iyaworan-ojutu itọju-pickling-pickling Passivation-inspection.
3. Ṣiṣan ilana ti paipu welded
Uncoiling-leveling-opin irẹrun ati alurinmorin-loooper-forming-welding-inner and lode bead yiyọ-ṣaaju-atunṣe-induction itọju ooru-iwọn ati titọ-eddy idanwo-gige lọwọlọwọ ——Ayẹwo titẹ agbara Hydraulic——Pickling——Ayẹwo ikẹhin —— Iṣakojọpọ.
4. Lainidi square tube ilana
Yika irin-tube billet-iyẹwo-alapapo-lilu-iwọn-gbona yiyi-flat ori-iyẹwo-pickling-spherical annealing-tutu iyaworan-didara-Qikou- -idanwo
Q345A: C≤0.20, Mn ≤1.70, Si≤0.50, P≤0.035, S≤0.035;
Q345B: C≤0.20, Mn ≤1.70, Si≤0.50, P≤0.035, S≤0.035;
Q345C: C≤0.20,Mn
Q345D: C≤0.18,Mn
Q345E: C≤0.18, Mn ≤1.70, Si≤0.50, P≤0.025, S≤0.020, Al≥0.015;
Q345A, B, C, D, E Nb≤0.07，V≤0.15，Ti≤0.20，Cr≤0.30，N≤0.012，Mo≤0.10. 20#, Q235B
| Tabili paipu onigun mẹrin ti o nipọn (mm) | Tabili paipu onigun onigun ti o nipọn (mm) | ||
| 16 ~ 34×0.4～2.0 | 380 ~ 500× 380 ~ 500×8.0～30.0 | 10 ~ 20× 20 ~ 40× 0.6 ~ 12.0 | 250~300×100~250×6～30.0 |
| 16 ~ 34×0.4～2.0 | Miiran redraw sipesifikesonu jẹ bi wọnyi | 20× 50× 1.0～2.0 | 400×250×8～30.0 |
| 38× 38× 1.0 ~ 4.0 | 550× 550× 10.0 ~ 40.0 | 22~40×35~100×0.9～5.0 | 400~×300×8～30.0 |
| 40~95×40~95×1.0～8.0 | 600~1000×600~1000×10.0～50.0 | 25×40×0.9～3.75 | 450~500×200~450×8～30.0 |
| 100×100×2.0～8.0 | 50× 60×2.0～5.0 | Miiran redraw sipesifikesonu jẹ bi wọnyi | |
| 120~350×120~350×4.0～30.0 | 50 ~ 200× 60 ~ 150× 2.0～12.0 | 600~1000×200~800×10～28.0 | |
