Orisirisi awọn ọpọn onigun mẹrin ti o nipọn ti wa ni adani
1. Ni ibamu si awọn ilana - aaki alurinmorin square tube, resistance alurinmorin square tube (ga igbohunsafẹfẹ ati kekere igbohunsafẹfẹ), gaasi alurinmorin square tube ati ileru alurinmorin square tube.
2. Ni ibamu si awọn weld - taara welded square pipe ati ajija welded square pipe.
Awọn tubes onigun mẹrin ti pin si awọn tubes onigun mẹrin erogba, irin ati awọn tubes square alloy kekere ni ibamu si ohun elo.
1. Arinrin erogba irin ti pin si Q195, Q215, Q235, SS400, 20 # irin, 45 # irin, ati be be lo.
2. Awọn irin alloy kekere ti pin si Q345, 16Mn, Q390, St52-3, ati be be lo.
Production bošewa classification
Awọn tubes onigun mẹrin ti pin si awọn tubes onigun mẹrin ti orilẹ-ede, awọn tubes onigun mẹrin boṣewa Japanese, awọn tubes square boṣewa Ilu Gẹẹsi, awọn tubes square boṣewa Amẹrika, awọn tubes onigun mẹrin boṣewa Yuroopu ati awọn tubes square ti kii ṣe boṣewa ni ibamu si awọn iṣedede iṣelọpọ.
Awọn paipu onigun mẹrin jẹ ipin ni ibamu si apẹrẹ apakan:
1. Simple apakan square tube: square tube, onigun square tube.
2. Square tube pẹlu eka apakan: flower sókè square tube, ìmọ square tube, corrugated square tube ati ki o pataki-sókè square tube.
Square oniho ti wa ni pin si gbona-fibọ galvanized square oniho, elekitiro galvanized oniho oniho, oiled square oniho ati pickled square oniho gẹgẹ bi itọju dada.
Awọn tubes onigun mẹrin ti wa ni ipin nipasẹ idi: Awọn tubes square fun ohun ọṣọ, awọn tubes square fun ohun elo ẹrọ ẹrọ, awọn tubes square fun ile-iṣẹ ẹrọ, awọn tubes square fun ile-iṣẹ kemikali, awọn tubes square fun ọna irin, awọn tubes square fun gbigbe ọkọ, awọn tubes square fun ọkọ ayọkẹlẹ, awọn tubes square fun irin tan ina ati ọwọn, ati square tubes fun pataki ìdí.
Awọn tubes onigun mẹrin ti wa ni ipin gẹgẹbi sisanra ogiri: afikun awọn tubes onigun onigun ti o nipọn, awọn tubes onigun onigun ti o nipọn ati awọn tubes onigun onigun tinrin.
1. Ṣiṣan ilana ti tube digi imototo
Paipu òfo - Ayewo - peeling - Ayewo - alapapo - perforation - Pickling - lilọ - Lubrication ati air gbigbe - alurinmorin ori - tutu iyaworan - ri to ojutu itọju - Pickling - pickling ati passivation - Ayewo - tutu sẹsẹ - degreasing - ori gige - air gbigbe. - didan inu inu - didan ita - Ayẹwo - Idanimọ - iṣakojọpọ ọja ti pari
2. Ise pipe ilana sisan
Paipu òfo - Ayewo - peeling - Ayewo - alapapo - perforation - Pickling - lilọ - Lubrication ati air gbigbe - alurinmorin ori - tutu iyaworan - ri to ojutu itọju - Pickling - pickling passivation - Ayewo
3. welded paipu ilana sisan
Uncoiling - ipele - ipari irẹrun ati alurinmorin - looper - lara - Alurinmorin - inu ati ita weld ileke yiyọ kuro - iṣatunṣe iṣaaju - itọju ooru fifa irọbi - iwọn ati titọ - idanwo eddy lọwọlọwọ - gige - ayewo hydraulic - Pickling - ayewo ikẹhin - apoti
4. Ṣiṣan ilana ti paipu square ti ko ni oju
Irin yika - tube òfo - Ayewo - alapapo - perforation - iwọn - gbona sẹsẹ - alapin ori - Ayewo - Pickling - iyipo annealing - tutu iyaworan - lara - titete isẹpo - Ayewo
