Q235B Ajija tube
Awọn iṣedede lilo ti o wọpọ fun awọn paipu irin ajija ni gbogbogbo pin si: SY/T5037-2000 (boṣewa Ile-iṣẹ, ti a tun pe ni ajija okun submerged arc welded, steel pipe fun awọn opo gigun ti omi lasan), GB/T9711.1-1997 (boṣewa orilẹ-ede, ti a tun pe ni epo ati gaasi ile ise gbigbe irin pipe Apa akọkọ ti awọn ipo ifijiṣẹ imọ-ẹrọ: Ite A paipu irin (GB/T9711.2 Ite B irin pipe ti wa ni muna ti a beere), API-5L (American Petroleum Institute, tun npe ni pipeline, irin pipe; ti pin si meji onipò: PSL1 ati PSL2), SY/T5040-92 (Ajija submerged aaki welded irin pipe fun opoplopo).
(1) Awọn ohun elo aise jẹ awọn iyipo irin, awọn onirin alurinmorin, ati awọn ṣiṣan.Awọn ayewo ti ara ati kemikali to muna ni a nilo ṣaaju idoko-owo.
(2) Apapọ apọju ti ori irin ati iru, ni lilo okun waya-ọkan tabi okun waya meji ti a fi sinu arc alurinmorin, lẹhin gbigbe sinu paipu irin, alurinmorin arc submerged laifọwọyi ni a lo fun alurinmorin titunṣe.
(3) Ṣaaju ki o to dagba, rinhoho naa gba ipele ipele, gige eti, eto eti, mimọ dada ati gbigbe, ati itọju atunse-tẹlẹ.
(4) Iwọn titẹ titẹ olubasọrọ ina mọnamọna ni a lo lati ṣakoso titẹ ti awọn silinda ni ẹgbẹ mejeeji ti conveyor lati rii daju pe gbigbe dan ti rinhoho naa.
(5) Gba Iṣakoso ita tabi ti abẹnu Iṣakoso eerun lara.
(6) Ẹrọ iṣakoso aafo weld ni a lo lati rii daju pe aafo weld pade awọn ibeere alurinmorin, ati iwọn ila opin paipu, iye aiṣedeede ati aafo weld ti wa ni iṣakoso muna.
(7) Mejeeji alurinmorin inu ati alurinmorin ita gba ẹrọ alurinmorin ina mọnamọna Lincoln ti Amẹrika fun okun waya kan tabi alurinmorin arc ilọpo meji, lati le gba awọn pato alurinmorin iduroṣinṣin.
(8) Awọn welds ni a ṣe ayẹwo nipasẹ ohun elo aipe alaifọwọyi ultrasonic ti o tẹsiwaju lori ayelujara, eyiti o ṣe iṣeduro 100% agbegbe idanwo ti kii ṣe iparun ti awọn welds ajija.
(9) Lo ẹrọ gige pilasima afẹfẹ lati ge paipu irin si awọn ege kọọkan.
(10) Lẹhin gige sinu awọn paipu irin ẹyọkan, awọn paipu irin mẹta akọkọ ti ipele kọọkan yoo gba eto ayewo akọkọ ti o muna lati rii daju pe ilana ṣiṣe paipu jẹ oṣiṣẹ ṣaaju ki o to fi sii ni ifowosi si iṣelọpọ.
(11) Awọn ẹya ara pẹlu lemọlemọfún sonic flaw erin aami bẹ lori awọn welds faragba Afowoyi ultrasonic ati X-ray tun-ibewo.
(12) Awọn paipu ibi ti awọn okun irin apọju alurinmorin seams ati awọn D-sókè isẹpo intersecting awọn ajija alurinmorin seams ti wa ni gbogbo ayewo nipa X-ray tẹlifisiọnu tabi o nya aworan.
(13) Paipu irin kọọkan n gba idanwo titẹ agbara hydrostatic, ati titẹ naa gba aami radial kan.Titẹ idanwo ati akoko jẹ iṣakoso muna nipasẹ ẹrọ wiwa microcomputer hydraulic paipu irin.Awọn paramita idanwo ti wa ni titẹ laifọwọyi ati gbasilẹ.
(14) Pipe ipari machining, ki awọn inaro ti awọn opin oju, awọn bevel igun ati awọn obtuse eti le ti wa ni deede dari.
Ajija seaam submerged arc welded, irin pipe (SY5036-83) fun titẹ-ti nso ito gbigbe ti wa ni o kun lo fun pipelines fun gbigbe epo ati adayeba gaasi;ajija pelu ga-igbohunsafẹfẹ welded irin pipe (SY5038-83) fun titẹ-ti nso ito gbigbe, lilo ga-igbohunsafẹfẹ ipele alurinmorin ọna Welded, ajija pelu ga-igbohunsafẹfẹ welded irin pipe fun titẹ-ti nso ito gbigbe.Paipu irin naa ni agbara ti o ni agbara ti o lagbara ati ṣiṣu ṣiṣu ti o dara, eyiti o rọrun fun alurinmorin ati sisẹ.Ni gbogbogbo, ajija okun submerged arc welded paipu irin (SY5037-83) fun gbigbe omi titẹ kekere ni a ṣe nipasẹ alurinmorin arc submerged laifọwọyi apa meji tabi alurinmorin apa kan fun omi, paipu irin ti a fi silẹ fun gbigbe omi titẹ kekere gbogbogbo gẹgẹ bi awọn gaasi, air ati nya
