Paipu irin ti ko ni ailopin jẹ iru irin gigun pẹlu apakan ṣofo ati pe ko si isẹpo ni ayika.Paipu irin ni apakan ṣofo ati pe o lo pupọ fun gbigbe awọn opo gigun ti omi, gẹgẹbi gbigbe epo, gaasi adayeba, gaasi, omi ati diẹ ninu awọn ohun elo to lagbara.Compared pẹlu irin to lagbara gẹgẹbi irin yika, paipu irin ni atunse kanna ati agbara torsional ati iwuwo fẹẹrẹ. O jẹ iru irin-apakan ti ọrọ-aje, irin ati pe o jẹ lilo pupọ ni iṣelọpọ ti awọn ẹya igbekale ati awọn ẹya ẹrọ, gẹgẹbi paipu lilu epo, ọpa awakọ ọkọ ayọkẹlẹ, fireemu kẹkẹ ati irin scaffolding ti a lo ninu ikole.

Akoko wiwa:

5 ṣiṣẹ ọjọ ni julọ.

Ilana idanwo:

DB, GB, GB/T, JB/T, NB/T, YB/T, ati be be lo.

Iru idanwo tube irin alailabawọn:

Ailokun gbona ti yiyi oju irin pipe idanwo: pẹlu paipu irin gbogbogbo, kekere ati alabọde titẹ igbomikana irin pipe, pipe igbomikana irin pipe, paipu irin alloy, paipu irin alagbara, paipu epo epo, paipu irin jioloji ati awọn idanwo pipe irin ti o gbona miiran .

Ailokun, irin tube tutu ti yiyi laisiyonu tube tube tube: Pẹlu eto gbogbogbo, ọna ẹrọ pẹlu tube irin ti ko ni iran, kekere alabọde igbomikana tube ti ko ni ojuu, tube igbomikana titẹ agbara giga, omi gbigbe pẹlu tube ailopin, iyaworan tutu tabi pipe pipe irin pipe pipe pipe, liluho jiolojikali, paipu liluho, eefun silinda silinda konge iwọn ila opin inu pipe pipe, tube ailopin fun ajile, ọkọ oju omi pẹlu paipu, tube wo inu epo, gbogbo rẹ iru alloy tutu ti yiyi laisiyonu irin awọn tubes bii wiwa.

Ailokun, irin tube yika idanwo tube irin alagbara: Epo ilẹ Geology lilu tube, petrochemical wo inu tube, igbomikana tube, ti nso tube ati mọto ayọkẹlẹ, tirakito, ofurufu ga-konge irin tube igbeyewo.

Idanwo paipu irin ti ko ni ailopin: paipu irin alagbara ti yiyi gbona, paipu irin alagbara irin alagbara extrusion gbona ati fifa tutu (yiyi) paipu irin alagbara, irin pipe-ferritic ologbele-Martensitic alagbara, irin pipe, martensitic alagbara, irin pipe, austenitic alagbara, irin pipe, austenite-ferritic iron pipe. eto irin alagbara, irin paipu, ati be be lo.

Wiwa jacking paipu ti ko ni ailopin: wiwa jacking tube ti iwọntunwọnsi titẹ afẹfẹ, iwọntunwọnsi omi ẹrẹ ati iwọntunwọnsi titẹ ilẹ.

Idanwo awọn tubes irin alailẹgbẹ ti o ni apẹrẹ pataki: pẹlu onigun mẹrin, ofali, onigun mẹta, hexagonal, apẹrẹ melon, apẹrẹ irawọ, ati awọn tubes irin ti ko ni iyẹ.

Ṣiṣan irin ti o nipọn ti o nipọn-ogiri ti o nipọn: gbona-yiyi nipọn-ogiri ti o nipọn ti o nipọn, irin ti o nipọn ti o nipọn ti o nipọn ti o nipọn ti o tutu, ti o nipọn ti o nipọn ti o nipọn ti o nipọn ti o nipọn ti o nipọn, ti o nipọn ti o nipọn ti o nipọn ti o nipọn, irin alagbara. paipu jacking be, ati be be lo.

Idanwo paipu irin alailabawọn: pẹlu paipu irin gbogbogbo, kekere ati alabọde titẹ igbomikana irin pipe, paipu irin igbomikana titẹ giga, paipu irin alloy, paipu irin alagbara, paipu epo epo, paipu irin jioloji ati paipu irin miiran.

Awọn nkan idanwo paipu irin alailẹgbẹ:

Awọn ohun-ini kemikali ṣe idanwo resistance otutu giga, resistance otutu kekere, resistance acid, resistance alkali, resistance ifoyina, ati bẹbẹ lọ.

Ṣiṣayẹwo okun waya idanwo iṣẹ ṣiṣe, ayewo fifọ, atunse atunwi, yiyi pada, fifẹ yiyipada, torsion-ọna meji, idanwo hydraulic, idanwo flaring, atunse, crimping, fifẹ, imugboroja oruka, lilọ oruka, microstructure, idanwo ilana ife, itupalẹ metallographic, ati be be lo.

Idanwo aiṣedeede X – Idanwo nodestructive ray, idanwo ultrasonic itanna, idanwo ultrasonic, idanwo eddy lọwọlọwọ, idanwo jijo ṣiṣan oofa, idanwo ilaluja, idanwo patiku oofa.

Awọn ohun-ini ẹrọ ṣe idanwo agbara fifẹ, idanwo ipa, aaye ikore, elongation lẹhin fifọ, idinku agbegbe, itọka lile (Rockwell hardness, hardness Brinell, hardness Vickers, hardness Richter, hardness Vickers).

Awọn ohun miiran: eto metallographic, awọn ifisi, Layer decarburization, ipinnu akoonu ti microstructure, itupalẹ idi ipata, iwọn ọkà ati iwọn airi, ipilẹ kekere, ipata intergranular, microstructure ti superalloy, iwọn otutu ti iṣelọpọ metallogram, bbl

Awọn nkan itupalẹ: itupalẹ afiwe, idanimọ ohun elo, itupalẹ ikuna, itupalẹ paati.

Onínọmbà ìkùnà kẹ́míkà ìtúpalẹ̀ ìtúpalẹ̀ fọ́, ìtúpalẹ̀ ìpata, abbl.

Itupalẹ ohun elo rii ni deede ati ṣe itupalẹ akopọ ati akoonu ti manganese, oxygen, nitrogen, carbon, sulfur, silicon, iron, aluminum, phosphorous, chromium, vanadium, titanium, Ejò, koluboti, nickel, molybdenum, cerium, lanthanum, kalisiomu, magnẹsia , zinc, tin, antimony, arsenic ati awọn eroja irin miiran ni irin, alloy ati awọn ọja rẹ, irin alagbara.

Boṣewa idanwo fun paipu irin alailẹgbẹ (apakan):

GB 18248-2008 Awọn tubes irin ti ko ni aifọwọyi fun awọn silinda gaasi.

2, GB/T 18984-2016 paipu irin ti ko ni idọti fun opo gigun ti iwọn otutu kekere.

3, GB / T 30070-2013 Alloy, irin pipe irin pipe fun gbigbe omi okun.

4, GB / T 20409-2018 Awọn tubes irin-irin ti ko ni okun pẹlu okun inu fun awọn igbomikana titẹ giga.

5, GB 28883-2012 apapo awọn tubes irin ti ko ni idọti fun titẹ.

GB 3087-2008 Awọn tubes irin ti ko ni ailabawọn fun awọn igbomikana titẹ kekere ati alabọde.

7, GB/T 34105-2017 Awọn tubes irin ti ko ni ailagbara fun awọn ẹya ẹrọ ti ita.

GB 6479-2013 Awọn tubes irin ti ko ni ailopin fun ohun elo ajile giga.