Ipayipi Elihlanganisiwe Elinothungo Elivunguzayo
Kusukela ngeminyaka yawo-1930s, ngokuthuthuka okusheshayo kokukhiqizwa kwe-strip eqhubekayo esezingeni eliphezulu kanye nokuthuthuka kobuchwepheshe bokushisela nokuhlola, ikhwalithi yama-welds ibilokhu ithuthukiswa ngokuqhubekayo, futhi izinhlobonhlobo kanye nokucaciswa kwamapayipi ensimbi ashiselwe kuye kwanda. Mthungo ipayipi lensimbi. Amapayipi ensimbi ashiselwe ahlukaniswe abe amapayipi ahlanganisiwe we-seam aqondile kanye namapayipi ashiselwe okuvunguza ngokwendlela yokushisela. Ukuhlukaniswa ngendlela yokukhiqiza: inqubo yokuhlukanisa-ipayipi elishiselwe i-arc, ipayipi elishiselwe ukumelana, (imvamisa ephezulu, imvamisa ephansi) ipayipi elishiselwe igesi, ipayipi elishiselwe esithandweni.
Amapayipi ashiselwe ububanzi obuncane ashiselwe ngomthungo oqondile, kuyilapho amapayipi amakhulu ashiselwe ubukhulu bawo ashiselwe ngokuzungeza. Ngokusho kokuma kokuphela kwepayipi lensimbi, lihlukaniswe libe yipayipi elihlanganisiwe eliyindilinga futhi elimise okukhethekile (isikwele, unxande, njll.) ipayipi elihlanganisiwe; ngokwezinto ezihlukene kanye nokusetshenziswa, ihlukaniswe yaba uketshezi lwezimayini Ukudlulisa amapayipi ensimbi ashiselwe, amapayipi ensimbi ashiselwe ukuhambisa uketshezi olunomfutho ophansi, amapayipi ensimbi ashiselwe kagesi ama-roller amabhande, njll. Ngokusho kwetafula losayizi ezingeni lamanje likazwelonke , hlunga ngobubanzi obungaphandle * ukujiya kodonga kusuka kokuncane kuye kokukhulu.
Izinto ezisetshenziswa kakhulu amapayipi ashiselwe yilezi: Q235A, Q235C, Q235B, 16Mn, 20#, Q345, L245, L290, X42, X46, X60, X80, 0Cr13, 1Cr17, 00Cr19Cr19Nir11, 0Cr18Ni11Nb, njll.
Izikhala ezisetshenziselwa amapayipi ensimbi ashiselwe amapuleti ensimbi noma ama-strip steels, ahlukaniswe abe amapayipi ashiselwe esithandweni, amapayipi kagesi ashiselwe (ukumelana okushiselwe) namapayipi a-arc ashiselwe ngokuzenzakalelayo ngenxa yezinqubo zawo zokushisela. Ngenxa yamafomu ayo ahlukene e-welding, ingahlukaniswa ngezinhlobo ezimbili: ipayipi elihlanganisiwe le-seam kanye ne-spiral welded pipe. Ngenxa yokuma kwayo kokuphela, ihlukaniswe ipayipi elishiselwe eliyindilinga kanye nepayipi elishiselwe okukhethekile (isikwele, isicaba, njll.). Amapayipi ashiselwe ahlukaniswe ngezinhlobo ezilandelayo ngenxa yezinto zawo ezihlukene kanye nokusetshenziswa kwawo:
I-GB/T3091-2008 (Amapayipi ensimbi ashiselwe okuthutha uketshezi olunomfutho ophansi): Ikakhulukazi asetshenziselwa ukuthutha amanzi, igesi, umoya, uwoyela, ukushisisa amanzi noma isitimu kanye nezinye ngokuvamile uketshezi olunomfutho ophansi nezinye izinjongo. Into emele yona yile: Insimbi yezinga le-Q235A.
I-GB/T14291-2006 (Ipayipi Lensimbi Elishiselwe Lokuthutha Uketshezi Lwezimayini): Isetshenziselwa kakhulu amapayipi ensimbi ashiselwe ngomthungo oqondile wokucindezela komoya wasemayini, i-drainage, negesi yokukhipha i-shaft. Impahla emele i-Q235A, iBanga B lensimbi.
I-GB/T12770-2002 (Ipayipi lensimbi engagqwali elishiselwe isakhiwo sokusebenza): Isetshenziselwa kakhulu imishini, izimoto, amabhayisikili, ifenisha, umhlobiso wamahhotela nezindawo zokudlela kanye nezinye izingxenye zemishini nezingxenye zesakhiwo. Izinto zayo ezimele ziyi-0Cr13, 1Cr17, 00Cr19Ni11, 1Cr18Ni9, 0Cr18Ni11Nb, njll.
I-GB/T12771-1991 (Ipayipi lensimbi engagqwali elishiselwe ukuthutha uketshezi): Isetshenziselwa kakhulu ukuthutha imidiya egqwalayo enengcindezi ephansi. Izinto ezimele i-0Cr13, 0Cr19Ni9, 00Cr19Ni11, 00Cr17, 0Cr18Ni11Nb, 0017Cr17Ni14Mo2, njll.
Ngaphezu kwalokho, amapayipi ensimbi engagqwali ashiselwe umhlobiso (GB/T 18705-2002), insimbi engagqwali ashiselwe amapayipi umhlobiso yezakhiwo (JG/T 3030-1995), futhi ashiselwe amapayipi ensimbi for exchangers ukushisa (YB4103-2000).
Ipayipi elihlanganisiwe le-Longitudinal linenqubo yokukhiqiza elula, ukusebenza kahle kokukhiqiza okuphezulu, izindleko eziphansi kanye nentuthuko esheshayo. Amandla amapayipi ashiselwe okuvunguzayo ngokuvamile aphezulu kunalawo amapayipi ashiselwe ngomthungo oqondile. Okungenalutho okuncane kungasetshenziswa ukukhiqiza amapayipi ashiselwe anamadayimitha amapayipi amakhulu, futhi i-billet enobubanzi obufanayo ingase isetshenziselwe ukukhiqiza amapayipi ashiselwe anobubanzi obuhlukahlukene bepayipi. Kodwa uma kuqhathaniswa nepayipi le-seam eliqondile lobude obufanayo, ubude be-weld bukhuphuka ngo-30-100%, futhi isivinini sokukhiqiza siphansi.
Amapayipi amakhulu ashiselwe ububanzi noma awugqinsi enziwa ngokuqondile ngezimbobo zensimbi, kuyilapho amapayipi amancane ashiselwe namapayipi ashiselwe ngodonga oluncane adinga kuphela ukushiselwa ngokuqondile ngemicu yensimbi. Khona-ke ngemva kokupholisha okulula, umdwebo ulungile.
Isengezo: Ipayipi elishiselwe lishiselwe nge-strip steel, ngakho aliphakeme njengepayipi elingenamthungo.
Inqubo yepayipi elishiselwe
I-Raw material uncoiling-leveling-end cutting kanye ne-welding-looper-forming-welding-i-weld-weld yangaphakathi nangaphandle-pre-correction-induction-induction-heat treatment-size kanye nokuqondisa-eddy kwamanje ukuhlola-ukusika-ingcindezi yokuhlolwa kwamanzi-pickling-final inspection (Qinisekisa uhlole) -ukupakisha-ukuthumela.
Kuhlukaniswa ngenhloso
Ihlukaniswe ngamapayipi ashiselwe okuvamile, ipayipi elishiselwe uthayela, ipayipi elishiselwe umoya-mpilo, i-wire casing, ipayipi le-metric welded, ipayipi le-roller, ipayipi lepompo elijulile, ipayipi lemoto, ipayipi le-transformer, ipayipi likagesi elishiselwe mncane, elishiselwe ngokukhethekile- ipayipi elimise, ipayipi lesikafula kanye nepayipi elishiselwe elithandelayo.
Ipayipi elishiselwe okuvamile:Ipayipi elishiselwe jikelele lisetshenziselwa ukuthutha uketshezi olunomfutho ophansi. Yenziwe ngensimbi ye-Q195A, Q215A, Q235A. Ingenziwa nangezinye insimbi emnene okulula ukuyishisela. Amapayipi ensimbi adinga ukucindezelwa amanzi, ukugoba, ukwenziwa isicaba nokunye ukuhlola, futhi kunezidingo ezithile ezisezingeni eliphezulu. Ngokuvamile ubude bokulethwa buba ngu-4-10m, futhi ukulethwa kobude obunqunyiwe (noma okuphindwe kabili) kuvame ukudingeka. Ukucaciswa kwamapayipi ashiselwe kuvezwa ububanzi obujwayelekile (mm noma amayintshi). I-diameter yegama lamapayipi ashiselwe ihlukile kulawo angempela. Ngokusho kobukhulu obucacisiwe bodonga, amapayipi ashiselwe atholakala kumapayipi ensimbi ajwayelekile kanye namapayipi ensimbi ashubile. Amapayipi ensimbi ahlukaniswe abe izinhlobo ezimbili ngentambo futhi ngaphandle kwentambo ngokusho kwefomu lokuphela kwe-tube.
Ipayipi lensimbi elakhiwe:Ukuze kuthuthukiswe ukumelana nokugqwala kwepayipi lensimbi, ipayipi lensimbi elijwayelekile (ipayipi elimnyama) liyakhanyiswa. Amapayipi ensimbi akhiwe ngensimbi ahlukaniswe abe izinhlobo ezimbili: i-hot-dip galvanizing kanye ne-electro-galvanizing. I-hot-dip galvanizing layer iwugqinsi futhi izindleko ze-electro-galvanizing ziphansi.
Ipayipi elishiselwe elifutha umoya-mpilo:Asetshenziswa njengepayipi elenza insimbi elifutha umoya-mpilo, ngokuvamile amapayipi ensimbi ashiselwe anobubanzi obuncane, anezici eziyisishiyagalombili ezisuka ku-3/8 intshi ukuya ku-2 intshi. Yenziwe ngebhande lensimbi elingu-08, 10, 15, 20 noma i-Q195-Q235. Ukuze kugwenywe ukugqwala, amanye afakwa i-aluminium.
I-wire casing:Ipayipi lensimbi elivamile le-carbon steel elishiselwe ukhonkolo, elisetshenziselwa ukhonkolo namaphrojekthi ahlukahlukene wokusabalalisa amandla, ububanzi obujwayelekile obusetshenziswa busuka ku-13-76mm. Udonga lomkhono wocingo luncane, futhi iningi lalo lisetshenziswa ngemva kokumbozwa noma ukufakwa kwe-galvanizing, futhi ukuhlolwa kokugoba okubandayo kuyadingeka.
Ipayipi elishiselwe i-metric:Ukucaciswa kusetshenziswa njengefomu lepayipi elingenamthungo, kanye nepayipi lensimbi elishiselwe elivezwa ngobubanzi obungaphandle * ukushuba kodonga mm, kusetshenziswa i-carbon steel evamile, insimbi yekhwalithi ephezulu ye-carbon steel noma amandla ajwayelekile aphansi alloy steel for hot strip, cold strip welding, noma hot. i-strip welding Bese yenziwa ngendlela yokudayela okubandayo. Amapayipi ashiselwe amamethrikhi ahlukaniswe abe amandla ajwayelekile futhi anezindonga ezincane, futhi avame ukusetshenziswa njengezingxenye zesakhiwo, njengama-transmission shafts noma uketshezi oludluliswayo. Amapayipi anezindonga ezincane asetshenziselwa ukukhiqiza ifenisha, izibani, njll, futhi ukuhlolwa kwamandla nokugoba kwepayipi lensimbi kufanele kuqinisekiswe.
I-Roller tube:Ipayipi likagesi elishiselwe insimbi yerola yesithuthi sebhande, ngokuvamile elenziwe ngensimbi ye-Q215, Q235A, B nensimbi engama-20, enobubanzi obungu-63.5-219.0mm. Kunezidingo ezithile zokugoba kweshubhu, ubuso bamaphethelo bube yi-perpendicular emgqeni omaphakathi, kanye ne-elliptical. Ngokuvamile, ukuhlolwa kokucindezela kwamanzi nokunciphisa kuyayenziwa.
I-Transformer tube:Isetshenziselwa ukwenza amashubhu e-radiator e-transformer nezinye izishintshi zokushisa. Yenziwe ngensimbi ejwayelekile ye-carbon futhi idinga ukucaba, ukuvutha, ukugoba, nokuhlolwa kwe-hydraulic. Amapayipi ensimbi ahanjiswa ngobude obunqunyiwe noma ubude obuphindwe kabili, futhi kunezidingo ezithile zokugoba ipayipi yensimbi.
Amapayipi anomumo okhethekile:amapayipi ayisikwele, amapayipi angama-rectangular, amapayipi amise okwesigqoko, iminyango yensimbi yerabha engenalutho namafasitela ashiselwe insimbi evamile yesakhiwo se-carbon kanye nemicu yensimbi engu-16Mn, esetshenziselwa ikakhulukazi izingxenye zemishini yezolimo, amafasitela ensimbi neminyango, njll.
Ipayipi elishiselwe elinezindonga ezincane:ikakhulukazi asetshenziselwa ukwenza ifenisha, amathoyizi, izibani, njll. Eminyakeni yamuva, amashubhu anezindonga ezincane ezenziwe ngamabhande ensimbi asetshenziswa kakhulu, njengefenisha ephezulu, imihlobiso, nocingo.
Ipayipi elishiselwe ku-Spiral:Yenziwa ngokugingqa insimbi ene-carbon structural steel noma i-low-alloy structural steel strip ibe ishubhu elingenalutho nge-engeli ethile evunguzayo (ebizwa ngokuthi i-engeli yokuma), bese ishisela umthungo weshubhu ndawonye. Ingenziwa ngensimbi encane ye-Strip ikhiqiza amapayipi amakhulu ensimbi ububanzi. Amapayipi ashiselwe ku-Spiral asetshenziselwa ikakhulukazi amapayipi kawoyela negesi yemvelo, futhi ukucaciswa kwawo kuvezwa ubukhulu bangaphandle * bodonga. Amapayipi ashiselwe ku-Spiral angashiselwa ngakolunye uhlangothi nasezinhlangothini zombili. Ipayipi elishiselwe lizoqinisekiswa ukuthi lihlangabezana nezidingo mayelana nokuhlolwa kwe-hydraulic, amandla aqinile kanye nokusebenza okubandayo kokugoba kwe-weld.
| Ukucaciswa | Ububanzi bangaphandle | Ukujiya kodonga olujwayelekile lukazwelonke | Ithebula Lesisindo Sokulawulwa Kwe-Welding | ||
| 4Umzuzu | 15 | 1/2Intshi | 21.25 | 2.75 | 1.26 |
| 6umzuzu | 20 | 3/4Intshi | 26.75 | 2.75 | 1.63 |
| 1Intshi | 25 | 1Intshi | 33.3 | 3.25 | 2.42 |
| 1.2Intshi | 32 | 11/4Intshi | 42.25 | 3.25 | 3.13 |
| 1.5Intshi | 40 | 11/2Intshi | 48 | 3.5 | 3.84 |
| 2Intshi | 50 | 2Intshi | 60 | 3.5 | 4.88 |
| 2.5Intshi | 70 | 21/2Intshi | 75.5 | 3.75 | 6.64 |
| 3Intshi | 80 | 3Intshi | 88.5 | 4.0 | 8.34 |
| 4Intshi | 100 | 4Intshi | 114 | 4.0 | 10.85 |
| 5Intshi | 125 | 5v | 140 | 4.5 | 15.04 |
| 6Intshi | 150 | 6Intshi | 165 | 4.5 | 17.81 |
| 8Intshi | 200 | 8Intshi | 219 | 6 | 31.52 |
| Ukucaciswa | Ukujiya kodonga | Yoshige | Inani lomfutho wamanzi elijwayelekile likazwelonke | Inani lomfutho wamanzi elijwayelekile likaNgqongqoshe | Ukucaciswa | Ukujiya kodonga | Yoshige | Inani lomfutho wamanzi elijwayelekile likazwelonke | Inani lomfutho wamanzi elijwayelekile likaNgqongqoshe |
| 219 | 6 | 32.02 | 9.7 | 7.7 | 720 | 6 | 106.15 | 3 | 2.3 |
| 7 | 37.1 | 11.3 | 9 | 7 | 123.59 | 3.5 | 2.7 | ||
| 8 | 42.13 | 12.9 | 10.3 | 8 | 140.97 | 4 | 3.1 | ||
| 273 | 6 | 40.01 | 7.7 | 6.2 | 9 | 158.31 | 4.5 | 3.5 | |
| 7 | 46.42 | 9 | 7.2 | 10 | 175.6 | 5 | 3.9 | ||
| 8 | 52.78 | 10.3 | 8.3 | 12 | 210.02 | 6 | 4.7 | ||
| 325 | 6 | 47.7 | 6.5 | 5.2 | 820 | 7 | 140.85 | 3.1 | 2.4 |
| 7 | 55.4 | 7.6 | 6.1 | 8 | 160.7 | 3.5 | 2.7 | ||
| 8 | 63.04 | 8.7 | 6.9 | 9 | 180.5 | 4 | 3.1 | ||
| 377 | 6 | 55.4 | 5.7 | 4.5 | 10 | 200.26 | 4.4 | 3.4 | |
| 7 | 64.37 | 6.7 | 5.2 | 11 | 219.96 | 4.8 | 3.8 | ||
| 8 | 73.3 | 7.6 | 6 | 12 | 239.62 | 5.3 | 4.1 | ||
| 9 | 82.18 | 8.6 | 6.8 | 920 | 8 | 180.43 | 3.1 | 2.5 | |
| 10 | 91.01 | - | 7.5 | 9 | 202.7 | 3.5 | 2.8 | ||
| 426 | 6 | 62.25 | 5.1 | 4 | 10 | 224.92 | 3.9 | 3.1 | |
| 7 | 72.83 | 5.9 | 4.6 | 11 | 247.22 | 4.3 | 3.4 | ||
| 8 | 82.97 | 6.8 | 5.3 | 12 | 269.21 | 4.7 | 3.7 | ||
| 9 | 93.05 | 7.6 | 6 | 1020 | 8 | 200.16 | 2.8 | 2.2 | |
| 10 | 103.09 | 8.5 | 6.7 | 9 | 224.89 | 3.2 | 2.5 | ||
| 478 | 6 | 70.34 | 4.5 | 3.5 | 10 | 249.58 | 3.5 | 2.8 | |
| 7 | 81.81 | 5.3 | 4.1 | 11 | 274.22 | 3.9 | 3 | ||
| 8 | 93.23 | 6 | 4.7 | 12 | 298.81 | 4.2 | 3.3 | ||
| 9 | 104.6 | 6.8 | 5.3 | 1220 | 8 | 239.62 | - | 1.8 | |
| 10 | 115.92 | 7.5 | 5.9 | 10 | 298.9 | 3 | 2.3 | ||
| 529 | 6 | 77.89 | 4.1 | 3.2 | 11 | 328.47 | 3.2 | 2.5 | |
| 7 | 90.61 | 4.8 | 3.7 | 12 | 357.99 | 3.5 | 2.8 | ||
| 8 | 103.29 | 5.4 | 4.3 | 13 | 387.46 | 3.8 | 3 | ||
| 9 | 115.92 | 6.1 | 4.8 | 1420 | 10 | 348.23 | 2.8 | 2 | |
| 10 | 128.49 | 6.8 | 5.3 | 14 | 417.18 | 3.2 | 2.4 | ||
| 630 | 6 | 92.83 | 3.4 | 2.6 | 1620 | 12 | 476.37 | 2.9 | 2.1 |
| 7 | 108.05 | 4 | 3.1 | 14 | 554.99 | 3.2 | 2.4 | ||
| 8 | 123.22 | 4.6 | 3.6 | 1820 | 14 | 627.04 | 3.3 | 2.2 | |
| 9 | 138.33 | 5.1 | 4 | 2020 | 14 | 693.09 | - | 2 | |
| 10 | 153.4 | 5.7 | 4.5 | 2220 | 14 | 762.15 | - | 1.8 |
Qaphela: Izinga lomnyango libhekisela ku-SY/T5037-2000 ejwayelekile.
