Umbhobho odityanisiweyo weplastiki ngaphakathi nangaphandle
Umbhobho odityanisiweyo weplastiki ngaphakathi nangaphandle luhlobo lombhobho odityanisiweyo weplastiki luhlobo lwentsimbi yentsimbi yombhobho oqulunqwe ngumaleko we-0.5 ~ 1.0mm polyethylene (PE) resin, i-ethylene-acrylic acid copolymer (EAA), epoxy ( I-EP) ipowder, i-polypropylene engeyona inetyhefu (PP) okanye i-polyvinyl chloride engeyiyo inetyhefu (PVC) kunye nezinye izinto eziphilayo ezichithwe kudonga lwangaphakathi lombhobho.
Iplastiki efakwe ngaphakathi nangaphandle kombhobho oyintlanganisela, ayinayo nje inzuzo yokuqina okuphezulu kombhobho wentsimbi, uqhagamshelo olulula, ukuxhathisa impembelelo yamanzi, kodwa kwakhona ukoyisa umbhobho wentsimbi ukubola kwamanzi, ungcoliseko, ukukala kunye namandla emibhobho yeplastiki ayikho phezulu, ukusebenza kakubi komlilo. kunye nezinye iintsilelo, ukuyila ubomi ukuya kwiminyaka engama-50.Eyona nto ingalunganga kukuba ufakelo aluyi kugoba, ukusebenza okushushu kunye ne-welding kunye nokusika imisebenzi, ukusika abavelisi besicelo somhlaba abaxhotyiswe ngeqondo lokushisa eliqhelekileyo elingenabutyhefu lokunyanga i-adhesive coating.Iimpawu eziphambili zezi φ 15 - φ 100.
Iplastiki efakwe ngaphakathi nangaphandle kombhobho oyintlanganisela, iimodeli eziphambili zahlulwe zibe:GS - - X - SP - T - EP, GS - - SP - T - EP, GS - - D - SP - T - EP (PE)
IPlastiki egqunywe Ngaphakathi naNgaphandle kombhobho odityanisiweyo, oMgangatho
Umbhobho wentsimbi ngokubhekiselele kumgangatho wesizwe: GB/T3091-2001;Umgangatho woShishino lombhobho wensimbi owenziwe ngeplastiki: CJ/T120-2008;Umgangatho woShishino lombhobho wensimbi owenziwe ngeplastiki: CJ/T136-2007;I-Thermal conductivity: 65 W / (mK);I-coefficient yokwandiswa komgca: 65 1/K;Ipayipi yensimbi-yeplastiki edibeneyo: GB/T 28897-2012;
IPlastiki egqunywe Ngaphakathi naNgaphandle kombhobho odityanisiweyo, izinto eziluncedo kwiMveliso
Ngamandla aphezulu omatshini, afanelekileyo kwindawo enzima;
I-coating yangaphakathi nangaphandle inokuthintela i-oxidation yensimbi kwaye inokumelana nokunyuka kweekhemikhali.
I-coating ine-adhesion eyomeleleyo, amandla aphezulu okudibanisa kunye nokuchasana kwempembelelo efanelekileyo.
I-coefficient yobunzima obuphantsi kunye ne-friction coefficient, ukuchasana okugqwesileyo kokunamathela komzimba wangaphandle;
Ukuchasana nokuguga, ubomi benkonzo ende, obufaneleke ngakumbi ukuhanjiswa kwamanzi angcwatyiweyo.
IPlastiki egqunywe Ngaphakathi naNgaphandle kombhobho odityanisiweyo, Iindlela zokuHlola
Ukuhlolwa okubonakalayo
Ukuhlola ngokubonakalayo umgangatho wokubonakala kombhobho wensimbi ogqunyiweyo, kwaye iziphumo zovavanyo ziya kuhambelana nemimiselo ye-5.1.
Umlinganiselo wokutyeba
Amacandelo amabini anqamlezayo obude obuhlukeneyo athathwe kwiiphelo zombini zombhobho wensimbi odibeneyo.Kwicandelo ngalinye lomnqamlezo, ukutyeba kokugquma kuzo naziphi na iingongoma ezine ezinqumlana ngokuthe ngqo kwisangqa kulinganiswa ngegeyiji yobukhulu be-electromagnetic.Iziphumo zovavanyo ziya kuhambelana nezibonelelo ze-5.4.
Uvavanyo lwePinhole
Ubude bomzekelo wecandelo lombhobho malunga ne-1000 mm.Ukugquma kwetyhubhu yensimbi ihlolwe ngumtshini we-spark ukuvuza phantsi kombane wovavanyo oluchaziweyo.Ubunzima bokugquma bungaphantsi kwe-0.4mm, i-voltage yokuvavanya yi-1500 V, ubukhulu be-coating bungaphezulu kwe-0.4mm, kwaye umbane wokuvavanya ngu-2000 V. Khangela ukuba i-spark yombane yenziwe kwaye umphumo wokuvavanya kufuneka uhambelane ne-5.5.
Uvavanyo lokubambelela
Uvavanyo lokubambelela luya kwenziwa ngokwe-7.4.2 ye-CJ/T 120-2008, kwaye iziphumo zovavanyo ziya kuhambelana ne-5.6.
Ukugoba uvavanyo
Ukugoba uvavanyo lombhobho wentsimbi oqatywe i-DN≤50mm.Ubude bomzekelo wecandelo lombhobho (1200±100) mm.
Kwiqondo lobushushu (20±5) ℃, amaxesha 8 ubukhulu ngokwegama lombhobho wentsimbi njengoko radius of ukugoba, ukugoba Angle of 30O, ukugoba kwi bender umbhobho okanye fa.Xa uvavanyo lokugoba, akukho sigcwalisi kwi-tube, kwaye i-weld ibekwe kwicala lendawo ephambili yokugoba.
Emva kovavanyo, nqumla i-specimen phakathi kwe-arc egobileyo ukujonga i-coating yangaphakathi, kwaye iziphumo zovavanyo kufuneka zihambelane nemimiselo ye-5.7.
Uvavanyo lokucaba
DN> Ityhubhu yentsimbi eyi-50 mm iyakucinezelwa.Ubude bomzekelo wecandelo lombhobho (50±10) mm.
Lo mzekelo wabekwa phakathi kweepleyiti ezimbini kwiqondo lobushushu (20±5) ℃, kwaye wacinezelwa ngokuthe ngcembe kumatshini wovavanyo loxinzelelo de umgama phakathi kwamacwecwe amabini ube sisine-esihlanu sedayamitha engaphandle yesampulu.I-welded seam yombhobho wensimbi edibeneyo yayiyi-perpendicular ukuya kwindlela yokusetyenziswa komthwalo.Emva kovavanyo, i-coating yangaphakathi iya kujongwa kwaye iziphumo zovavanyo ziya kuhambelana ne-5.8.
Uvavanyo lwempembelelo
Isampulu emalunga ne-100 mm ubude yasikwa kuyo nayiphi na indawo yombhobho wentsimbi egqunyiweyo, kwaye uvavanyo lwempembelelo lwenziwa ngokuhambelana nezibonelelo kwiTheyibhile 2 kwiqondo lobushushu (20±5) ℃ ukujonga umonakalo wengubo yangaphakathi. .Ngethuba lovavanyo, i-weld iya kuba kwicala elichasene nempembelelo yempembelelo, kwaye umphumo wokuvavanya uya kuhambelana nemimiselo ye-5.9.
Uluhlu 2 Iimeko zovavanyo lweempembelelo
Idayamitha yesiqhelo DN
Mm ubunzima behamile, ikhilo ewayo ukuphakama, mm
15-251.0300
32 ~ 502.1500
80 ~ 3006.31000
Izixhobo zovavanyo lwempembelelo
Uvavanyo lwevacuum
Ubude bomzekelo wecandelo lombhobho (500±50) mm.Sebenzisa amanyathelo afanelekileyo ukuvimba ukungena kunye nokuphuma kombhobho, kwaye ngokukhawuleza ukwandise uxinzelelo olubi ukusuka kwi-inlet ukuya kwi-660 mm hg, yigcine i-1 min.Emva kovavanyo, khangela iingubo zangaphakathi, kwaye iziphumo zovavanyo kufuneka zihambelane nemimiselo ye-5.10.
Uvavanyo lobushushu obuphezulu
Ubude bomzekelo wecandelo lombhobho (100±10) mm.Lo mzekelo wafakwa kwi-incubator wafudunyezwa ukuya ku-(300±5) ℃ iyure enye.Emva koko yasuswa kwaye ipholile ngokwemvelo kwiqondo lokushisa eliqhelekileyo.Emva kovavanyo, khupha i-specimen kwaye ukhangele i-coating yangaphakathi (ukubonakala okumnyama kunye nobumnyama kuvunyelwe), kwaye iziphumo zovavanyo kufuneka zihambelane ne-5.11.
Uvavanyo lobushushu obuphantsi
Umzekelo wecandelo lombhobho wawuyi-(100±10) mm ngobukhulu nobude.Lo mzekelo wafakwa kwigumbi le-cryogenic, elipholileyo ukuya (-30±2) ℃ kwaye ligcinwe kwiqondo lokushisa elingaguqukiyo i-1 h.Emva koko isuswe kwaye ibekwe kwiqondo lobushushu (20±5) ℃ for (4-7) h.Ekupheleni kwexesha lokuvavanya, i-specimen iya kuthathwa ukuba ihlolisise i-coating yangaphakathi, kwaye uvavanyo lokunamathela luya kwenziwa ngokwemiqathango ye-6.4, kwaye iziphumo zovavanyo ziya kuhambelana nemimiselo ye-5.12.
Uvavanyo lomjikelo woxinzelelo
Ubude bomzekelo wecandelo lombhobho (500±50) mm.Amanyathelo afanelekileyo asetyenzisiweyo ukuvimba ukungena kunye nokuphuma kombhobho, kwaye umbhobho udibaniswe nenkqubo yokubonelela ngamanzi.Amanzi azaliswe ukususa umoya, kwaye emva koko iimvavanyo ze-3000 ezitshintshanayo ze-hydrostatic ukusuka (0.4±0.1) MPa ukuya kwi-MPa zaqhutywa, kwaye ixesha lovavanyo ngalunye lalingekho ngaphezu kwe-2 s.Emva kovavanyo, i-coating yangaphakathi iya kujongwa kwaye uvavanyo lokunamathela luya kwenziwa ngokwemiqathango ye-6.4, kwaye iziphumo zovavanyo ziya kuhambelana nemimiselo ye-5.13.
Uvavanyo lomjikelo wobushushu
Ubude bomzekelo wecandelo lombhobho (500±50) mm.Iisampulu zibekwe iiyure ezingama-24 kwiqondo lobushushu ngalinye ngolu hlobo lulandelayo:
(50±2) ℃;
(-10±2) ℃;
(50±2) ℃;
(-10±2) ℃;
(50±2) ℃;
(-10±2) ℃.
Emva kovavanyo, lo mzekelo wabekwa kwindawo enobushushu obuyi-(20±5) ℃ kangangeyure ezingama-24.Ukugquma kwangaphakathi kuhlolwe kwaye uvavanyo lokunamathela lwenziwa ngokwemiqathango ye-6.4.Iziphumo zovavanyo kufuneka zingqinelane nemigaqo ka-5.14.
Uvavanyo lokuguga kwamanzi ashushu
Ubungakanani kunye nobude bomzekelo wecandelo lombhobho malunga ne-100 mm.Iindawo eziveziweyo kuzo zombini iziphelo zecandelo lombhobho kufuneka ziphathwe nge-anticorrosion.Icandelo lombhobho kufuneka lifakwe emanzini adibeneyo (70±2) ℃ iintsuku ezingama-30.
Inkcazo
| Into | Umbhobho odityanisiweyo weplastiki ngaphakathi nangaphandle |
| Izinto eziphathekayo | SPHC, Q195,Q215,Q235,Q345,SAE1010,SAE1020, API imathiriyeli esemgangathweni, ASTM A53 A,B |
| OD | 10-1219(1/8''-48'') |
| WT | 0.7-13 |
| Ubude | 2m-12m okanye ngokwemfuno yabathengi |
| Ukutyeba Ukunyamezela | + 5%- |
| Umphezulu | i-oyile/ipeyintwe |
| Ukuphela kombhobho | Isiphelo esingenanto/Isiphelo esibeveled/Intambo enekhonkco kunye nekepusi |
| Ukumakisha | Ngokwemfuno yomthengi |
| Standard | ASTM/BS EN/DIN/GB |
| Isatifikethi | ISO,BV,API |
| ODM/OEM | ekhoyo |
| Imigangatho | ASTM A53,BS1387-1985,GB/T3091-2001,GB/T13793-92, GB/T6728-2002 |
| Izinto eziphathekayo | Q195,Q215,Q235,Q345 |
| Ubuchwephesha | Welded |
| Ukusetyenziswa | Oomatshini kunye nokuveliswa, ubume bentsimbi, Ukwakhiwa kweenqanawa, ukuKhanya, iChassis yeMoto |
Ilungu leMathiriyeli
| IBanga | C | Mn | Si | S | P | I-UTS(MPa) | YS(MPa) | EI(%) |
| Q235B | 0.12-0.20 | 0.30-0.70 | 0.30 | 0.045 | 0.045 | 375-500 | 235 | 26 |
| Q345B | 0.12-0.20 | 1.20-1.60 | 0.20-0.55 | ≤0.045 | ≤0.045 | 510-600 | 345 | 22 |
| 20#(GB) | 0.17-0.23 | 0.38-0.65 | 0.17-0.37 | ≤0.030 | ≤0.030 | 410-550 | ≥245 | ≥20 |
| HDPE PIPE Ubukhulu Itshathi | |||||||||
| Dia | Ukutenxa | 0.4Mpa | 0.5Mpa | 0.6Mpa | 0.8Mpa | 1.0Mpa | 1.25Mpa | 1.6MPa | 2.0Mpa |
| Ukutyeba | Ukutyeba | Ukutyeba | Ukutyeba | Ukutyeba | Ukutyeba | Ukutyeba | Ukutyeba | ||
| mm | mm | mm | mm | mm | mm | mm | mm | mm | mm |
| 16 | 0.3 | 2.3 | |||||||
| 20 | 0.3 | 2.3 | 2.3 | ||||||
| 25 | 0.3 | 2.3 | 2.3 | 3 | |||||
| 32 | 0.3 | 2.3 | 2.4 | 3 | 3.6 | ||||
| 40 | 0.4 | 2.3 | 2.4 | 3 | 3.7 | 4.5 | |||
| 50 | 0.4 | 2.3 | 2.4 | 3 | 3.7 | 4.6 | 5.6 | ||
| 63 | 0.4 | 2.5 | 3 | 3.8 | 4.7 | 5.8 | 7.1 | ||
| 75 | 0.5 | 2.9 | 3.6 | 4.5 | 5.6 | 6.8 | 8.4 | ||
| 90 | 0.6 | 3.5 | 4.3 | 5.4 | 6.7 | 8.2 | 10.1 | ||
| 110 | 0.7 | 4.2 | 5.3 | 6.6 | 8.1 | 10 | 12.3 | ||
| 125 | 0.8 | 4.8 | 6 | 7.4 | 9.2 | 11.4 | 14 | ||
| 140 | 0.9 | 5.4 | 6.7 | 8.3 | 10.3 | 12.7 | 15.7 | ||
| 160 | 1 | 6.2 | 7.7 | 9.5 | 11.8 | 14.6 | 17.9 | ||
| 180 | 1.1 | 6.9 | 8.6 | 10.7 | 13.3 | 16.4 | 20.1 | ||
| 200 | 1.2 | 7.7 | 9.6 | 11.9 | 14.7 | 18.2 | 22.4 | ||
| 225 | 1.4 | 8.6 | 10.8 | 13.4 | 16.6 | 16.6 | 25.2 | ||
| 250 | 1.5 | 9.6 | 11.9 | 14.8 | 18.4 | 22.7 | 27.9 | ||
| 280 | 1.7 | 10.7 | 13.4 | 16.6 | 20.6 | 25.4 | 31.3 | ||
| 315 | 1.9 | 7.7 | 9.7 | 12.1 | 15 | 18.7 | 23.2 | 28.6 | 35.2 |
| 355 | 2.2 | 8.7 | 10.9 | 13.6 | 16.9 | 21.1 | 26.1 | 32.2 | 39.7 |
| 400 | 2.4 | 9.8 | 12.3 | 15.3 | 19.1 | 23.7 | 29.4 | 36.3 | 44.7 |
| 450 | 2.7 | 11 | 13.8 | 17.2 | 21.5 | 26.7 | 33.1 | 40.9 | 50.3 |
| 500 | 3 | 12.3 | 15.3 | 19.1 | 23.9 | 29.7 | 36.8 | 45.4 | 55.8 |
| 560 | 3.4 | 13.7 | 17.2 | 21.4 | 26.7 | 33.2 | 41.2 | 50.8 | 62.5 |
| 630 | 3.8 | 15.4 | 19.3 | 24.1 | 30 | 37.4 | 46.3 | 57.2 | 70.3 |
| 710 | 6.4 | 17.4 | 21.8 | 27.2 | 33.9 | 42.1 | 52.2 | 64.5 | 79.3 |
| 800 | 7.2 | 19.6 | 24.5 | 30.6 | 38.1 | 47.4 | 58.8 | 72.6 | 89.3 |
| 900 | 8.1 | 22 | 27.6 | 34.4 | 42.9 | 53.3 | 66.2 | 81.7 | |
| 1000 | 9 | 24.5 | 30.6 | 38.2 | 47.7 | 59.3 | 72.5 | 90.2 | |
Umboniso weMveliso
