Plastic yakavharwa mukati nekunze inoumbwa pombi
Purasitiki yakavharwa mukati nekunze inoumbwa pombi, Iyo yemukati nekunze yakavharwa epurasitiki inoumbwa pombi imhando yesimbi yepurasitiki inoumbwa pombi inoumbwa nehupamhi hwe0.5 ~ 1.0mm polyethylene (PE) resin, ethylene-acrylic acid copolymer (EAA), epoxy ( EP) poda, isiri-chepfu polypropylene (PP) kana isiri-chepfu polyvinyl chloride (PVC) uye zvimwe zvinhu zvehupenyu zvakanyungudutswa mumadziro emukati mepombi.
Plastiki yakavharwa mukati nekunze inoumbwa pombi, Haisi chete ine zvakanakira simba rakakwirira simbi pombi, nyore kubatana, mvura inokanganisa kuramba, asiwo kukunda simbi pombi mvura ngura, kusvibiswa, kuyera uye epurasitiki pombi simba haina kukwirira, kusasimba kwemoto kuita. uye zvimwe zvikanganiso, dhizaini hupenyu kusvika kumakore makumi mashanu.Chinhu chikuru chakashata ndechekuti kuiswa hakuzokotame, kupisa kushanda uye welding nekucheka mashandiro, kucheka pamusoro pekushandisa vagadziri vakashongedzerwa neasina-chepfu yakajairika tembiricha inorapa adhesive coating.Zvinonyanya kutaurwa ndezve φ 15 - φ 100.
Plastiki yakavharwa mukati nekunze inoumbwa pombi, Main mhando dzakakamurwa kuita:GS - - X - SP - T - EP, GS - - SP - T - EP, GS - - D - SP - T - EP (PE)
Purasitiki Yakaputirwa Mukati Nekunze Inoumbwa Pipe, Standard
Simbi pombi tichireva chiyero chenyika: GB/T3091-2001;Indasitiri chiyero chepurasitiki-yakavharwa inoumbwa nesimbi pombi: CJ/T120-2008;Indasitiri mwero wepurasitiki yakamisikidzwa inoumbwa nesimbi pombi: CJ/T136-2007;Thermal conductivity: 65 W / (mK);Linear yekuwedzera coefficient: 65 1/K;Simbi-plastiki inoumbwa pombi: GB/T 28897-2012;
Purasitiki Yakaputirwa Mukati Uye Kunze Inoumbwa Pipe, Chigadzirwa Zvakanakira
Nesimba rakakwirira remagetsi, rakakodzera kune hutsinye nharaunda;
Iyo yemukati uye yekunze yakanamira inogona kudzivirira simbi oxidation uye ine yakanaka makemikari corrosion resistance.
Iyo yekupfeka ine yakasimba adhesion, yakakwirira bonding simba uye yakanaka kukanganisa kuramba.
Yakaderera roughness coefficient uye friction coefficient, kupikisa kwakanyanya kune yekune dzimwe nyika kunamatira;
Anti kuchembera, hupenyu hurefu hwebasa, kunyanya hwakakodzera kuvigwa mvura yekuendesa.
Purasitiki Yakaputirwa Mukati Uye Kunze Inoumbwa Pipe, Nzira dzekuongorora
Kuongorora kwekuona
Ongorora kutaridzika kwemhando yepombi yesimbi yakavharwa, uye mhinduro dzebvunzo dzinoenderana nezvinopihwa 5.1.
Kuyera ukobvu
Zvikamu zviviri zvemuchinjikwa zvehurefu hwakasiyana zvinotorwa kubva kumativi ose epombi yesimbi yakavharwa.Muchikamu chega chega chemuchinjiko, ukobvu hwekuputira pane chero mapoinzi mana anopindirana denderedzwa hunoyerwa negeji remagetsi gobvu.Mhedzisiro yebvunzo ichaenderana nezvinodiwa zve5.4.
Pinhole bvunzo
Kureba kwechikamu chechikamu chepombi inenge 1000 mm.Iko kupfekedzwa kwechubhu yesimbi inoongororwa ne spark leak detector pasi peiyo yakatsanangurwa test voltage.Ukobvu hwekuputira huri pasi pe 0.4mm, chiyero chekuedza i1500 V, hupamhi hwekuputira hunodarika 0.4mm, uye test voltage ndeye 2000 V. Tarisa kana spark yemagetsi inogadzirwa uye mhinduro yekuedza inofanira kuenderana ne5.5.
Adhesion test
Muedzo wekunamatira uchaitwa zvinoenderana ne7.4.2 yeCJ/T 120-2008, uye mhedzisiro yebvunzo ichaenderana ne5.6.
Bending test
Bend bvunzo kune yakavharwa simbi pombi DN≤50mm.Kureba kwechikamu chepombi muenzaniso ndeye (1200±100) mm.
Patembiricha ye (20 ± 5) ℃, 8 nguva dzezita rekuti dhayamita yepombi yesimbi seradius ye curvature, kukotama Angle ye30O, kukotama papombi bender kana kufa.Paunenge uchikotama bvunzo, hapana kuzadza muchubhu, uye weld iri padivi penzvimbo huru yekukotama.
Mushure mebvunzo, cheka sampuli kubva pakati peiyo curved arc kutarisa mukati mejasi, uye mhinduro dzebvunzo dzinofanira kuenderana nezvinopihwa zve5.7.
Flattening bvunzo
DN> Iyo 50 mm yakavharwa simbi chubhu ichamanikidzwa.Kureba kwechikamu chepombi muenzaniso ndeye (50±10) mm.
Muenzaniso wacho wakaiswa pakati pemahwendefa maviri patembiricha ye (20 ± 5) ℃, uye wakatsikirirwa zvishoma nezvishoma pamushini wekuyedza kumanikidza kusvika chinhambwe pakati pemahwendefa maviri chave china-chishanu chedhayamita yekunze kwemuenzaniso.Musono wakakwenenzverwa wepombi yesimbi yakavharwa yaive perpendicular kugwara rekushandisa kwemutoro.Mushure mebvunzo, mukati mejasi ichatariswa uye mhinduro dzebvunzo dzinoenderana ne5.8.
Impact test
Muenzaniso ungangoita 100 mm pakureba wakachekwa kubva kune chero chinzvimbo chepombi yesimbi yakavharwa, uye bvunzo yekukanganisa yakaitwa zvinoenderana nezviri muTable 2 patembiricha ye (20±5) ℃ kuona kukuvara kwemukati. .Munguva yekuyedzwa, weld ichave iri kune yakatarisana neyakakanganiswa nzvimbo, uye bvunzo mhedzisiro ichaenderana nezvinopihwa 5.9.
Tafura 2 Impact bvunzo mamiriro
Zita dhayamita DN
Mm huremu hwesando, kg inodonha kureba, mm
15-251.0300
32 ~ 502.1500
80 ~ 3006.31000
Impact test apparatus
Vacuum test
Kureba kwechikamu chepombi muenzaniso ndeye (500±50) mm.Shandisa matanho akakodzera kuti uvhare kupinza uye kubuda kwepombi, uye zvishoma nezvishoma uwedzere kudzvinyirira kwakashata kubva pakupinda kusvika ku660 mm hg, chengetedza 1 min.Mushure mebvunzo, tarisa mukati mukati, uye mhinduro dzebvunzo dzinofanira kuenderana nezvinopihwa 5.10.
High tembiricha bvunzo
Kureba kwechikamu chepombi muenzaniso waiva (100±10) mm.Muenzaniso wacho wakaiswa muincubator ndokudziiswa ku (300±5) ℃ kwe1 h.Zvadaro yaibviswa uye yatonhodzerwa zvoga kune tembiricha.Mushure mebvunzo, tora mufananidzo uye tarisa mukati (yakasviba uye yakasviba kutaridzika kunobvumidzwa), uye mhinduro dzebvunzo dzinofanira kuenderana ne5.11.
Low tembiricha bvunzo
Chiyero chechikamu chepombi chaive che (100±10) mm muhukuru uye kureba.Muenzaniso wacho wakaiswa mukamuri ye cryogenic, yakatonhodzwa kusvika (-30±2) ℃ uye yakachengetwa patembiricha yenguva dzose kwe1 h.Yakabva yabviswa yoiswa patembiricha ye (20±5) ℃ ye(4-7) h.Pakupera kwenguva yekuyedzwa, mufananidzo wacho uchatorwa kuti utarise mukati mejasi, uye bvunzo yekunamatira ichaitwa zvinoenderana ne6.4, uye mhedzisiro yebvunzo ichaenderana neiyo 5.12.
Pressure cycle test
Kureba kwechikamu chepombi muenzaniso waiva (500±50) mm.Matanho akakodzera akashandiswa kuvhara kupinza uye kubuda kwepombi, uye pombi yakabatana nehurongwa hwekupa mvura.Mvura yakazadzwa kuti ibvise mweya, uyezve 3000 alternating hydrostatic tests kubva (0.4±0.1) MPa kuenda kuMPa yakaitwa, uye nguva yebvunzo yega yega yakanga isingapfuuri 2 s.Mushure mekuyedzwa, iyo mukati mejasi ichatariswa uye bvunzo yekunamatira ichaitwa zvinoenderana ne6.4, uye mhedzisiro yebvunzo ichaenderana nezvinopihwa 5.13.
Temperature cycle test
Kureba kwechikamu chepombi muenzaniso waiva (500±50) mm.Zviyero zvakaiswa kwe24 h patembiricha yega yega nenzira inotevera:
(50±2) ℃;
(-10±2) ℃;
(50±2) ℃;
(-10±2) ℃;
(50±2) ℃;
(-10±2) ℃.
Mushure mekuedzwa, mufananidzo wacho wakaiswa munzvimbo ine tembiricha ye (20±5) ℃ kwe24 h.Iyo yemukati yekupfekedza yakatariswa uye bvunzo yekunamatira yakaitwa maererano nezvinopihwa 6.4.Mhedzisiro dzebvunzo dzinofanirwa kuenderana nezvinopihwa 5.14.
Mvura inodziya yekuchembera bvunzo
Ukuru uye kureba kwechikamu chepombi chemuenzaniso chinenge 100 mm.Izvo zvikamu zvakafumurwa pamigumo miviri yechikamu chepombi inofanira kurapwa ne anticorrosion.Chikamu chepombi chinofanira kunyikwa mumvura yakanyungudutswa pa (70±2) ℃ kwemazuva makumi matatu.
Tsanangudzo
| Item | Plastic yakavharwa mukati nekunze inoumbwa pombi |
| Material | SPHC, Q195,Q215,Q235,Q345,SAE1010,SAE1020, API Standard material, ASTM A53 A,B |
| OD | 10-1219(1/8''-48'') |
| WT | 0.7-13 |
| Urefu | 2m-12m kana sezvinodiwa nevatengi |
| Makobvu Tolerance | + 5%- |
| Surface | dzakazorwa/kupendwa |
| Pombi kupera | Plain end/Beveled end/Thread ine coupling uye cap |
| Kumaka | Sezvinodiwa nemutengi |
| Sdandard | ASTM/BS EN/DIN/GB |
| Chitupa | ISO,BV,API |
| ODM/OEM | iripo |
| Mitemo | ASTM A53,BS1387-1985,GB/T3091-2001,GB/T13793-92, GB/T6728-2002 |
| Zvishandiso | Q195,Q215,Q235,Q345 |
| Technique | Welded |
| Usage | Mechanical & kugadzira, Simbi chimiro, Kuvaka ngarava, Kusunga, Mota chassis |
Constituent Of The Material
| Giredhi | C | Mn | Si | S | P | 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 SIZES CHART | |||||||||
| Dia | Kutsauka | 0.4Mpa | 0.5Mpa | 0.6Mpa | 0.8Mpa | 1.0Mpa | 1.25Mpa | 1.6MPa | 2.0Mpa |
| Ukobvu | Ukobvu | Ukobvu | Ukobvu | Ukobvu | Ukobvu | Ukobvu | Ukobvu | ||
| 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 | |
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