I-Tube Schedule 40 iyindinganiso evamile yobukhulu bodonga lwamapayipi, engaphansi kohlelo losayizi lwe-ANSI/ASME B36.10 (ipayipi lensimbi yekhabhoni) noma i-B36.19 (ipayipi lensimbi engagqwali). "Ishejuli" lapha imelela izinga lobukhulu bodonga lwepayipi, kanti iShejuli 40 (elifingqiwe njengeSch 40) yilona zinga elisetshenziswa kakhulu futhi elisetshenziswa kabanzi.
Izici zeShejuli yeThubhu 40:
Ubukhulu bodonga obumaphakathi:likhulu kuneShejuli 10 kodwa lincane kuneShejuli 80.
Amandla athembekile:ikwazi ukumelana nokucindezeleka okulinganiselwe kanye nokucindezeleka komshini.
Ukuguquguquka okunamandla:Inenani elikhulu lezicelo kuzo zombili izimboni kanye nezindawo zomphakathi.
Izinto ezahlukahlukene:kungaba ipayipi lensimbi yekhabhoni, ipayipi lensimbi engagqwali, noma ipayipi lensimbi elihlanganisiwe.
I-Steel Tube Sheduli 40 Izicelo Ezivamile:
Uhlelo lokuphakelwa kwamanzi kanye nokukhipha amanzi
Ipayipi lomlilo
Ukuthuthwa kwegesi yemvelo kanye nomusi
Amapayipi ezimboni kanye nezingxenye zesakhiwo semishini
Izakhiwo kanye Nengqalasizinda
Ubukhulu Beshubhu Lensimbi Yeshejuli 40:
| Isheduli yamapayipi ejwayelekile ye-ASTM A53 noma i-API 5L 40 | |||||
| Usayizi ojwayelekile | DN | Ububanzi bangaphandle | Ububanzi bangaphandle | ukujiya kweshejuli engu-40 | |
| Ubukhulu bodonga | Ubukhulu bodonga | ||||
| [intshi] | [intshi] | [mm] | [intshi] | [mm] | |
| 1/2 | 15 | 0.84 | 21.3 | 0.109 | 2.77 |
| 3/4 | 20 | 1.05 | 26.7 | 0.113 | 2.87 |
| 1 | 25 | 1.315 | 33.4 | 0.133 | 3.38 |
| 1 1/4 | 32 | 1.66 | 42.2 | 0.14 | 3.56 |
| 1 1/2 | 40 | 1.9 | 48.3 | 0.145 | 3.68 |
| 2 | 50 | 2.375 | 60.3 | 0.154 | 3.91 |
| 2 1/2 | 65 | 2.875 | 73 | 0.203 | 5.16 |
| 3 | 80 | 3.5 | 88.9 | 0.216 | 5.49 |
| 3 1/2 | 90 | 4 | 101.6 | 0.226 | 5.74 |
| 4 | 100 | 4.5 | 114.3 | 0.237 | 6.02 |
| 5 | 125 | 5.563 | 141.3 | 0.258 | 6.55 |
| 6 | 150 | 6.625 | 168.3 | 0.28 | 7.11 |
| 8 | 200 | 8.625 | 219.1 | 0.322 | 8.18 |
| 10 | 250 | 10.75 | 273 | 0.365 | 9.27 |
IShejuli 40 kanye Nokunye Ukuqhathaniswa KweShejuli:
Uma sithatha ububanzi bepayipi obuvame ukusetshenziswa obungamasentimitha angu-2 (2") njengesibonelo, bonisa umehluko ekujiyeni kodonga phakathi kweShejuli 10, 40, kanye no-80:
| Usayizi Wepayipi Elijwayelekile (i-NPS) | Ishejuli 10 (Isahluko 10) | Ishejuli 40 (Isahluko 40) | Ishejuli 80 (Isahluko 80) |
| 2" (OD 60.3 mm) | 2.77 mm | 3.91 mm | 5.54 mm |
| 3" (OD 88.9 mm) | 3.05 mm | 5.49 mm | 7.11 mm |
| 4" (OD 114.3 mm) | 3.38 mm | 6.02 mm | 8.18 mm |
| 6" (OD 168.3 mm) | 3.56 mm | 7.11 mm | 9.27 mm |
I-Sch 10: encane kakhulu, engabizi kakhulu, efanelekile ezinhlelweni ezisebenzisa amandla aphansi kagesi.
I-Sch 40: Ubukhulu obuphakathi, obusetshenziswa kakhulu, amandla okulinganisela kanye nezindleko.
I-Sch 80: ebanzi kakhulu, enokumelana okunamandla kwengcindezi, efanelekile ukusetshenziswa kwamandla aphezulu kagesi noma amandla aphezulu.
Iyini Inzuzo Yepayipi Lekhabhoni Le-Youfa Brand Schedule 40?
Njengomkhiqizi ohamba phambili embonini yamapayipi ensimbi eShayina, i-Youfa Group izakhele idumela layo ngamakhono okukhiqiza aqinile, ubuchwepheshe bokucubungula obusha, izitifiketi zomkhiqizo eziqinile, kanye nokuzibophezela ekukhiqizeni okusimeme.
1. Amandla Okukhiqiza Aphezulu kanye Nezinga
I-Youfa Group isebenzisa izisekelo zokukhiqiza ezingu-8 kulo lonke elaseShayina (isib. iTianjin, iHebei, iJiangsu, neYunnan), ifakwe imigqa yokukhiqiza engaphezu kuka-300 ehlanganisa umkhiqizo waminyaka yonke odlula amathani ayizigidi ezingu-20 zamapayipi ensimbi. Amapayipi ensimbi yekhabhoni e-Schedule 40 enkampani, umugqa womkhiqizo oyinhloko, azuza kulesi silinganiso esikhulu, eqinisekisa ukuhlinzekwa okuzinzile kanye nokusebenza kahle kwezindleko zamaphrojekthi amakhulu kawoyela, igesi, kanye nengqalasizinda.
Ubuholi Bemakethe:I-Youfa ibilokhu isendaweni yokuqala ekuthengisweni kwamapayipi ensimbi ashiselwe eShayina iminyaka eyi-19 ilandelana, inesabelo semakethe yasekhaya esingaba ngu-35% samapayipi ashisiwe ashisayo.
Ukufinyelela Komhlaba Wonke:Imikhiqizo ithunyelwa emazweni angaphezu kwe-100, okuhlanganisa iNingizimu-mpumalanga ye-Asia kanye neMpumalanga Ephakathi, isekelwa izinhlelo eziqhubekayo zokwandisa izisekelo zokukhiqiza zaphesheya kwezilwandle.
2. Imininingwane Ephelele kanye Nokwenza Ngokwezifiso
Ububanzi Bebanga:Kusukela ku-DN15 kuya ku-DN1200, okuhambisana nezinhlelo zokusebenza ekudlulisweni kukawoyela negesi, ukwesekwa kwesakhiwo, kanye nezinsizakusebenza ezingaphansi komhlaba.
Ukwenza ngokwezifiso:Izembozo ezingakhethwa (isb., i-epoxy resin, i-polyethylene) zithuthukisa ukumelana nokugqwala ezindaweni ezinzima njengokubhoboza ogwini noma ukucubungula amakhemikhali.
3. Ukucubungula Okuthuthukisiwe Nokulawula Ikhwalithi
Ukukhiqiza Okusha:Le nkampani inama-patents agunyaziwe angu-188, okuhlanganisa imishini yokubopha amapayipi ezenzakalelayo kanye nezinhlelo zokugaya ezisebenzisa amandla kahle, ezithuthukisa ukusebenza kahle kokukhiqiza futhi zinciphise izindleko.
I-CNAS Amalebhu Aqinisekisiwe:Amalabhorethri amahlanu aqashelwa kuzwelonke enza ukuhlolwa kwekhwalithi okungaphezu kuka-200, okuhlanganisa ingcindezi ye-hydrostatic, ukuhlaziywa kokwakheka kwamakhemikhali, kanye nokuhlolwa okungonakalisi, okuqinisekisa ukuhambisana ne-ASTM A53, GB/T 3091, kanye nezinye izindinganiso zomhlaba wonke.
Uhlelo Lokulandelela:Ipayipi ngalinye linikezwa ikhodi yokuhlonza ehlukile yokulandelela ikhwalithi yempilo yonke, ukuqinisa ukuziphendulela kanye nokuthembeka.
4. Izitifiketi Nezindinganiso Ezihamba Phambili Embonini
Isitifiketi Sikazwelonke Somkhiqizo Oluhlaza:Imikhiqizo eminingi ye-Youfa, okuhlanganisa namapayipi e-Schedule 40, iqinisekiswe ngokuthi "iMikhiqizo Yokuklama Okuluhlaza" yi-Ministry of Industry and Information Technology yaseShayina, okugqamisa ubuhle bayo bemvelo nokusebenza kwayo.
Ukuqashelwa Kwamazwe Ngamazwe:Izitifiketi ezifana ne-API 5L kanye ne-ISO 9001 ziqinisekisa nokufaneleka kwazo kumaphrojekthi kawoyela negesi omhlaba wonke.
5Ukuzibophezela Ekusimeni Okuzinzile kanye Nokukhiqiza Okungangcolisi Imvelo
Amafektri Aluhlaza:Izinhlobo ezintathu zezisekelo zayo zokukhiqiza zibizwa ngokuthi "iNational Green Factories", kanti iJiangsu Youfa Pipe Co., Ltd. ithole isihloko esithi "iGreen Factory" ngo-2024 ngenxa yezinhlelo zayo zokuvuselela amanzi angcolile kanye nokunciphisa ukukhishwa kwekhabhoni.
Izinhlelo Zokukhiqiza Ezihlanzekile:Ukutshalwa kwezimali okungaphezu kwe-RMB 22 million ngo-2023 kuthuthukise ukuphathwa kwemfucuza kanye nokusebenza kahle kwamandla, kunciphisa ukukhishwa kwe-acid inkungu kanye nokukhiqizwa kwemfucuza eyingozi.
Isikhathi sokuthunyelwe: Agasti-26-2025