Ho bata ho ne ho entsoe ka sebopeho sa mekhahlelo ea mohala oa liphaephe
In Ho bata ho bata haholoLikopo, pompo ea Spiras ea Spipe e bohlokoa ho haha meaho e tšoarellang le e tšepahalang. Li-pipes tsena hangata li etsoa ka tšepe e phahameng 'me li khona ho mamella mojaro o boima, o li etsa hore li lokele marokho, meaho le merero e meng ea lits'ebetso. Thepa ea mochini
Sehlopha sa tšepe | Bonyane | Matla a tšepe | Nako e nyane ea nako | Bonyane a bokhathatso | ||||
Mpa | % | J | ||||||
Botenya bo boletsoeng | Botenya bo boletsoeng | Botenya bo boletsoeng | ka mocheso oa | |||||
mm | mm | mm | ||||||
<16 | > 16≤40 | <3 | ≥3≤4y40 | ≤40 | -20 ℃ | 0 ℃ | 20 ℃ | |
S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
S275J0h | 275 | 265 | 430-5880 | 410-560 | 20 | - | 27 | - |
S2755J2h | 27 | - | - | |||||
S355j0h | 365 | 345 | 510-680 | 470-6330 | 20 | - | 27 | - |
S355J2h | 27 | - | - | |||||
S355k2h | 40 | - | - |
Sebopeho sa lik'hemik'hale
Sehlopha sa tšepe | Mofuta oa De-Oxidation A | % ka bongata, boholo | ||||||
Lebitso la Steel | Nomoro ea tšepe | C | C | Si | Mn | P | S | Nb |
S235JRH | 1.0039 | FF | 0,17 | - | 1,40 | 0,040 | 0,040 | 0.009 |
S275J0h | 1.0149 | FF | 0,20 | - | 1,50 | 0,035 | 0,035 | 0,009 |
S2755J2h | 1.0138 | FF | 0,20 | - | 1,50 | 0,030 | 0,030 | - |
S355j0h | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
S355J2h | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
S355k2h | 1.051212 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
a. Mokhoa oa DEOXIDAD o khethiloe ka tsela e latelang: | ||||||||
FF: E bolaile tšepe e nang le likarolo tse ngata tse lekantsoeng ea ho tlamahane ea ho tlama nitrogen | ||||||||
b. Boleng bo boholo ba Nitrogen ha bo sebetse haeba sebopeho sa lik'hemik'hale se bonts'a kakaretso ea Al / n e tlase ho isa ho 2: 1, kapa haeba lintho tse ling tse lekaneng li teng. Lintho tse tlatsitsoeng tsa N-linding li tla rekota tokomaneng ea tlhahlobo. |
Ntle le moo, ts'ireletso ea mollolipeipi, tšebeliso ea lipompo tsa spiral seam li na le bohlokoa ho netefatsa polokeho le ho ts'epahala ha sistimi. Lifate tsena li etselitsoe ho mamella lithemparetjha tse phahameng le likhatello 'me li loketse litsamaisong ba tšireletso ba mollo. Kaho ea meddy ea pampiri ea sekoti sa Spiral e tiisa hore e tsoahetla le tlasa maemo a feteletseng, e etsa karolo ea bohlokoa ea ts'ireletso ea mollo le tsamaiso ea mollo.
E 'ngoe ea melemo ea mantlha eaSpiral Seam Weldd Pipeke ho feto-fetoha ha eona le ho ikamahanya le maemo a fapaneng lits'ebetsong tse fapaneng. Liphaepi tsena li ka etsoa ka bophara ba mefuta e fapaneng le tse ngata ho tobana le litlhoko tse ikhethileng tsa merero. Ntle le moo, ba ka kopantsoe le lisebelisoa tsa ts'ireletso ho ntlafatsa li-corrosion tsa Corros le ho etsa hore ba sebeletse tšebeliso maemong a fapaneng le maemo a fapaneng.
Pepe ea Spiral seam e nang le pepe e hlatso e hlakisa melemo ha ho tluoa ho kenya le ho lokisa. Ba bobebe ebile ba fetoha le maemo, ba ba nolofalletsa ho tsamaisa le ho sebetsana le litšenyehelo tsa ho kenya le litšenyehelo tsa ho kenya. Ntle le moo, bolelele ba eona bo bolelele, bo tsoelang pele bo fokotsa tlhoko ea likhokahano tse eketsehileng, ba fokotsa kotsi ea ho tsoa le ho bolela sistimi e sebetsang hantle le e tšepahalang.
Qetellong, pompo e se nang moeli ea Spipe ke karolo ea bohlokoa indastering ea bohlokoa, haholo-holo ka meaho e batang e entsoeng ka mehla leMohala oa liphaepheLikopo. Kaho ea eona e tšoarellang ea eona, ts'ebetso e phahameng le ho ikamahanya le maemo e etsa khetho ea pele ho baenjiniere, likonteraka le batsamaisi ba morero. Ebang ba haha meaho e matla kapa e rarollang litsamaiso tsa ts'ireletso tse bolokehileng le tse tšepahalang, lipehelo tsa serifi li na le tharollo ea litlhoko tsa litšebeletso tsa sejoale-joale.

