ASTM A53 Kereiti B (e boetse e bitsoaASTM A 53 Kereiti BkapaA53 GrB) e ntse e le e 'ngoe ea litlhaloso tsa liphaephe tsa tšepe ea khabone tse tsebahalang haholo lefatšeng ka bophara. E sebelisoa haholo ho phetiso ea metsi, oli le khase, liphaephe tsa sebopeho, litsamaiso tsa mechini, le liphaephe tsa boiler.
Empa ha merero ea machaba e kopanya maemo, bareki ba botsa:
"Ke engASTM A53thepa e lekanang ho EN, DIN kapa JIS?
Tataiso ena e atolosa papiso, e hlahisa dikereiti tse lekanang tsa tshepe, e hlalosa dipharologanyo tse lekang, mme e o thusa ho lekola ho fapanyetsana ha o fumana thepa.Phaephe ea tšepe ea ASTM A53, phaephe e se nang moedi, kapa dintho tse nkelang sebaka.
Ho utloisisa ASTM A53 Kereiti ea B: Litšobotsi tsa Bohlokoa
Likoahelo tsa ASTM A53/A53Mphala ea tšepe e se nang sekoli (Mofuta oa S)lePhaephe e welded ea ERW(Mofuta oa E)bakeng sa morero o akaretsang.
✔ Boemo ba matla a ASTM A53 Kereiti ya B bo mahareng ho ya hodimo, hangata bo sebediswa mesebetsing ya ho tsamaisa metsi le ho jara kgatello.
Mefuta ea Lik'hemik'hale (ASTM A53 Gr B):
Khabone ≤ 0.30%
Manganese ≤ 1.20%
Fosforase ≤ 0.05%
Sebabole ≤ 0.045%
Thepa ea Mekaniki:
Matla a ho Thabisa ≥415 MPa
Matla a Tlhahiso ≥240 MPa
Ho lelefatsa ≥20%
Lisebelisoa tse lekanang tsa ASTM A53 GrB ho EN, DIN le JIS
Mekhahlelo ena e tsamaellana haufi-ufi le thepa e lekanang le ASTM A53 mabapi le matla, sebopeho sa khabone le thepa ea ho lelefatsa.
Hobaneng baLia Bapisoa?
EN P235GH→ Tekanyo: ~235 MPa, Tensile: 360–500 MPa — e batlang e tšoana le ASTM A53 Kereiti B.
JIS STPG410→ Boemo le bolelele ba khabone tse tshwanang — di loketse ditshebediso tse hlokang kgatello e phahameng le ho kgona ho tjheseletsa.
Ka hona, thepa ena ka kakaretso e ka nkoa e le ASTM A53 GrB, haholo-holo liphaepheng tsa boiler, tsa sebopeho le tsa khatello.
ASTM A53 khahlanong le ASTM A106 khahlanong le API 5L — Pherekano e Tloaelehileng ea Bareki
Baenjiniere ba bangata ba machaba ha ba batle feela“E lekanang le A53 GrB”empa hape botsa:
✔ “Na ASTM A106 e lekana le ASTM A53?”
✔ “Na API 5L e lekana le A53 GrB?”
Karabo: ha ho jwalo hantle.
Kahoo ke engle ASTM A106 Grade B leAPI 5L Gr B hangata li qotsoa, kedikgetho tse ding, eseng ho lekana ka thata.
Liphapang tsa Tlhahiso lia Bohlokoa
Esita le haeba thepa e lekanang le ASTM A53 e tšoana ka lik'hemik'hale, melao ea tlhahlobo ea fapana:
ASTM A53 Kereiti B
Teko ea metsi a sa fetoheng
NDT bakeng sa li-weld seams
Teko ea ho kobeha/ho batalatsa
E akaretsa ka bobeliERW le e se nang sekoli
Ke ka lebaka lena o tla bona hangata mantsoe a ho fumana thepa joalo ka phala ea tšepe ea ASTM A53 ERW ha o totobatsa mefuta e welletsoeng.
EN P235GH / P235TR
Litlhoko tse ling tsa teko ea tšusumetso
Litokomane tse ling tsa seam ea ho weld
DIN 1629
Mamello e thata ea litekanyo bakeng sa liphaephe tse se nang mohele
JIS G3454
Tshebetso e loketse lits'ebetso tsa boiler le liphaephe tsa khatello
Mokhoa oa ho Netefatsa Tekano ho pholletsa le Maemo?
✔ Bapisa boleng ba mechine le ba lik'hemik'hale (mamello ea ± 5% e amoheleha)
✔ Kopa disetifikeiti tse hlophisitsweng tsa MTC kapa EN/DIN/JIS
✔ Tlhahlobo ea motho oa boraro (joalo ka SGS / BV / TÜV) bakeng sa netefatso ea maemo a fapaneng
Ts'ebetso ena e fokotsa kotsi ha ho khethoaThepa e lekanang le ASTM A53bakeng sa merero ea lefats'e.
HobanengYUANTAI DERUNKe Mofani oa ASTM A53 ea Tšepahalang
Ka lilemo tse fetang 20 tsa boiphihlelo ba tlhahiso, YUNTAI DERUN e fana ka:
✔ Phaephe ea tšepe ea ASTM A53 ERW
✔ Phaephe e se nang moedi ea ASTM A53 GrB
✔ Liphaephe tsa tšepe ea carbon ea boleng bo lekanang tsa EN / DIN / JIS
Re netefatsa hore:
Setifikeiti sa Teko ea Mill
Teko ea lik'hemik'hale, ea mechine, ea hydrostatic le ea ultrasound
Setifikeiti se Tloaelehileng
Hore na bareki ba totobatsa thepa e lekanang le ASTM A53, ASTM A106, API 5L, kapa A53 GrB, YUANTAI DERUN e fana ka litharollo tse lumellanang le tšebeletso e ntle ka ho fetisisa.
Mehopolo ea ho Qetela
Ho utloisisa maemo a lekanang a ASTM A53 Kereiti ya B ho bohlokwa bakeng sa theko ya lefatshe.
Ho utloisisa hore na phaephe ea tšepe ea ASTM A53 ERW e bapisoa joang le P235GH ea Europe kapa STPG410 ea Majapane ho thusa bareki:
✔ ho thibela liphoso tsa litlhaloso
✔ fokotsa tieho ea setifikeiti
✔ ho netefatsa polokeho le ho latela melao
Nako ea poso: Tshitwe-05-2025
