Phaephe e se nang moedi ya EN10216-2 P235GH e tloaelehileng ya Yuropa mme e sebediswa hokae?

EN10216
EN10216

P235GH ke thepa efe? E tsamaellana le thepa efe Chaena?

P235GH ke phaephe ea tšepe ea Fihekin le ea alloy e sebetsang hantle mochesong o phahameng, e leng tšepe ea sebopeho ea Jeremane e mochesong o phahameng. Phaephe ea tšepe e se nang sekoli ea khatello ea P235GH, EN10216-2 e tsamaellana le phaephe ea tšepe e se nang sekoli ea boiler ea khatello e phahameng ea 20G, 20MnG (GB 5310-2008).

Phaephe e se nang moedi ya phala ya tshepe ya alloy ya P235GH hangata e qhibilihiswa ka hara onto ya motlakase ya arc le converter ya oksijene e tsholotsweng ka hodimo. Bakeng sa ditlhoko tse hodimo, e amohela ho hlwekiswa ka ntle ho onto, ho qhibilihisa onto ya vacuum induction kapa ho qhibilihisa vacuum habeli, ho qhibilihisa electroslag kapa kalafo ya vacuum, le kalafo ya mocheso.

Phaephe ea tšepe e se nang moedi ea khatello ea P235GH, EN10216-2 e loketse ho etsa lijana tsa khatello le likarolo tsa lisebelisoa. Ha e bapisoa le tšepe e tloaelehileng, tšepe ea motsoako ea P235GH e na le matla le ho tiea ho hoholo, ts'ebetso ea ho kobeha ho batang le ts'ebetso ea ho tjheseletsa, litšobotsi tsa lik'hemik'hale, ho lumellana ha lintho tse phelang, litšobotsi tsa 'mele le ts'ebetso ea ts'ebetso.

Litšobotsi tsa mechini tsa phaephe ea tšepe ea motsoako oa P235GH: matla a ho tensile σb350~480 MPa; matla a tlhahiso σs≥215 MPa; bolelele δ5≥ 25%; matla a ho monya tšusumetso Akv≥47 J; Bothata ba Brinell ≤105~140 HB100

Sebopeho sa lik'hemik'hale (karoloana ea boima, %) ea phaephe ea tšepe ea motsoako oa P235GH: ≤0.16 Si; 0.60~1.20 Mn; ≤0.025 Cr; ≤0.30 Ni; ≤0.30 Cu; ≤0.08 Mo; ≤0.02 V; ≤0.02 Nb; ≤0.012 N; P; ≤0.010 S; ≤0.30, ≤0.020 Al; C; ≤0.35, ≤0.03 Ti.

Setšoantšo se latelang ke tafole ea papiso ea phaephe ea tšepe ea motsoako oa P235GH le limaraka tse tšoanang tsa tšepe:

Sehlopha Letšoao le tšoanang
ISO EN ASME/ASTM JIS
20G PH26 PH235GH A-1, B STB 410
20MnG PH26 PH235GH A-1, B STB 410

 

Kalafo e futhumatsang ea phaephe ea tšepe e se nang moedi ea P235GH bakeng sa khatello: mocheso o chesang oa ho sebetsa 1100~850 ℃; mocheso oa ho kenya 890~950 ℃; mocheso o tloaelehileng 520~580

Tšepe ea alloy ea P235GH e tsamaellana le thepa efe ea lapeng?

EN10216-2 P235GH e tšoana le GB/T5310 20G le 20MnG naheng ea heso (joalokaha ho bontšitsoe setšoantšong se kaholimo), 'me mekgahlelo e tšoanang ea tšepe e kenyelletsa ASTM/ASME A-1, B; JIS STB 410.


Nako ea poso: Tshitwe-13-2024

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