A105 ke nomoro e tloaelehileng ea ASTM ea Amerika, 'me A e emela tšepe e tloaelehileng ea carbon structural.
Lebitso le tloaelehileng: lisebelisoa tsa tšepe tsa carbon bakeng sa likarolo tsa liphaephe.Hobane ho entsoe tšepe e le 'ngoe feela ea khabone e boletsoeng maemong ana, A105 ke mofuta oa tšepe oa k'habone.A105 hape ke khoutu ea thepa, eo e leng ea tšepe e khethehileng 'me ke tšepe e entsoeng ka serame.A105 ke tšepe e tlaase ea carbon, e tšoanang le tšepe ea 20.Ho na le litekanyetso tse peli, e 'ngoe ke American standard ASTM A105/A105M Carbon Steel Forgings for Piping Components,' me e 'ngoe ke maemo a Sechaena a GB/T12228-2006 Maemo a Tekheniki a Carbon Steel Forgings for General Purpose Valves.
Sebopeho sa C: ≤ 0.35 Si: ≤ 0.35 Mn: 0.6-1.05 S: ≤ 0.050 P: ≤ 0.040, Cu ≤ 0.4 Ni ≤ 0.4 Mo ≤ 0.12 V ≤0 Cr3 ≤0.
Thepa ea mochine e pakeng tsa No. 20 forged steel le 16Mn forged steel.
Thepa ea mochini (Mpa)
Matla a ho tiea: ( σ b)≥485Mpa
Matla a tlhahiso (σ s)≥250Mpa
Elongation ea poso (δ) ≥22%
Phokotso ea sebaka ( ψ) ≥30%
Ho thatafala ≤ HB187
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Nako ea poso: Oct-10-2022