ASTM A204 Grade A Matsayin Jirgin Karfe

A wani nau'i ne na kayan ƙarfe na Mo-alloy da ake amfani da shi don ƙirƙira manyan tasoshin zafin jiki. A204 wannan kadarar ta dogara ne akan abun da ke cikin Mo. ASTM A-204 / A-204M A204 yana da maki ko matakai uku-- Grade A /B/C.

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ASTM A204 Grade A Matsayin Jirgin Karfe Farantin Bayani: Haɗin Sinadari da Kayayyakin Injini:

ASTM A204 Grade A Matsayin Jirgin Karfe Farantin Bayani:

ASTM A204 Gr.A wani nau'i ne na Mo-alloy karfe kayan da ake amfani dashi don ƙirƙira tasoshin matsa lamba mai zafi. A204 wannan kadarar ta dogara ne akan abun da ke cikin Mo. ASTM A-204 / A-204M A204 yana da maki ko matakai uku-- Grade A /B/C. A204 karfe sa dalla-dalla yana maida hankali ne akan molybdenum gami, wanda aka yi niyya musamman na welded tukunyar jirgi da sauran matsa lamba tasoshin karfe farantin A204 Gr. A, A204 Gr .B da A204 Gr .C

Haɗin Sinadari da Kayayyakin Injini:

A204 Grade A Haɗin Sin
Daraja	Mafi Girman Element (%)
Daraja	C	Si	Mn	P	S
Darasi na A204	0.18-0.25	0.13-0.45	0.90-0.98	0.035	0.035

Kayan Injini na A204 Darajin A karfe	Darasi na A204
Ƙarfin ƙarfi, kis [MPa]	65-85 [450-585]
Ƙarfin bayarwa, min, sumba [MPa]	37 [255]
Tsawaitawa cikin inci 8 [200 mm], min, %	19
Tsawaitawa cikin inci 2 [50], min, %	23