ASTM A302 Grade A Mn-Mo Alloy Pressure Vessel Plate

Wannan ƙayyadaddun ya ƙunshi faranti na manganese-molybdenum da manganese-molybdenum-nickel gami da faranti waɗanda aka yi niyya musamman don tukunyar jirgi mai walda da sauran tasoshin matsa lamba. ASTM A302 wani nau'i ne na ƙayyadaddun ƙayyadaddun gami da ƙarancin gami da ke rufe maki 4 daban-daban (A, B, C, D), Grade C da D sun ƙunshi nau'ikan sinadaran Ni, tare da kauri iri ɗaya, yawan amfanin ƙasa da ƙarfin tensile na Grade C iri ɗaya ne na Grade B, yayin da elongation kudi na sa C ne mafi girma.Wannan ƙayyadaddun ya rufe manganese-molybdenum da manganese-molybdenum-nickel gami karfe faranti nufi musamman ga welded tukunyar jirgi da sauran matsa lamba tasoshin. ASTM A302 wani nau'i ne na ƙayyadaddun ƙayyadaddun gami da ƙarancin gami da ke rufe maki 4 daban-daban (A, B, C, D), Grade C da D sun ƙunshi nau'ikan sinadaran Ni, tare da kauri iri ɗaya, yawan amfanin ƙasa da ƙarfin tensile na Grade C iri ɗaya ne na Grade B, yayin da elongation rate na sa C ya fi girma. An kera shi don Jirgin Ruwa, Boiler, Tankunan Ma'aji da Musanya Zafi a Aikin Mai, Gas.
Kauri: 6mm zuwa 300MM,
Nisa: 1500mm zuwa 4050mm,
Tsawon: 3000mm zuwa 15000mm

A302 Matsayin Haɗin Sinadari
Carbon, max	%	Manganese, max	%	Silicon, max	%	Sulfur max	%
25mm ko ƙasa	0.2	Binciken Zafi	0.95-1.30	Binciken Zafi	0.15-0.40	Duk kauri	0.035
25-50 mm	0.23	Binciken Samfura	0.87-1.41	Binciken Samfura	0.13-0.45
fiye da 50mm	0.25
		Molybdenum max	%	Nickel max	%	Phosphorus	%
		Binciken Zafi	0.45-0.60	Binciken Zafi	…	Duk kauri	0.035
		Binciken Samfura	0.41-0.64	Binciken Samfura	…

Mechanical Property na A302 Grade A karfe farantin karfe	Babban darajar A302
Ƙarfin ƙarfi, kis [MPa]	75-95 [515-655]
Ƙarfin bayarwa, min, sumba [MPa]	45 [310]
Tsawaitawa cikin inci 8 [200 mm], min, %	15
Tsawaitawa cikin inci 2 [50], min, %	19