ASTM A302 GR.C Mn-Mo-Ni Alloy Pressure Vessel karfe farantin karfe

ASTM A302 Grade C shine manganese-molybdenum-nickel alloy tukunyar jirgi farantin karfe. Karfe na A302 Grade C za a kashe kuma ya dace da buƙatun girman hatsi mai kyau. A203 Grade C na tukunyar jirgi na tukunyar jirgi za a yi gwajin tashin hankali don tantance ƙarfin tensile, ƙarfin yawan amfanin ƙasa, da haɓakawa. Lokacin mirgina SA302 Grade C a ƙarƙashin jagorar karfe NACE MR0175, gwajin HIC, SCC, gwajin SSC za a yi a cikin lab ɗin niƙa don garanti SA302 Grade C kayan ƙarfe. Sauran ƙarin gwajin fasaha, kamar PWHT, DWTT, Ƙwararrun masu amfani za su zaɓi gwajin zafin zafi idan sun buƙata.
Kauri: 6mm zuwa 300MM,
Nisa: 1500mm zuwa 4050mm,
Tsawon: 3000mm zuwa 15000mm

A302 Grade C Sinadarin Haɗin Kai
Carbon, max	%	Manganese, max	%	Silicon, max	%	Sulfur max	%
25mm ko ƙasa	0.2	Binciken Zafi	1.15-1.50	Binciken Zafi	0.15-0.40	Duk kauri	0.035
25-50 mm	0.23	Binciken Samfura	1.07-1.62	Binciken Samfura	0.13-0.45
fiye da 50mm	0.25
		Molybdenum max	%	Nickel max	%	Phosphorus	%
		Binciken Zafi	0.45-0.60	Binciken Zafi	0.40-0.70	Duk kauri	0.035
		Binciken Samfura	0.41-0.64	Binciken Samfura	0.37-0.73

Mechanical Property na A302 Grade C karfe farantin	Babban darajar A302C
Ƙarfin ƙarfi, kis [MPa]	80-100 [550-690]
Ƙarfin bayarwa, min, sumba [MPa]	50 [345]
Tsawaitawa cikin inci 8 [200 mm], min, %	17
Tsawaitawa cikin inci 2 [50], min, %	20