Alloy A320 L7 L7M W7 L7M na-akwọ ihe ọ bụla nke ọma maka arụmọrụ dị ala
ASTM specifications recommend a minimum Charpy impact value for ASTM A320 L7 Stud Bolts to be 20-ft-lbf @ -150F. Nnwale nsogbu nke Charpy na-ekpebi oke ike nke na-etinye aka na ihe ọ bụla, si otú ahụ na-egosi ihe isi ike.
Kpọtụrụ anyịNweta ọnụahịa
Ekekọrịta:
Ndinaya
N'ihe dị na ASTM A320 ọtụtụ akara akara, gụnyere ma Ferritic Steals họpụtara L7, Nhọrọ ndị a ga-egosi L7, ọnọdụ ọrụ, Njirimara arụ ọrụ, yana njiri mara mma. Klas ahụ d of Astm A320 Grag L7 Ihe nwere 895MPA opekempe tensile ike na 725MPA opekempe nweta ike. Ihe mejupụtara carbon, manganese, phosphorus, sọlfọ, silomium, molybdenum, titanium, vananium, vananium na boron. Astm A320 Grags G7M Bolts na-eri dimita site na M6 site na M36.
Njuputa
Ọzọ alliy steel