High-strength low-expansion alloy steel

Application Number: 00108098
Application Date: 2000.06.15
Publication Number: 1275630
Publication Date: 2000.12.06
Priority Information:
International: C22C38/14
Applicant(s) Name: Iron & Steel Research General Inst.
Inventor(s) Name: Liu Jiang;Zhang Jianfu;Zhao Dongliang
Patent Agency Code: 11207
Patent Agent: jin xiangrong
Abstract The present invention belongs to the field of precision alloy, specially is suitable for high-capacity low-deflection steel core of power line, and is a low-expanding alloy steel material whose chemical components are (wt%) C 0.15-0.35, Ni 32-40, Mo 0.3-0.95, Mn 0.1-0.6, S 0.15-0.6, B 0.003-0.15, Zr 0.005-0.01 and the rest being Fe. As compared with existent technology, the said stel is low in material cost, good in working plasticity and easy to produce and prepare, etc..