Ọnụ ụzọ ọkụ igwe anaghị agba nchara nwere nickel na chromium metal components, nke nwere nguzogide okpomọkụ siri ike. Ọ nwekwara nnukwu mkpụrụ ike na creep nguzogide n’okpuru 900 ℃ okpomọkụ dị elu, nke nwere ike igbochi mgbawa na ihe mberede ndị ọzọ. A na-eji igwe anaghị agba nchara 304 ma ọ bụ 201 igwe anaghị agba nchara, yana nguzogide corrosion siri ike.