Kedu ọkwa nke igwe anaghị agba nchara eriri igwe nwere?

Igwe anaghị agba nchara tube ,304 316 316L 304L bụ igwe anaghị agba nchara nke Grade, igwe anaghị agba nchara eriri igwe tube nwere otutu Grade ,304304l 304H 316 316L 2205 310S 904L ect Grade,16Lse igwe anaghị agba nchara tube, bụ ọkwa nkịtị.304 na 316 nwere nguzogide corrosion na nguzogide okpomọkụ dị elu.