Dab tsi yog qhov txawv ntawm ASTM 316 thiab 316L?
Cov khoom siv code S31608 yog dab tsi?
Tus nqi ntawm 201 stainless hlau sawb ib kilogram yog dynamic, sib txawv nrog nickel raw khoom nqi, kev lag luam xav tau thiab cov nqi ntau lawm. Raws li cov kev lag luam tsis ntev
Stainless hlau 439 thiab 304 s sib txawv hauv cov ntsiab lus, feem ntau hauv lawv cov ntsiab lus nickel; 439 yog ferritic steel nrog siab chromium thiab titanium, thaum 304 yog
Cov khoom sib npaug 1.4510
439 Stainless hlau sib npaug qib
SUS 431 khoom yog dab tsi?
Qhov txawv ntawm 1.4301 thiab 1.4057 yog dab tsi?
Cov khoom siv twg yog 1.4057 sib npaug?