Kev paub

Qhov sib txawv ntawm LR AH62 thiab LR AH69 steel phaj

Qhov sib txawv ntawm LR AH55 thiab LR AH69 steel phaj

Qhov sib txawv ntawm LR AH55 thiab LR AH62 steel phaj

Qhov sib txawv ntawm LR AH50 thiab LR AH69 steel phaj

Qhov sib txawv ntawm LR AH50 thiab LR AH62 steel phaj

Ob leeg LR AH50 thiab LR AH55 yog LR- ntawv pov thawj siab - lub zog marine steels tsim los rau kev tsim nkoj thiab kev siv sab nrauv. Lawv qhov sib t

Qhov txawv ntawm S355JR thiab S275JR yog dab tsi?

S355JR sib npaug li cas?

Qhov sib txawv ntawm LR AH46 thiab LR AH69 steel phaj

Qhov sib txawv ntawm LR AH46 thiab LR AH62 steel phaj

Ob leeg LR AH46 thiab LR AH55 yog LR- ntawv pov thawj siab - lub zog marine steels nrog rau kev cuam tshuam toughness kuaj ntawm 0 degree, kom ntseeg

Dab tsi yog qhov txawv ntawm LR AH46 thiab LR AH50 steel phaj?