Mar 01, 2023 Tso lus

4140 Kub Rolled Steel Round Bar tiav lawm ntau lawm

Kub dov 4140 alloy steel round tuav tiav lawm niaj hnub no. Muaj peev xwm muab tau ntawm annealed dub bar thiab ntxhib tig ci bar. Length ntawm thaj tsam ntawm 6000-8000mm

Tug

Ua Hlau Rau 1.2343 Tool Steel

Tom ntej

1.2746 Alloy Steel Ua

Xa kev nug