4140 heat treated plate
4140 heat treated plate for hot roll and forged bar on stock over 1500 tons
We would like to share our 4140 heat treated plate processing.
4140 heat treated plate Q+T or Anneal are both in stock,with a fast delivery.
grade 4340 round bar
grade 4340 round bar
grade 4340 round bar by Forged ,black surface
grade 4340 round bar diameter:300~800mm.
grade 4340 round bar by state own factory processing,and make sure the 100% pass UT testing.
