Ngarep > Kabar > FAQ

Apa standarisasi produk sampeyan?

2022-06-27

P: Apa standarisasi produk sampeyan?


A: GB / T 700-2006 Baja struktural karbon, 45 # ing GB / T 699 Q235, 195, 215, 255, 275 ing GB / T700.


We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy
Reject Accept