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Certificates

WKZ034-2004 SA516Gr70N

1. The Ⅱtype controlled rolling, air steel thickness 2 h, the first Ⅱstage Open rolling temperature ≤920 ℃, finishing temperature≤860 ℃.

2. Normalized technology:normalizing furnace: normalized temperature: 900 + 10 ℃, total heating time 1.5 min/mm

The machine furnaceor car bottom furnace: normalized temperature: 900 + 10 ℃, total heating time 1.5 min/mm

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