技术要求  Technical Requirements

按国家标准(GB/ T4139- -2004)。

钒铁按钒和杂质含量的不同,分为八个牌号，其化学成分见表。

The National Standard (GB/T4139 2004) shall be conducted.

Ferrovanadium is divided into 8 classes depending on different content of ferrovanadium and impurities, for the chemical composition please refer to Table.

物理状态  Physical State

钒铁以块状供货;最大块重不超过8kg,通过10mmx10mm筛孔的碎块，不超过该批总重的3%。如用户对粒度还有特殊要求，可商定。

Fertovanadium shall be delivered in lump, weight of the maximal lump shall not exceed 8kg and amount of fragments going through sieve mesh of 10mmx 10mm not exceed 3% of the total weight of the same batch.Particle size shall be decided by both parties if users have special requirements.

用  途   Application

该产品适用于炼钢或合金材料中作钒元素加入剂。

This product is used as additives of vanadium element for steelmaking and alloy material.