United States - Relative Importance Weights (Contribution to the Total Industrial Production Index): Manufacturing: Durable Goods: Iron and Steel Products (NAICS = 3311,2) was 1.39% in March of 2024, according to the United States Federal Reserve. Historically, United States - Relative Importance Weights (Contribution to the Total Industrial Production Index): Manufacturing: Durable Goods: Iron and Steel Products (NAICS = 3311,2) reached a record high of 3.82 in July of 1974 and a record low of 0.47 in May of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Relative Importance Weights (Contribution to the Total Industrial Production Index): Manufacturing: Durable Goods: Iron and Steel Products (NAICS = 3311,2) - last updated from the United States Federal Reserve on April of 2024.