Rebar production requires both gas and abundant electricity, so both winter and summer can face supply restrictions; contrary to the common perception about winter.
You know rebar as a product affected by factory gas outages during the cold season; structural steel beams carry an additional risk that receives less attention: summer. Producing structural steel beams requires both natural gas and abundant electricity for rolling, which means that during the summer heat, when household electricity consumption peaks, factories may face restrictions; exactly the opposite of winter, when gas is the main problem.
Two Seasons, Two Types of Supply Risk
In winter, household consumption has priority for natural gas, and steel industries usually face reduced or interrupted gas supplies. In summer, the situation takes a different form: household electricity consumption for cooling reaches its peak, exposing these energy-intensive industries, including structural steel beam rolling units, to electricity restrictions. For you as a seller, this means that structural steel beams face a real risk of reduced supply in almost both sensitive seasons of the year, not just winter.
| Factor | How it affects structural steel beam prices |
|---|---|
| Dollar exchange rate | Part of the pricing formula for steel products on the Iran Mercantile Exchange depends on the dollar |
| Iran Mercantile Exchange | The base price of billets and heavy sections, including structural steel beams, is discovered weekly on the exchange |
| Winter gas outages | Steel factories reduce production because household gas consumption has priority |
| Summer electricity restrictions | High household electricity consumption in hot weather exposes energy-intensive industries to outages or reduced production |
| Construction season | Demand from steel-frame projects increases in spring and summer |

The structural steel beam production line requires a great deal of energy in both the summer heat and the winter cold; this makes it vulnerable to gas and electricity outages.
The Dollar Exchange Rate and the Iran Mercantile Exchange; The Same Two Perennial Drivers
The base price of heavy steel products, including structural steel beams, is discovered on the Iran Mercantile Exchange, like other sections, and part of this formula depends on the dollar exchange rate. When the dollar fluctuates significantly over a short period, this fluctuation is usually also reflected, with a slight delay, in the open-market price of structural steel beams.
Why This Matter Is More Sensitive for Structural Steel Beams
Because the value of each structural steel beam, compared with, for example, a rebar, is several times higher, the same percentage fluctuation becomes a larger absolute figure. If the price of rebar rises by five percent, it may affect each bar by several tens of thousands of tomans; that same five percent on a large-size structural steel beam can affect each beam by several hundred thousand tomans.
How to Use This Pattern in Decision-Making
- Before summer and winter, if you have a bulk purchasing plan, act ahead of the possibility of supply restrictions.
- Monitor the dollar exchange rate and the Iran Mercantile Exchange’s weekly calendar for structural steel beams just as you do for rebar.
- Remind customers planning a summer project in advance of the possibility of slower supply during the peak summer heat.
The price of structural steel beams results from the simultaneous interaction of several factors, but their seasonal supply risk works both ways, not only in winter; knowing this point will keep you from being caught off guard in the middle of summer.
Frequently Asked Questions
چرا تولید تیرآهن در تابستان هم با ریسک عرضه مواجه میشود؟
نورد تیرآهن به برق فراوان نیاز دارد. در تابستان، مصرف برق خانگی برای سرمایش به اوج میرسد و همین صنایع انرژیبر از جمله کارخانههای تیرآهن را با محدودیت یا کاهش تولید مواجه میکند.
چرا نوسان قیمت روی تیرآهن نسبت به میلگرد محسوستر است؟
چون ارزش هر شاخه تیرآهن نسبت به میلگرد بیشتر است، همان درصد نوسان قیمت به یک رقم مطلق بزرگتر روی هر شاخه تبدیل میشود.
چه عواملی روی قیمت تیرآهن اثر میگذارند؟
نرخ دلار، قیمتگذاری هفتگی بورس کالا، قطعی گاز کارخانهها در زمستان، محدودیت برق در تابستان، و فصل تقاضای ساختوساز، همه با هم تصویری از جهت احتمالی قیمت میدهند.
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