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I-beam Q355B Q355C Q355D High Strength National Standard Direct from Steel Mills Supplied in Stock

Tianjin Yingri Steel Trading Co., Ltd

I-beam manufacturer All material specifications 16# Dahe production and wholesale excellent weldability

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Hebei Zhongzhu Construction Technology Co., Ltd.

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Tai'an Jincheng Steel Co., Ltd

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Lanzhou Yiganglian Materials Co., Ltd.

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Guangdong Yuezhong Steel Co., Ltd.

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Chengdu Zhongcan Supply Chain Management Co., Ltd.

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Tangshan Kangting Trading Co., Ltd

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16# I-beam Parameters Connection Method Welding Steel Production Process Delivery to Factory