Welcome to Hunan Ronggang Steel Industry
+86 731 8864 9455

+86 138 7588 3111

info@ronggang-steel.com

Mine tailing pipe

Mine tailing pipe

Zambia mining tailing project

Carbon steel pipe with steel flange

API 5L GR.B & ASME A105

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Hunan Ronggang steel industry Co., Ltd

Hunan Ronggang Steel Industry CO,.LTD is founded on 18th March,2008,with a total investment of 120 million yuan,covering an area of 40,000 square meters and the ....

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