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2. Hot-dipped Galv. Scaffolding tube according to BS1139 . 3. Carbon seamless steel tube according to ASTM A53/A106/API 5L Gr. B. 4. Seamless welded steel tube . 5. Welded furniture tube with black surface or white surface condition. Product Description. China Black Hollow Section Square Steel Pipe (13TYT1026 bs1139 scaffolding ms black steel pipe tube erw steelNow we are in the position to supply the tube as follows 1. ERW Galv. Welded steel tube according to BS1387 or ASTM A53 2. Hot-dipped Galv. Scaffolding tube according to BS1139 3. Carbon seamless steel tube according to ASTM A53/A106/API 5L Gr. B 4. Seamless welded steel tube 5. Welded furniture tube with black surface or white surface condition
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China Bs1139 Scaffolding Ms Black Steel Pipe/tube bs1139 scaffolding ms black steel pipe tube erw steel Focus on the steel products manufacturing, exporting. With decades of development, today we are one of the leading supplier of galvanized steel pipe , ERW welded steel pipes and hollow sections in China.
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