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GB T 5312
GB T 5312
GB T 5312 is the China standard of shipbuilding steel pipe.
GB T 5312 410I 410II 410III seamless steel tubes and pipes for ship and vessel
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Henan BEBON Iron&Steel co.,ltd.
XICHENG SCIENCE & TECHNOLOGY BUILDING HIGH-TECH DEVELOPMENT ZONE, ZHENGZHOU, CHINA
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