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BAODING SHANZHI EXPORT CO.,LTD
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D: outer diameter(NOT dn:nominal diameter)

d: inner diameter(NOT dn:nominal diameter either)

t: thickness
Round steel pipe
/SKETCH
Address: 8-8405,NO.1999 EAST 2ND RING ROAD LIANCHI DISTRICT,BAODING CITY,HEBEI PROVINCE,CHINA
Tel: 0086-188-0126-1551
Email: jacksteeljob@gmail.com
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