3m,4m,6m JIS Hard Alloy Welded Tool Steel Pipe
USD $750 - $2,000 /Ton
Min.Order:1 Ton
Dongfang Haoyu Technology Development Co., Ltd.
JIS G3462 seamless cold drawn intermediate alloy steel heat exchanger tubes, condenser tubes
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Building steel pipe factory in liaocheng china jis g3454- 2007 erw welded steel tube
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