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I will like to know the different of EFW PIPE and ERW PIPE in terms of application
Manufacturing process & tollerence in OD & thickness are defferent
Hi
I would like to know, can we made a pipe with 2 seam welded line or not
Material grade ASTM A 358 G. 321 CL.1 E.F.W.
And size is 30"
Please help me by specific references
Thank you
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