Abrasion-resistant welded steel pipe

Details Abrasion-resistant welded steel pipe Abrasion-resistant welded steel pipe

1993-10-22

1995-03-14

Zimmerman, John

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

138171, B32B 1518

Patent

active

053976541

ABSTRACT:
An abrasion-resistant welded steel pipe having a base plate and a weld metal: consists essentially of 0.05 to 0.2 wt. % C, 0.5 to 2 wt. % Si, 0.5 to 2.5 wt. % Mn, 0.02 to 2 wt. % Al, the balance being Fe and inevitable impurities; and the steel pipe has a Vickers hardness of at least 200. The abrasion-resistant welded steel pipe can further contain at least one element selected from the group consisting of 0.05 to 1 wt. % Cu, 0.05 to 2 wt. % Ni, 0.05 to 2 wt. % Cr, 0.05 to 1 wt. % Mo, 0.005 to 0.1 wt. % Nb, 0.005 to 0.1 wt. % V, 0.005 to 0.1 wt. % Ti, 0.0003 to 0.002 wt. % B.

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