ASTM A 53 Gr .B ERW WELDS HEAT TREATED?
ASTM A 53 Gr .B ERW WELDS HEAT TREATED?
(OP)
Experts,
Hai, The following line is Mandatory in Pipes and to be mentioned in MTC's? "The weld seam of electric-resistance welded pipe in Grade B shall be heat treated after welding".
Hai, The following line is Mandatory in Pipes and to be mentioned in MTC's? "The weld seam of electric-resistance welded pipe in Grade B shall be heat treated after welding".
REGARDS,
G.SRIRAM.
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RE: ASTM A 53 Gr .B ERW WELDS HEAT TREATED?
Yes, according to ASTM Specification A53, it reads as follows:
4. Materials and Manufacture
otherwise processed in such a manner that no untempered martensite remains.
RE: ASTM A 53 Gr .B ERW WELDS HEAT TREATED?
RE: ASTM A 53 Gr .B ERW WELDS HEAT TREATED?