About: http://webisa.webdatacommons.org/417866183

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Proper cast iron welding techniques require complete disassembly and oven preheat at 900??? F. to 1500??? F. And there is a lot of time and effort involved in the clean-up and machine work of any welded piece.
http://www.w3.org/ns/prov#wasQuotedFrom	locknstitch.com