Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 439
he plates joined by it,creation and application of a properelectric arc or gas flame, and theknowledge, skill and experience ofthe welder. Some shops early achieved goodwelding. Others did not; and aswelded vessels increased in number,with relatively frequent accidents,it became apparent that… … this, just as years before it had setup and secured acceptance of stand-ards for riveted joints. Welding presents a difficult prob-lem. Neither appearance nor theordinary tests can be relied on toreveal weaknesses which may causedisastrous explosions. After muchresearch, with the cooperation…
Locomotives · Steam-boiler explosions
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