Welded member and clean room

Details Welded member and clean room Welded member and clean room

1996-09-20

1999-10-05

Arola, D. W.

Pipe joints or couplings

Molded joint

Weld

285422, 219137WM, F16L 1302

Patent

active

059611588

ABSTRACT:
A welded material composed of welded ferritic stainless steel in which the outermost surface of the welded part contains a chromium oxide surface containing no iron oxides.

REFERENCES:
patent: 3677908 (1972-07-01), Sperl
patent: 4119765 (1978-10-01), Pinnow
patent: 4685707 (1987-08-01), Miyashita
patent: 4853284 (1989-08-01), Ishii et al.
patent: 4950552 (1990-08-01), Amend et al.
patent: 5440090 (1995-08-01), Davis et al.

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