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46 C.F.R. § 56.70-3   Limitations.

Title 46 - Shipping

Title 46: Shipping
PART 56—PIPING SYSTEMS AND APPURTENANCES
Subpart 56.70—Welding

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§ 56.70-3   Limitations.

Backing rings. Backing strips used at longitudinal welded joints must be removed.

[CGD 73–254, 40 FR 40165, Sept. 2, 1975]

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