SPLIT SLEEVE MADE FROM STEEL TUBE OR SHEET WHEN
OUTSIDE DIAMETER OF ORIGINAL TUBE IS LESS THAN 1."

USE SHEET STEEL ONLY FOR ORIGINAL TUBES 1"O.D. AND

OVER. USE SAME MATERIAL AND AT LEAST THE SAME GUAGE.

FIGURE 4-6-Splicing by outer sleeve method-replacement by welded outside sleeve.

FIGURE 4-6-Tube replacement at a station by welded outer sleeves.

FIGURE 4-7-Splicing using larger diameter replacement tube.