56.04-1—Scope.

Piping shall be classified as shown in Table 56.04-1.

Table 56.04-1—Piping Classifications

Service	Class	Section in this part
Normal	I, II	56.04-2
Low temperature	I-L, II-L	56.50-105

[CGD 72-206R, 38 FR 17229, June 29, 1973, as amended by CGD 77-140, 54 FR 40602, Oct. 2, 1989; CGD 95-012, 60 FR 48049, Sept. 18, 1995]

CFR