Page 98 - Pipeline Rules of Thumb Handbook

Pipe Design 85

Table 1 (Continued)
Specified Minimum Yield Strength for Steel and Iron Pipe Commonly
Used in Piping Systems
Specification Grade Type 1 SMYS, psi

ASTM A53 A . . . . . . . . . . . . . . . . . . . . . . . . . . ERW, S 30,000
ASTM A53 B . . . . . . . . . . . . . . . . . . . . . . . . . . ERW, S 35,000
ASTM A106 A . . . . . . . . . . . . . . . . . . . . . . . . . . S 30,000
ASTM A106 B . . . . . . . . . . . . . . . . . . . . . . . . . . S 35,000
ASTM A106 C . . . . . . . . . . . . . . . . . . . . . . . . . . S 40,000
ASTM A134 — . . . . . . . . . . . . . . . . . . . . . . . . . . EFW [Note (3)]
ASTM A135 A . . . . . . . . . . . . . . . . . . . . . . . . . . ERW 30,000
ASTM A135 B . . . . . . . . . . . . . . . . . . . . . . . . . . ERW 35,000
ASTM A139 A . . . . . . . . . . . . . . . . . . . . . . . . . . ERW 30,000
ASTM A139 B . . . . . . . . . . . . . . . . . . . . . . . . . . ERW 35,000
ASTM A333 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . S, ERW 30,000
ASTM A333 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . S, ERW 35,000
ASTM A333 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . S 35,000
ASTM A333 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . S, ERW 35,000
ASTM A333 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . S, ERW 35,000
ASTM A333 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . S, ERW 75,000
Reproduced from ANSI/ASME Code B31-8-1982, Appendix D. Reprinted courtesy of The American Society of
Mechanical Engineers.
Table 3
Longitudinal Joint Factor E
Table 2
Values of Design Factor F
Spec. Number Pipe Class E Factor
Construction Type ASTM A53 Seamless 1.00
(See 841.151) Design Factor F
Electric Resistance Welded 1.00
Furnace Welded 0.60
Type A 0.72 ASTM A106 Seamless 1.00
Type B 0.60 ASTM A134 Electric Fusion Arc Welded 0.80
Type C 0.50 ASTM A135 Electric Resistance Welded 1.00
Type D 0.40
ASTM A139 Electric Fusion Welded 0.80
ASTM A211 Spiral Welded Steel Pipe 0.80
Reproduced from ANSI/ASME Code B31-8-1982, Table 841.1A. ASTM A381 Double Submerged-Arc-Welded 1.00
Reprinted courtesy of The American Society of Mechanical Engineers. ASTM A671 Electric Fusion Welded 1.00*
ASTM A672 Electric Fusion Welded 1.00*
API 5L Seamless 1.00
Table 4 Electric Resistance Welded 1.00
Temperature Derating Factor T For Steel Pipe Electric Flash Welded 1.00
Submerged Arc Welded 1.00
Temperature Derating Furnace Butt Welded 0.60
Temperature, °F Factor T API 5LX Seamless 1.00
Electric Resistance Welded 1.00
250 or less 1.000 Electric Flash Welded 1.00
300 0.967 Submerged Arc Welded 1.00
350 0.933 API 5LS Electric Resistance Welded 1.00
400 0.900 Submerged Welded 1.00
450 0.867
NOTE: Definitions for the various classes of welded pipe are given in
NOTE: For Intermediate temperatures, interpolate for 804.243
derating factor. * Includes Classes 12, 22, 32, 42, and 52 only.
Reproduced from ANSI/ASME Code B31-8-1982, Table 841.1C. Reproduced from ANSI/ASME Code B31-8-1982, Table 841.1B.
Reprinted courtesy of The American Society of Mechanical Engineers. Reprinted courtesy of The American Society of Mechanical Engineers.