TABLE I.
PIPE
Service
Pressure
Material
Specification
Type
steel
Grade A
Cold water piping
0-125
Std. wt.
ASTM A 53/A 53M
Type E
zinc-coated
Grade A
Water column (1)
0-600
Std. wt. black
ASTM A 53/A 53M
Type E
steel
Grade A
Vent and exhaust
0-25
Std. wt. black
ASTM A 53/A 53M
Type E
pipe steel
Grade A
Compressed air
0-125
Std. wt. black
ASTM A 53/A 53M
Type E
steel
Grade A
Gauge piping
0-25
Copper tubing
ASTM B 88,
ASTM B 88M Type K
or L
0-600
Black steel (2)
ASTM A 53/A 53M
Type E
Grade A
Fuel oil (Nos. 4,
0-150
Std. wt. black
ASTM A 53/A 53M
Type E
5, & 6)
steel
Grade A
Control air
0-150
Copper tubing
ASTM B 68MASTM B 68 [_____]
Std. wt. black
ASTM A 53/A 53M Type E
steel
Grade A
Note 1: No bending of pipe will be permitted.
Crosses with pipe plugs at
connection shall be provided.
Note 2: Extra Strong (XS) minimum weight.
Conform to ASME B31.1 for wall
thickness.
TABLE II.
FITTINGS
Service
Size
Title
Materials
Specification
Vent pipe
Under
Threaded
Malleable-iron
ASME B16.3
80 mm
Buttwelded
Steel
ASME B16.9
80 mm &
larger
Compressed
Under
Threaded
Zinc-coated
ASME B16.3
air
80 mm
malleable-iron
Under
Threaded
Zinc-coated
ASME B16.3
80 mm
malleable-iron
80 mm &
Buttwelded
Steel
ASME B16.9
larger
Boiler
Under
Threaded
Malleable-iron
ASME B16.3
feed (1)
80 mm
Buttwelded
Steel
ASME B16.9
80 mm &
larger
SECTION 15555A
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