substitution request - Alliance Construction Solutions

C. Adjustable Swivel Rings: MSS Type 10.
1. Steel Pipe, sizes 1/2” thru 2”, Anvil fig. 69; size 2-1/2” thru 8”, Anvil figs. 69 or
70.
2. Copper Pipe, sizes 1/2” thru 4”, Anvil fig. CT-69.
D. Pipe Clamps: MSS Type 8.
1. Steel Pipe, sizes 3/4” thru 20”, Anvil fig. 261.
2. Copper Pipe, sizes 1/2” thru 4”, Anvil fig. CT-121.
E. U Bolts: MSS Type 24.
1. Steel Pipe, sizes 1/2” thru 36”, Anvil fig. 137.
2. Copper Pipe, sizes 1/2” thru 8”, Anvil fig. 137C.
F. Straps: MSS Type 26.
1. Steel Pipe, sizes 1/2” thru 4”, Anvil fig. 262.
G. Pipe Stanchion Saddles: MSS Type 37.
1. Steel Pipe, sizes 4” thru 12”, Anvil fig. 259.
H. Yoke & Roller Hangers: MSS Type 43.
1. Sizes 2-1/2” thru 20”, Anvil fig. 181.
2. Hanger Rods: Continuous threaded steel, sizes as specified.
I. Hangers:
1. Hot Pipes:
Project No.: 10145
550 15 th Street Dual Brand Hotel
03/16/2012
a. Sizes 1/2” through 1-1/2”: Adjustable wrought steel ring.
b. Sizes 2” through 5”: Adjustable wrought steel clevis.
c. Sizes 6” and larger: Adjustable steel yoke and cast iron roll.
2. Cold Pipes:
a. Sizes 1/2” through 1-1/2”: Adjustable wrought steel ring.
b. Sizes 2” and larger: Adjustable wrought steel clevis.
3. Multiple or Trapeze: Structural steel channel (with web vertical), with welded
spacers and hanger rods. Provide cast iron roll and stand for hot pipe sizes six
inches and larger. Provide hanger rods one size larger than required for largest
pipe in trapeze. If the deflection at center of trapeze exceeds 1/360 of the
distance between the end hangers, install an additional hanger at mid-span or
use a larger channel.
J. Wall Supports for Horizontal Pipe:
1. Sizes 1/2” through 3-1/2”: Steel offset hook.
23 0529 - 3 HANGERS AND SUPPORTS FOR
HVAC PIPING AND EQUIPMENT