substitution request - Alliance Construction Solutions

1. Ductile Iron: ASTM A-536.
2. Fabricated Steel: ASTM A-53, carbon steel, Schedule 40, Type F, for 3/4” to
4”; Type E or S, Grade B, for 5” to 20”.
3. Steel: ASTM A-234.
4. Wrought Copper and Bronze: ASTM B-75 tube and ASTM B-584 bronze castings
with copper tube dimensioned grooved ends (flaring of tube and fitting ends to IPS
dimensions is not permitted).
5. Galvanized: ASTM A-106, ASTM A-46 or A-536. Couplings for use with AWWAdimensioned
piping shall conform to AWWA C-606. Victaulic Style 31.
6. Stainless Steel Fittings: Fittings shall be manufactured of stainless steel conforming
to ASTM A403, WPW, WPW/S9 or CR/S9, or shall be fabricated from stainless
steel pipe conforming to ASTM A312, with factory grooved ends. Fittings shall be
Type 304/304L or Type 316/316L stainless steel.
K. Grooves: Conform to the following:
1. Standard Steel: Square cut or roll grooved in accordance with manufacturer’s
specifications.
2. Lightweight Steel: Roll grooved.
3. Stainless Steel: Square cut or roll grooved in accordance with manufacturer’s
specifications. Schedule 10 pipe shall be roll grooved only.
4. Cast or Ductile Iron: Radius cut grooved, AWWA C-606.
L. All other pipe products shall conform to the requirements of the Division 15 sections.
Acceptance of grooved pipe systems does not imply acceptance of the coupling
manufacturer’s valves, flow measuring stations, strainers, or other specialties.
M. Manufacturer: Subject to compliance with requirements, provide grooved piping products
by one of the following:
Anvil International – Gruvlok.
Grinnell Mechanical Products, Div. of Tyco.
Victaulic Company of America (Design Basis).
2.07 JOINING MATERIALS:
A. Welding Materials: Except as otherwise indicated, provide lead- and zinc-free welding
materials as determined by Installer to comply with installation requirements.
1. Comply with Section II, Part C, ASME Boiler and Pressure Vessel Code for welding
materials.
B. Soldering Materials: Except as otherwise indicated, provide silver soldering materials.
1. Above Ground: 95-5 Tin-Antimony, ASTM B-32, Grade 95TA (lead-free type).
2. All refrigeration piping and all below-ground water piping: Silver-Tin-Copper
Alloy, ASTM B-32 (NSF).
C. Brazing Materials: Except as otherwise indicated, provide brazing materials to comply with
installation requirements.
1. Comply with AWSA 5.8, Section II, ASME Boiler and Pressure Vessel Code for
brazing filler metal materials.
Project No.: 10145
550 15th Street Dual Brand Hotel
03/16/2012
23 2113 - 7 HYDRONIC PIPING