AWWA M-11 HARNESS RESTRAINT
Harness restraint.
Manufactured in the USA.
American Water Works Association 6666 West Quincy Avenue Denver, CO awwa.org Manual of Water Supply Practices—M11, Fifth Edition. AWWA Manual M11 xiii. M11 has been completely updated with new and revised information has been incorporated into every chapter within the fifth edition. Additional information on, fittings design, welded joint design, suggested bracing for shipping of pipe, weld details for outlets and crotch plates, aboveground design and more has been added.
USE Provides restraint for mechanical couplings on steel pipelines.
SIZES 6' - 144' for steel pipe. Other sizes available.
WORKING PRESSURE See submittal.
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AWWA C201 was revised in 1966, and AWWA C202 was revised in 1964. Both AWWA C201 and AWWA C202 were superseded by AWWA C200-75, approved by the AWWA Board of Directors on Jan. AWWA C200 includes all types and classes of steel pipe, 6 in. AWWA M-11 HARNESS RESTRAINT. Harness restraint. Manufactured in the USA. USE Provides restraint for mechanical couplings on steel pipelines. SIZES 6' - 144' for steel pipe. Other sizes available. WORKING PRESSURE See submittal.
MATERIALS
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RESTRAINT RINGS This weldment is manufactured from ASTM A 36 Steel with a minimum yield stress of 36,000 psi. Two rings are required, on each side of the coupling.
TIE RODS High tensile alloy steel per ASTM A 193 grade B7. Type 304 or 316 stainless steel available on request and requires twice as many rods.
COATING Bare, unless otherwise specified.