FM 1680 : 1989
Current
The latest, up-to-date edition.
COUPLINGS USED IN HUBLESS CAST IRON SYSTEMS FOR DRAIN, WASTE OR VENT, SEWER, RAINWATER OR STORM DRAIN SYSTEMS ABOVE AND BELOW GROUND, INDUSTRIAL/COMMERCIAL AND RESIDENTIAL
12-01-2013
I. INTRODUCTION
1.1 Purpose
1.2 Scope
1.3 Basis for FM Approval
1.4 Basis for Continued Approval
1.5 Requirements
1.6 System of Units
II. GENERAL INFORMATION
2.1 Product Information
2.2 Ratings
III. APPLICABLE DOCUMENTS
IV. GENERAL REQUIREMENTS
4.1 Markings
4.2 Instructions
4.3 Physical or Structural Features
4.4 Drawings/Plans/Specifications Required With Samples
V. PERFORMANCE REQUIREMENTS
5.1 Hydrostatic Strength
5.2 Blockage
5.3 Bending Moment
5.4 Deflection Angle
5.5 Sealing Sleeve
5.6 Clamp Strength
5.7 Thrust Test
5.8 Salt Spray
5.9 Other Tests
VI. OPERATIONS REQUIREMENTS
6.1 Demonstrated Quality Control Program
6.2 Facilities and Procedures Audit (F&PA)
A. At Manufacturing Plant
B. At Site of Installation
APPENDIX A: MINIMUM REQUIRED COUPLINGS FROM MANUFACTURER TO
PERFORM NECESSARY TESTING
APPENDIX B: UNITS OF MEASUREMENT
APPENDIX C: APPROVAL MARKS
| DocumentType |
Standard
|
| PublisherName |
Factory Mutual Research Corporation
|
| Status |
Current
|
| ASTM C 1540 : 2018 : REDLINE | Standard Specification for Heavy-Duty Shielded Couplings Joining Hubless Cast Iron Soil Pipe and Fittings |
| ASTM C 1277 : 2018 : REDLINE | Standard Specification for Shielded Couplings Joining Hubless Cast Iron Soil Pipe and Fittings |
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