ASME B29.28 2015 R2020

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ASME B29.28-2015 (R2020) High Strength Chains for Power Transmission and Tension Linkages

Published By	Publication Date	Number of Pages
ASME	2015

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Category: ASME

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Description

This Standard covers roller chains that are specifically designed to withstand occasional high shock loads, or high starting loads, that are encountered in certain construction equipment and other severe-duty applications. WARNING: Chains covered in this Standard shall not be used as the primary lifting member, or in the direct drive line of elevators, escalators, or similar devices for lifting human passengers unless applied in accordance with ASME A17.1. Chains covered in this Standard shall not be used as climbing chains.

PDF Catalog

PDF Pages	PDF Title
4	CONTENTS
5	FOREWORD
6	ASME B29 COMMITTEE ROSTER
7	CORRESPONDENCE WITH THE B29 COMMITTEE
8	1 SCOPE 2 HIGH-STRENGTH ROLLER CHAINS 2.1 Nomenclature 2.2 General Proportions 2.3 Numbering System 2.4 Chain Strength Requirements 2.4.1 Minimum Ultimate Tensile Strength. 2.4.2 Minimum Dynamic Strength.
9	2.5 Chain Preloading 2.6 Chain Length 2.6.1 Measuring Load. 2.6.2 Chain Length Tolerance. 2.7 General Chain Dimensions 2.8 Dimensional Limits for Interchangeability 3 REFERENCES
10	Figure Fig. 1 High-Strength Roller Chain and Components
12	Table 2 Dimensional Limits for Interchangeability, in. Table 2M Dimensional Limits for Interchangeability, mm
14	NONMANDATORY APPENDIX A SUPPLEMENTARY INFORMATION ON CHAIN SELECTION FOR DRIVES A-1 DESIGN FACTORS A-1.1 General A-1.2 Drive Selection A-2 SERVICE FACTORS A-3 LUBRICATION
15	A-3.1 Type A — Manual or Drip Lubrication A-3.2 Type B — Bath or Disc Lubrication A-3.3 Type C — Oil Stream Lubrication A-4 SPROCKETS A-5 CENTER DISTANCE A-6 ALIGNMENT A-7 GUARDING A-8 HORSEPOWER RATINGS TABLES
16	Table A-1 Horsepower Ratings, Single-Strand Roller Chain No. 60HE (0.750 in. Pitch)
17	Table A-2 Horsepower Ratings, Single-Strand Roller Chain No. 80HE (1.000 in. Pitch)
18	Table A-3 Horsepower Ratings, Single-Strand Roller Chain No. 100HE (1.250 in. Pitch)
19	Table A-4 Horsepower Ratings, Single-Strand Roller Chain No. 120HE (1.500 in. Pitch)
20	Table A-5 Horsepower Ratings, Single-Strand Roller Chain No. 140HE (1.750 in. Pitch)
21	Table A-6 Horsepower Ratings, Single-Strand Roller Chain No. 160HE (2.000 in. Pitch)
22	Table A-7 Horsepower Ratings, Single-Strand Roller Chain No. 180HE (2.250 in. Pitch)
23	Table A-8 Horsepower Ratings, Single-Strand Roller Chain No. 200HE (2.500 in. Pitch)
24	Table A-9 Horsepower Ratings, Single-Strand Roller Chain No. 240HE (3.000 in. Pitch)
25	Table A-10 Service Factors Table A-11 Lubricant Viscosity
26	Table B-1 Lubricant Viscosity NONMANDATORY APPENDIX B SUPPLEMENTARY INFORMATION ON CHAIN SELECTION FOR TENSION LINKAGES B-1 DESIGN FACTORS B-1.1 General B-1.2 Chain Selection B-2 LUBRICATION B-2.1 Manual Lubrication B-2.2 Drip Lubrication
27	B-3 SPROCKETS B-4 TERMINAL FITTINGS B-5 ALIGNMENT B-6 GUARDING