Cautions & Warnings - Peerless Industrial Group
Contents
1. Cautions amp Warnings Phone 800 395 2445 e Fax 800 997 3192 Peerless Industrial Group aS a manufacturer of chain can only control the specifications of our chain products in accordance with industry and governmental standards for chain manufacturing It would be impossible for any warning to contain all of the possible misapplications asso ciated with the use of Peerless Industrial Group products Our warnings are intended to identify only those risks which are most common The responsibility and under Standing of the proper safe use and application of the products in our catalog ultimately rest with the end user We are not responsible for the end user s assembly in which our chain may be used Failure of the product can occur due to misapplication abuse intentional alteration or Improper maintenance Product failure can result in property damage personal injury or death Working Load Limit WLL The Working Load Limit rated capacity is the maximum load that shall be applied in direct tension to an undam aged straight length of chain Proof Test The Proof Test manufacturing test force is a term designating the minimum tensile force which has been applied to a chain under constantly increasing force in direct tension during the manufacturing process These loads are manufacturing integrity tests and shall not be used as criteria for service or design purposes Minimum Breaking Force The Mini2. oe Always consider the effect of 2 Angle of Lift the tension ey Er MO T on each leg of the sling is increased as the angle of lift from horizontal decreases Use the chart in this catalog or in the Peerless ACCO Chain Sling User s Manual for this purpose amp Check 4 Knots RS Twists amp Kinks Make sure chain is not twisted knotted or kinked before lifting load Slings should not be shortened with knots bolts or other make shift devices Check 5 Sharp Edges Protect chain with padding when lifting sharp edged loads Check 6 Abrupt Movement Lift and lower loads smoothly Do not jerk Check 7 High Temperatures Do not expose alloy chain or sling to temperatures of 400 F or higher Check 8 Chain Care Store slings properly on an A Frame and protect chain slings from corrosion during storage Do not exceed Working Load Limits WLL i WARNING see the Cautions and Warnings section before using these products Pages 13 15 f
3. 04 C temperature range without consulting the chain manufacturer The specific working load limit reductions tor Grade 80 chains used at and after exposure to elevated temperatures have been established and are shown below Reduction of Working Load Limit After Exposure to Temperature None Reduction of Working Load Limit While At Temperature Maximum Temperature of Chain Below 400 None OSHA 1910 184 requires all slings exposed to temperatures over 1000 F to be removed from service General Hook amp Latch Guidelines Important Safety Information Read amp Follow e Always inspect hook and latch before using e Never use a latch that is distorted or bent e Always make sure spring will force the latch against the tip of the hook e Always make sure hook supports the load Do not point load hooks load should bear on the bowl of hook The latch must never support the load See Figure 1 amp 2 e Latches are intended to retain loose sling or devices under slack conditions aS Latches are not intended to be an gt antifouling device fers f g Te S i Do not exceed Working Load Limits WLL mi WARNING See the Cautions and Warnings section before using these products Pages 13 15 Use of Grade 100 Chain Under Heat Conditions Effect of Elevated Temperature on the Working Load Limit of Grade 100 Alloy Chain Sir Chains should not be use
4. d outside of the 40 F to 400 F 40 C to 204 C temperature range without consulting the chain manufacturer The specific working load limit reductions for Grade 100 chains used at and after exposure to elevated temperatures have been established and are shown below Reduction of Working Load Limit Limit While At After Exposure to Temperature Temperature OSHA 1910 184 requires all slings exposed to temperatures over 1000 F to be removed from service Reduction of Working Load Maximum Temperature of Chain Table of Wear If chain is worn to less than the minimum allowable thickness T remove the chain from service Specifications Min Allowable Thickness T Grade 100 Size of Chain Material Diameter 0 630 0 625 0 536 2omm 0781 0664 22mm 090 0770 ui 26mm 1 032 0877 p Check 1 r T Inspections Visually examine the sling before each use Look for stretched gouged bent or worn links and components including hooks with open throats cracks or distortion if damaged remove from service at R p g Worn Links Bent Links Gouged Links Stretched Links f E Check 2 Balance Know the load y7 determine the weight center of gravity angle and lift and select the proper size of sling Check 3 Overload Never overload the sling check the working load limit T on the identification tag
5. ge 6 for more information regarding alloy chain Working Load Limits in relation to the angle of lift PEERLESS INDUSTRIAL GROUP PRODUCTS ARE INTENDED TO BE USED AT OR BELOW THE MAXIMUM WORKING LOAD LIMITS SPECIFIED IN CONSTANTLY INCREASING FORCE APPLICATIONS UNDER DIRECT TENSION OR IN A STRAIGHT LINE PULL SHOCK LOADING IS PROHIBITED AND SIDE LOADING MUST BE AVOIDED AS IT EXERTS ADDITIONAL DYNAMIC FORCES OR LOADING WHICH THE PRODUCT IS NOT DESIGNED TO ACCOMMODATE THE CONDITIONS INVOLVING USE IN CERTAIN ENVIRON MENTAL SITUATIONS SUCH AS UNUSUAL HIGH OR LOW TEMPERATURE CHEMICAL ETC CAN CAUSE CHANGES IN CHAIN PERFORMANCE All chains and attachments in this catalog are capable of creating sparks unless otherwise noted Welding Peerless Industrial Group load support parts or products can be hazardous Knowledge of materials heat treatment and welding procedures are necessary for proper welding CONSULT PEERLESS INDUSTRIAL GROUP FOR ADDITIONAL INFORMATION OR QUESTIONS REGARDING THE USE AND APPLICATION OF THE PRODUCTS COVERED IN THIS CATALOG AWARNING not exceed enna BS sae WILL WARNING See the Cautions and Warnings section before using these products Pages 13 15 Temperature and Chain Use of Grade 80 Chain Under Heat Conditions L _ Effect of Elevated Temperature on the Working Load Limit of Grade 80 Alloy Chain Chains should not be used outside of the 40 F to 400 F 40 C to 2
6. mum Breaking Force is the minimum force at which the chain during manufacture has been found by testing to break when a constantly increasing force is applied in direct tension Breaking force values are not guarantees that all chain segments will endure these loads This test is a manufacturer s attribute acceptance test and shall not be used as a criteria for service or design purposes The Working Load Limits and the associated safety fac tor of each Peerless product may be affected by wear misuse overloading corrosion deformation intentional alteration and other use conditions Regular inspection must be conducted to determine whether use can be continued at the assigned Working Load Limit a reduced Working Load Limit or whether the product must be withdrawn from service The terms Working Load Limit Proof Test and Minimum Breaking Force contain no implication of what load the chain will withstand if the chain is used in such conditions of abuse and misuse Peerless Industrial Group accepts no liability for any such abuse or misuse The Working Load Limit of a sling or assembly must not exceed the lowest Working Load Limit of the compo nents in the sling or assembly Use only Peerless Industrial Group approved parts as replacements when servicing or repairing original Peerless Industrial Group Slings or assemblies USE ONLY GRADE 80 OR GRADE 100 ALLOY CHAIN AND ATTACHMENTS FOR OVERHEAD LIFTING Please see pa
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