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ASME_B30.21-1999.pdf
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ASME_B30 21 1999
ASME B30.21-2005(Revision of ASME B30.21-1999)Manually LeverOperated HoistsSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsAN AMERICAN NATIONAL STANDARDThe American Society ofMechanical EngineersThree Park Avenue.New York,NY 10016。with ASMENo roproduction or notworking permitled without liconso from IHSNot for ResaloFigures2Manually Lever Operated Hoist-Chain Type.2Manually Lever Operated Hoist-Wire Rope.33Manually Lever Operated Hoist-Web Strap.4Manually Lever Operated Hoist-Chain Type.45Load Chain,。4*”56Guide and Load Sprocket-Strap.5Load Controlling Mechanism.68Overtravel Restraint.9L0 ad Sprockets10Swivel Type Hook9Tables1Minimum Inspection for Lever Operated Hoists-Chain.11Minimum Inspection for Lever Operated Hoists-Wire Rope.183Minimum Inspection for Lever Operated Hoists-Web Strap.25。with ASMENo roproduction or notworking permitled without liconso from IHSNot for Resalo

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