ASTM D3661 – Test Method for Staple Length of Man-Made Fibers Average and Distribution (Single-Fiber Length Machine Method) (Withdrawn 1994) Description: Related Test Methods ASTM D4978 ASTM D4977 ASTM D4972 ASTM D4970 ASTM D4966 ASTM D4964 ASTM D4960 ASTM D4959 ASTM D4953 ASTM D4952 ASTM D4951 ASTM D4950 Previous Post:ASTM D3645 Next Post:ASTM D3663