Knowledge Gateway
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Status : Active
Standard Type : Main
Document No : ISO 10644:2009
Document Year : 2009
Pages : 7
Edition : 2
Section Volume : Fasteners with metric internal thread (ISO/TC 2/SC 11.)
ISO 10644:2009 specifies the requirements for metric screw and plain washer assemblies made of steel with coarse thread M2 to M12 inclusive, flat seating heads, property classes up to and including 10.9 and washer hardness classes 200 HV or 300 HV. The plain washers are captive, i.e. prevented from disassembly and free to rotate.