This standard specifies the classification, technical requirements, test methods, inspection rules, marking, package, transportation and storage of electric pipe threading machines.
This standard is applicable to mobile electric pipe threading machines (hereinafter referred to as threading machine) with asynchronous motor drive, work piece revolution, capacity of telescoping the external tapered thread specified in GB/T 7306, and cutting-off and inner bore chamfer function.
Foreword I
1 Scope
2 Normative References
3 Product Classification
4 Technical Requirements
5 Test Methods
6 Inspection Rules
7 Marking, Package, Transportation and Storage
8 Service Term, Components and Attachments
