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fastener_simple_screw_self_drilling

EXPRESS specification:

ENTITY fastener_simple_screw_self_drilling
SUBTYPE OF ( fastener_simple_screw);
hole_cutting_method  :  cutting_type;
pilot_hole_diameter  :  OPTIONAL positive_length_measure_with_unit;
drill_diameter  :  OPTIONAL positive_length_measure_with_unit;
WHERE
WRF8  :  NOT( (pilot_hole_diameter.value_component > drill_diameter.value_component) AND (EXISTS (pilot_hole_diameter) AND EXISTS (drill_diameter)) );
END_ENTITY;

References (1):

Name Type Referred through Express-G
fastener_simple_screw Entity
Subtype
No Diagram

Inheritance graph

ENTITY fastener_simple_screw_self_drilling;
ENTITY structural_frame_item;
item_number  :  INTEGER;
item_name  :  label;
item_description  :  OPTIONAL text;
DERIVE
item_ref  :  BAG OF identifier :=  get_item_ref(SELF);
cost_code  :  BAG OF label :=  get_item_cost_code(SELF);
object_id  :  globally_unique_id :=  get_instance_id(SELF);
ENTITY structural_frame_product;
life_cycle_stage  :  OPTIONAL label;
ENTITY fastener;
fastener_grade  :  OPTIONAL label;
ENTITY fastener_simple;
nominal_diameter  :  positive_length_measure_with_unit;
nominal_length  :  OPTIONAL positive_length_measure_with_unit;
ENTITY fastener_simple_screw;
screw_type  :  OPTIONAL text;
screw_drive_type  :  OPTIONAL text;
screw_point_type  :  OPTIONAL text;
screw_head_height  :  OPTIONAL positive_length_measure_with_unit;
full_section_area  :  OPTIONAL area_measure_with_unit;
reduced_section_area  :  OPTIONAL area_measure_with_unit;
ENTITY fastener_simple_screw_self_drilling;
hole_cutting_method  :  cutting_type;
pilot_hole_diameter  :  OPTIONAL positive_length_measure_with_unit;
drill_diameter  :  OPTIONAL positive_length_measure_with_unit;
END_ENTITY;