| Attribute | Type | Defined By |
|---|
| item_number | INTEGER | structural_frame_item |
| item_name | label (STRING) | structural_frame_item |
| item_description | text (STRING) | structural_frame_item |
| life_cycle_stage | label (STRING) | structural_frame_product |
| weld_mechanism_type | weld_type (ENUM) | weld_mechanism |
| penetration | weld_penetration (ENUM) | weld_mechanism |
| weld_dimension | positive_length_measure_with_unit (ENTITY) | weld_mechanism |
| weld_dimension_name | label (STRING) | weld_mechanism |
| weld_design_strength | pressure_measure_with_unit (ENTITY) | weld_mechanism |
| sidedness | weld_sidedness (ENUM) | weld_mechanism_groove |
| backing_type | weld_backing_type (ENUM) | weld_mechanism_groove |
| weld_joint_spacer | BOOLEAN | weld_mechanism_groove |
| surface_shape | weld_surface_shape (ENUM) | weld_mechanism_groove |
| joint_configuration | weld_configuration (ENUM) | weld_mechanism_groove |
| root_gap | positive_length_measure_with_unit (ENTITY) | weld_mechanism_groove |
| root_face | positive_length_measure_with_unit (ENTITY) | weld_mechanism_groove |
| face_shape | weld_shape_butt (ENUM) | weld_mechanism_groove_butt |