Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:screw_thread_form
|
| gptkbp:crest |
rounded
|
| gptkbp:hasVariant |
gptkb:British_Standard_Fine
gptkb:British_Standard_Pipe_Thread |
| gptkbp:introducedIn |
1841
|
| gptkbp:inventedBy |
gptkb:Joseph_Whitworth
|
| gptkbp:replacedBy |
metric thread form
|
| gptkbp:shape |
rounded
|
| gptkbp:standardizedBy |
gptkb:British_Standards_Institution
|
| gptkbp:threadAngle |
55 degrees
|
| gptkbp:usedFor |
fasteners
pipe threads |
| gptkbp:usedIn |
gptkb:United_Kingdom
gptkb:British_Standard_Whitworth Commonwealth countries |
| gptkbp:bfsParent |
gptkb:British_Standard_Pipe_Thread
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Whitworth form
|