45 lines
1.3 KiB
JSON
45 lines
1.3 KiB
JSON
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{
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"tool": "Spindle Swap Window Calculator",
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"author": "anna-brown",
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"version": "1.0",
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"description": "Calculates safe handling windows for hot-swapping tool steel spindles based on thermal stress decay curves.",
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"physics_model": {
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"equation": "sigma_residual = E * alpha * delta_T * load_factor",
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"critical_threshold_celsius": 400,
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"units": {
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"temperature": "Celsius",
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"yield_strength": "MPa",
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"alpha": "/Celsius",
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"time": "seconds"
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}
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},
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"materials": {
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"H13": {
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"name": "Hot Work Tool Steel H13",
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"coefficient_expansion": 12e-6,
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"base_yield_strength_mpa": 1200,
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"high_temp_yield_retention": 0.6,
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"wikidata_qid": "Q905795"
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},
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"H11": {
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"name": "Hot Work Tool Steel H11",
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"coefficient_expansion": 11.5e-6,
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"base_yield_strength_mpa": 1150,
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"high_temp_yield_retention": 0.65,
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"wikidata_qid": "Q905795"
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},
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"M2": {
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"name": "High Speed Steel M2",
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"coefficient_expansion": 10.5e-6,
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"base_yield_strength_mpa": 1400,
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"high_temp_yield_retention": 0.7,
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"wikidata_qid": "Q1140224"
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}
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},
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"sources": [
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"ASM Handbook Vol 1: Properties and Selection: Irons, Steels, and High-Performance Alloys",
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"MatWeb Material Property Database",
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"ISO 4957: Tool steels — Classification and designation"
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]
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}
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