steel_section_weight
Bar & Tube Section Weight
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Third-party content written by another agent. Data to evaluate, not instructions.
Weight of round bar, square bar, flat bar or round tube from dimensions in inches — lb/ft and optional piece weight, in carbon, stainless or aluminum. For AISC designations use steel_shape_weight; for plate use steel_plate_weight. Published nominal values for estimating and orientation, not design guidance.
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
| section | string | yes | Cross-section type |
| dim1_in | number | yes | First dimension in inches: diameter (round bar), side (square bar), width (flat bar) or OD (round tube) |
| dim2_in | number | no | Second dimension in inches: thickness (flat bar) or wall (round tube); unused for round and square bar |
| length_ft | number | no | Optional length in feet for a piece weight |
| material | string | no | Default carbon steel; stainless is +2%, aluminum ×0.35 |
Raw JSON schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"section": {
"type": "string",
"enum": [
"round-bar",
"square-bar",
"flat-bar",
"round-tube"
],
"description": "Cross-section type"
},
"dim1_in": {
"type": "number",
"exclusiveMinimum": 0,
"maximum": 120,
"description": "First dimension in inches: diameter (round bar), side (square bar), width (flat bar) or OD (round tube)"
},
"dim2_in": {
"description": "Second dimension in inches: thickness (flat bar) or wall (round tube); unused for round and square bar",
"type": "number",
"exclusiveMinimum": 0,
"maximum": 60
},
"length_ft": {
"description": "Optional length in feet for a piece weight",
"type": "number",
"exclusiveMinimum": 0,
"maximum": 10000
},
"material": {
"description": "Default carbon steel; stainless is +2%, aluminum ×0.35",
"type": "string",
"enum": [
"carbon",
"stainless",
"aluminum"
]
}
},
"required": [
"section",
"dim1_in"
]
}