钢型材
L 30x30x3
以下列出了来源目录中的尺寸和技术特性。
型材名称写法: L 30x30x3 · L30x30x3
- 目录
- L Equal (GOST 8509-93 Annex A)
- 标准
- GOST 8509-93 Annex A (ISO 657-1:1989)
- 来源出版物
- GOST 8509-93 Annex A (ISO 657-1:1989)
尺寸、重量和技术特性
| 特性 | 数值 | 单位 |
|---|---|---|
| g | 1.36 | kg/m |
| A | 174.00 | mm² |
| h = b | 30 | mm |
| t | 3 | mm |
| r | 5 | mm |
| C_x = C_y [GOST] | 8.350 | mm |
| C_u [GOST] | 21.20 | mm |
| C_v [GOST] | 11.80 | mm |
| I_x = I_y [GOST] | 0.0140 | 10⁶ mm⁴ |
| r_x = r_y [GOST] | 8.990 | mm |
| Z_x = Z_y [GOST] | 0.649 | 10³ mm³ |
| I_u [GOST] | 0.0222 | 10⁶ mm⁴ |
| r_u [GOST] | 11.30 | mm |
| I_v [GOST] | 0.00585 | 10⁶ mm⁴ |
| r_v [GOST] | 5.810 | mm |
| Z_v [GOST] | 0.496 | 10³ mm³ |
来源说明与更正
Annex A prints Iu=1220 and 1470 cm4 for 250x250x28 and 250x250x35. Original cells retained; effective Iu corrected to 12200 and 14700 cm4 by explicit user instruction, supported by the comparison source in valueCorrections. This is not an official GOST corrigendum.
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