D1.L.4.5 2004 规范示例

一根长度为 100 英寸的悬臂梁，在其自由端承受 5 kip 的压力荷载，并在整个跨度上承受 1 kip/英寸的均布荷载。该梁被指定为 B571806 钢构件，并按照 ASME NF3000 2004 进行设计。

STAAD 输入编辑器文件的相应输入如下所示：

STAAD

STAAD SPACE
START JOB INFORMATION
ENGINEER DATE 18-Jun-08
END JOB INFORMATION
UNIT INCHES KIP
JOINT COORDINATES
1 0 0 0; 2 100 0 0;
MEMBER INCIDENCES
1 1 2;
DEFINE MATERIAL START
ISOTROPIC STEEL
E 29000
POISSON 0.3
DENSITY 76.8195
ALPHA 1.2e-005
DAMP 0.03
END DEFINE MATERIAL
MEMBER PROPERTY AMERICAN
1 TABLE ST B571806
CONSTANTS
MATERIAL STEEL ALL
SUPPORTS
1 FIXED
LOAD 1
JOINT LOAD
2 FX -5
MEMBER LOAD
1 UNI GY -1.0 0 100
PERFORM ANALYSIS
PARAMETER 1
CODE NF3000 2004
STYPE 1 ALL
FYLD 36 ALL
KY 0.75 ALL
KZ 0.75 ALL
FU 58 ALL
NSF 0.9 ALL
CT 0.85 ALL
CB 0 ALL
TRACK 2 ALL
CHECK CODE ALL
FINISH

相应的 TRACK 2 输出如下：

                       STAAD.PRO CODE CHECKING - (  ASME NF3000-04)   v2.0
                       ********************************************


 
 
 ALL UNITS ARE - KIP  INCH (UNLESS OTHERWISE Noted)
 
 MEMBER     TABLE       RESULT/   CRITICAL COND/     RATIO/     LOADING/
                          FX            MY             MZ       LOCATION
 =======================================================================
 

      1  ST   B571806                  (AISC SECTIONS)
                           PASS      NF-3322.1(b)      0.635         1
                        5.00 C          0.00        5000.00        0.00
 |-----------------------------------------------------------------------------|
 | SLENDERNESS CHECK:    ACTUAL RATIO:  20.85 ALLOWABLE RATIO: 200.00          |
 | ALLOWABLE STRESSES:   (UNIT - KIP  INCH)                                    |
 | AXIAL: 1.20E+01  FCZ: 2.22E+01  FCY: 2.31E+01  FTZ: 2.22E+01  FTY: 2.31E+01 |
 | SHEAR: 6.28E+00                                                             |
 | ACTUAL STRESSES: (UNIT - KIP  INCH)                                         |
 | AXIAL: 1.06E-01  FBZ: 5.86E+00  FBY: 0.00E+00 SHEAR: 3.99E+00               |
 |-----------------------------------------------------------------------------|
 | SECTION PROPERTIES: (UNIT - INCH)                                           |
 | AXX:  47.00  AYY:  25.08  AZZ:  15.00  RZZ: 22.80  RYY:  3.60               |
 | SZZ:     853.77  SYY:      67.54                                            |
 |-----------------------------------------------------------------------------|
 | PARAMETER: (UNIT - KIP  INCH)                                               |
 | KL/R-Z:  3.29   KL/R-Y: 20.85   UNL:  100.0   CMZ:  1.00   CMY:  1.00       |
 | CB: 1.75   FYLD:    36.00   FU:    58.00   NET SECTION FACTOR: 0.90         |
 | CT:  0.85   STEEL TYPE:  1.0  KS:1.000  KV:1.000  KBK:1.000                 |
 |-----------------------------------------------------------------------------|
 | CRITICAL LOADS FOR EACH CLAUSE CHECK (UNITS KIP -INCH)                      |
 | CLAUSE       RATIO  LOAD       FX        VY        VZ        MZ        MY   |
 | TENSION      0.005    1    5.00E+00       -         -         -         -   |
 | COMPRESSION  0.009    1    5.00E+00       -         -         -         -   |
 | COMP&BEND    0.272    1    5.00E+00       -         -    5.00E+03 0.00E+00  |
 | TEN&BEND     0.000    1    5.00E+00       -         -    5.00E+03 0.00E+00  |
 | SHEAR-Y      0.635    1        -     1.00E+02       -         -         -   |
 | SHEAR-Z      0.000    1        -          -    0.00E+00       -         -   |
 |-----------------------------------------------------------------------------|