铝矩形
管道/管件

宽度(英寸) 身高(英寸) 厚度(毫米) 长度(英尺)
1/2 1 1.0 21
1/2 1-1/2 1.0 21
3/4 1-1/2 1.5 21
1 1-1/2 1.0 21
1 1-1/2 1.2 21
1 1-1/2 1.5 21
1 1-1/2 2.0 21
1 1-1/2 3.0 21
1 1-3/4 1.5 21
1 2 1.0 21
1 2 1.2 21
1 2 1.5 21
1 2 2.0 21
1 2 2.5 21
1 2 3.0 21
1 3 1.0 21
1 3 1.2 21
1 3 1.5 21
1 3 2.0 21
1 3 2.5 21
1 4 1.0 21
1 4 1.2 21
1 4 1.5 21
1 4 2.0 21
1 4 2.5 21
1 4 3.0 21
1 5 1.2 21
1 6 1.5 21
1 6 2.0 21
1 6 3.0 21
1-1/2 2 1.2 21
1-1/2 2 1.5 21
1-1/2 5 2.0 21
1-3/4 3 1.0 21
1-3/4 3 1.2 21
1-3/4 3 1.5 21
1-3/4 3 2.0 21
1-3/4 3 3.0 21
1-3/4 4 1.0 21
1-3/4 4 1.2 21
1-3/4 4 1.5 21
1-3/4 4 2.0 21
1-3/4 4 2.5 21
1-3/4 4 3.0 21
2 3 1.5 21
2 3 2.0 21
2 3 3.0 21
2 3 4.0 21
2 4 1.2 21
2 4 1.5 21
2 4 2.0 21
2 4 2.5 21
2 4 3.0 21
2 4 6.0 21
2 5 2.0 21
2 5 2.5 21
2 6 2.0 21
2 6 2.5 21
3 4 2.5 21
3 5 2.5 21
3 6 2.5 21