非标方矩管规格
Ф14x2 Ф57x3-3.5-4-5-6-7-9 Ф16x3 Ф60.3x5-6-6.5-8-8.5-10 Ф18x2x7.1M Ф73x5.2x6 Ф25.4x3x5 Ф76x4 Ф28x4 Ф76.2x6 Ф31.8x4x12M Ф76.3x8-10 Ф32 x 3-4-6-8 Ф108-133 x 5-6-8-10-12