Nanjing Hongbo Metal Products Co., Ltd. jin_song@njhongbo.com 86--15105151079
HBrack has got ISO and CE certificates. Regarding the load bearing capacity, HBrack has his own material selection criteria. HBrack also work with SGS for load testing. Regarding the dimension, HBrack meet national regulation on tolerance. For beam, the cutting tolerance is +-1mm, and for upright, the tolerance is +-1/1000 of upright, for height bigger than 6m,the tolerance is within 5mm.
