临边护栏

基坑临边护栏网分网片和竖管两种.
基坑护栏网规格,1.2m*2m 1.5m*2m
边框，方管20mm*30mm 30mm*30mm厚度0.5,0.6,0.7,0.8,1.0,1.2,1.5
立柱，方管40mm*40mm 50mm*50mm厚度0.7,0.8,0.9,1.0,1.2,1.5,20
丝径2.5mm-4.0mm
网孔5mm*5 mm 6mm*6mm
竖管19mm*19mm 20mm*20mm 25mm*25mm厚度0.5,0.6,0.7,0.8,0.9,1.0,1.2,1.5
立柱预埋式（立柱增高20-30cm）或底座式（12mm*12mm 15mm*15mm）
表面处理 静电喷塑
焊接工艺 电焊 ，二保焊 ，气焊