galvanized iron gratingNingbo Lihongyuan Steel Grating Co., Ltd is a leading professional manufacturer of steel grating, stair treads, handrails, trench grating, grating...
1) Material: Carbon steel or stainless steel2) Bearing bar specification: 20 x 3mm to 90 x 7mm3) Bearing bar pitch: 12.5mm x n (n=1, 2, 3, 4, 5, 6, 7, 8), also ac...
galvanized steel grating for walkway platform and drain cover Ningbo Lihongyuan Steel Grating Co., Ltd is a leading professional manufacturer of ste...