сварные лестницы

material: Q234/ Q 345 hot rolled steel plate, iron angle, welded pipe, stee I- beam, channel steel and so on. Chinese standard thickness of steel plate is 6- 8 mm structural section size. Chinese standard specification: W150- 700mm. H200- 1900mm. the length is according to customer's requirement. price is affected by exchange rate. The steel plate/ structural section come over the process of cutting, welding, rust removing, corrosion to be the products that the customer wanted, for example, steel lad, steel fencing, steel bracket and so on. welded ladder welded parts metal rivet We can supply welded products, welded H beam including drilling, rust-removing, shot blasting and painting. We can supply welded parts for full range of big machinery and ships, welded pipelines, welded tanks and so on. Also we can accord to the customers drawing or samples. The standard is Chinese GB50205-2001..