According to Chinese standards, construction machinery is divided into the following types: (1) Excavation machinery: including single bucket excavator, multi bucket excavator, and backhoe loader. (2) Earthmoving machinery: bulldozers, scrapers, dumpers, etc. (3) Compaction machinery: including road roller, tamping machine, etc. (4) Engineering cranes: including tower cranes, crawler cranes, construction lifts, etc. (5) Pile machinery: including vibratory pile hammer, hydraulic hammer, pile driver, etc. (6) Road machinery: including asphalt spreader, asphalt concrete paver, etc. 7) Concrete machinery: including concrete mixers, concrete mixer trucks, concrete pumps, etc. (8) Concrete product machinery: including concrete block forming machine, hollow plate extrusion molding machine, etc. (9) Rebar and prestressed machinery: including steel reinforcement machinery, steel forming machinery, steel connecting machinery, steel prestressing machinery, etc. (10) Decoration machinery: including mortar preparation and spraying machinery, paint spraying machinery, ground finishing machinery, decoration hanging blue, hand-held power tools, etc. (11) Aerial work machinery: including aerial work vehicles, aerial work platforms, etc. Bolts available from TS Hardware include a comprehensive range of threaded bolts, screws, studs and other essential components used for construction and industrial applications. We manufacture and supply bolts in an extensive selection of sizes, types and materials, including TC Bolts, sheer studs, self drilling screws, and more. We can provide our customers with virtually any type of bolt they need and serve as a one-stop-shop for construction and building components. Carbon Steel Bolt,High Carbon Steel Bolts,Carbon Steel Nuts,Carbon Steel Wedge Anchor Taizhou TS HARDWARE Co., Ltd , https://www.shuwengroup.com