zinc threaded bar

Specifications

The gear rack (threaded rods), also names the screw rod, the fastener one kind, uses in constructing the profession basically, has anti-corrosive, the intensity is high, does not distort, durable and so on characteristics.                                                                                     Material: Stainless steel, medium carbon steel, low-carbon steel, mild steel, alloy steel, copper, iron (galvanization)         
Surface treatment: All alone, the galvanization, plates the yellow zinc, the chrome-plating, the phosphorization, becomes dark and so on         
Rank: 4.8 levels, 5.8 levels, 6.8 levels, 8.8 levels 
Specification: M2-M36 (thick thin) 10mm-3000mm (length) 
Packing: In the plastic the bunch, establishes outside the bag the bunch, hits holds (in ordinary circumstances)  
Production standard: Metric system GB (national standards), ISO (international standard), DIN (German sign), JIS (date sign), US standard ANSI, ASME, IFI (beautiful sign) English standard BS, national standards GB, Japanese standard JIS