| Name of product | specification | Materials | Steel factory / origin | Price (yuan/ton) | Than yesterday | Compared to last week | Than last month |
| I-beam | 36#/b | Q235 | Lai Gang | 3830 | 0 | 0 | 230 |
| I-beam | 40#/b | Q235 | Lai Gang | 3830 | 0 | 0 | 200 |
| Channel steel | 16#a | Q235 | Ma Gang | 3600 | 0 | 0 | 220 |
| Channel steel | 25# | Q235 | Ma Gang | 3600 | 0 | 0 | 280 |
| Angle Steel | 50*50*5mm | Q235 | Tong Gang | 3520 | 0 | 0 | 170 |
| Angle Steel | 50*50*5mm | Q235 | Ma Gang | 3580 | 0 | 0 | 230 |
Door Bolts And Dust Proof Sockets
Dust Proof Strike is normally for use with the bottom bolt of flush bolts. The conventional material of Dust Proof Strike are Brass and Stainless Steel 304, and it usually come with Satin Nickel Finish. Whenever the flush bolt retracts, the spring-loaded plunger returns to the floor or threshold level, eliminating the need to clean standard floor strikes.
Door Bolt Locks,Door Bolt Latches,Garage Door Bolts,Door Security Bolts
Leader Hardware Manufacturer Limited , https://www.leaderhardwarecn.com