Product Name Specification Material Steel/Origin Price (yuan/Ton) Than Yesterday Last Month Than General Line Φ6.5mm Q235 Changzhi Steel 4920 0 -30 620 Common Line Φ8mm Q235 Changzhi Steel 4920 0 -30 620 High Line Φ6.5mm Q235 Haixin 4950 0 -70 600 High Line Φ6.5mm Q235 Zhongyang 4930 0 -50 650 High Line Φ6.5/8mm Q235 Zhongyu 4930 0 -50 650 High Line Φ8mm Q235 Haixin 4950 0 -70 600 High Line Φ6 .5mm Q235 Jincheng Fusheng 4960 0 80 660 Rebar Φ12mm HRB335 Changzhi Steel 4980 0 -50 630 Rebar Φ12mm HRB335 Haixin 4900 0 -100 550 Rebar Φ12mm HRB335 Jincheng Fusheng 4780 0 -50 580 Rebar Φ18-25mm HRB335 Changzhi Steel 4880 0 -50 630 Rebar Φ16-25mm HRB335 Haixin 4850 0 -50 600 Rebar Φ16-25mm HRB335 Jiuquan 4850 0 0 600 Rebar Φ16-25mm HRB335 Zhongyang 4730 0 -70 550 Rebar Φ16-25mm HRB335 Jincheng Fusheng 4700 0 -20 600 Rebar Φ12mm HRB400 Jiuquan 5150 0 -30 600 Rebar Φ16-25mm HRB400 Jiuquan 4950 0 -50 570 Round steel Φ12mm Q235 Changzhi Steel 5800 0 -20 700 Round steel Φ16-25mm Q235 Changzhi Steel 5500 0 -20 700 Hot rolled coil 2.0mm*1250*C Q235 Taigang 5700 0 70 750 Hot Rolled coil 2.5mm*1250*C Q235 Taigang 5550 0 100 730 Hot rolled coil 2.75mm*1250*C Q235 Taigang 5500 0 100 700 Hot rolled coil 3.0mm*1250*C Q235 Taigang 5380 0 0 580 Hot rolled coil 4.0mm*1500*C Q235 Taigang 5320 -30 -30 610 Hot rolled coil 4.75mm*1250*C Q235 Taigang 5320 -30 -30 610 Hot rolled coil 7.5mm*1500*C Q235 package Steel 5320 -30 -30 610 Cold rolled coil 0.5mm*1000*2000 Q195 Steel card 6600 0 100 750 Cold rolled coil 1.0mm*1000*2000 Q195 Ansteel 6550 0 100 750 Cold rolled coil 2.0mm*1000*2000 Q195 Angang 6450 0 100 750 Cold rolled coil 3.0mm*1000*2000 Q195 Angang 6450 0 100 750 Cold rolled coil 1.0mm*1000*2000 Q195 Angang 6550 0 200 750 Puzhong 6mm Q235 Tiansteel/Jiusteel 6600 0 0 850 Puzhong plate 8mm Q235 TISCO 6480 0 0 800 Puzhong plate 8mm Q235 Lin steel 6480 0 0 800 Puzhong plate 10mm Q235 Lin steel 6300 0 0 850 Puzhong plate 20mm Q235 Lin steel 5900 0 0 870 Puzhong plate 20mm Q235 Wenfeng 5880 0 0 880 Puzhong plate 20mm Q235 Dedicated 5880 0 0 850 Low alloy sheet 8mm Q345 TISCO 6650 0 0 770 Low alloy sheet 10mm Q345 TISCO 6500 0 0 820 Low alloy sheet 20mm Q345 TISCO 6080 0 0 900 Angle Steel 50*4.5/6m Q235 Zhaobo 45 00 0 0 320 Angle Steel 10*8/9m Q235 Tang Steel 4350 0 0 200 Angle Steel 14*140/9m Q235 Tang Steel 4400 0 0 200 Channel Steel 8#a/8m Q235 Jiang Tian 4430 0 0 200 Channel Steel 16#b/8m Q235 Jinan Steel 45000 0 200 Channel 40#a/8m Q235 Steel 4850 0 0 200 I-beam 12#/12m Q235 Tangsteel 4750 0 0 300 I-beam 25#/12m Q235 Laiwu Steel 4650 0 0 300 Work Steel 32#/12m Q235 Steel 4750 0 0 300

Aluminum Alloy Rolling Shutter Foaming door

The simple hard fast door sets environmental protection, energy saving, sealing, high efficiency, wind resistance, durability, anti-theft in one. The new metal industrial door type with high-speed partition, the door adopts unique heat insulation structure design, featuring good heat preservation effect, light door body, high strength and fast speed. With this type of door, each time the door is opened and closed, the energy consumption of the enterprise can be saved by about 80%.

The door is widely used in industrial plants in Europe and the United States, easy to use, easy to operate, reliable, and beautiful in appearance. The product is highly reliable, practical, easy to operate and low maintenance costs, and provides a full year warranty after installation. The control system uses the new cutting-edge DSP chip in the field of industrial control as the core, ensuring that there are more than 150,000 fault-free actions per year in the application.

1) Control System

Simple hard fast door adopts special control system, adopts servo special control box, two-phase 220-three-phase 380V-power 0.75-1.5-2.2KW, control box with main power control switch, emergency stop button, manual automatic conversion button , manually control the up and down buttons. Precise control of the opening height of the door.


stainless steel high speed door,roller shutter door , door , Aluminum alloy panel roller shutter door

SHENZHEN HONGFA AUTOMATIC DOOR CO., LTD , https://www.hongfarrd.com