Product name Specification Material Steel/Origin Price (yuan/ton) Than yesterday last week General line Φ6.5mm Q235 Jiuquan 450000-60 High line Φ6.5mm Q235 Kunming 450000-80 High line Φ6 .5mm Q235 Jiu Steel 4480 0 0 -100 High Line Φ6.5mm Q335 Heavy Steel 4510 0 0 -70 Rebar Φ12mm HRB335 Da Steel 4900 0 0 -80 Rebar Φ12mm HRB335 Cold Steel 4900 0 0 -60 Rebar Φ12mm HRB335 Weight Steel 4880 0 0 -70 Rebar Φ12mm HRB335 Degang 4900 0 0 -50 Rebar Φ14mm HRB335 Heavy Steel 4650 0 0 -100 Rebar Φ16mm HRB335 Water Steel 4500 0 0 -80 Rebar Φ16-25mm HRB335 Kunming Steel 4480 0 0 -70 Rebar Φ16-25mm HRB335 Heavy Steel 4480 0 0 -80 III Rebar Φ16-25mm HRB400 Water Steel 4750 0 0 -50 Grade III Rebar Φ16-25mm HRB400 Weigang 4750 0 0 -50 Grade III Rebar Φ25mm HRB400 Degang 4730 0 0 -50 Hot rolled coil 2.75mm*1250*C Q235 Panzhihua steel 5250 0 50 100 Hot rolled coil 3.0mm*1250*C Q235 Panzhihua steel 5150 0 50 100 Hot rolled coil 4.75mm*1250*C Q235 Pangang 4900 0 40 100 Hot rolled coil 6.0mm*1250*C Q235 Panzhihua Steel 4900 0 40 100 Hot rolled coil 3.0mm*1250*C Q235 Taigang 5080 0 50 100 Hot rolled coil 5.5mm*1500*C Q235 coated steel 4920 0 20 40 HRC 5.5*1500*C Q235 Jiu Steel 4850 0 50 70 Cold Roll 0.5mm*1000*C Q195 Panzhihua 6400 0 0 330 Cold Roll 0.7mm*1000*C Q195 Panzhihua 6200 0 0 380 Cold Rolling coil 1.0mm*1000*C Q195 Panzhihua Steel 5950 0 0 330 Cold rolled coil 1.2mm*1000*C Q195 Panzhihua Steel 5920 0 0 320 Cold rolled coil 1.0mm*1250*C Q195 Wuhan Iron and Steel 6050 0 0 250 Cold rolled coil 1.0 Mm*1000*C Q195 Heavy-steel 5950 0 0 370 Cold-rolled coil 1.0mm*1250*C Q195 Handan Steel 5950 0 0 380 Hot-rolled strip 2.75*600*C Q235 Weigang 4920 0 0 20 Hot-rolled strip 3.5* 685*C Q235 Weigang 4820 0 0 20 Hot Rolled Strip 6.0*760*C Q235 Weigang 4720 0 0 20 Hot Rolled Strip 5.5*710*C Q235 Yuxi Xinxing 4650 0 0 0 Hot Rolled Strip 2.75*610* C Q235 Yuxi emerging 4800 0 0 0 specifications and specifications of the material steel factory / production price (yuan / ton) than yesterday last week than the previous month hot rolled steel 2.0 * 355 * C Q195 Tianjin rolling a 4900 0 0 -50 Puzhong board 8mm Q235 Heavy Steel 5450 0 50 50 Puzhong Plate 10mm Q235 Heavy Steel 5300 0 50 50 Puzhong Plate 14-25mm Q235 Heavy Steel 5200 0 50 50 Puzhong Plate 14/22mm Q235 Jiu Steel 5150 0 50 50 Puzhong Plate 14- 18mm Q235 Linsteel 5170 0 50 50 Puzhong Plate 14-20mm Q235 New Steel 5170 0 50 50 Low Alloy Plate 12-25mm Q 345 Heavy Steel 5350 0 50 50 Shipbuilding Plate 10mm CCSA Xinyu 5800 0 0 0 Shipbuilding Plate 12mm CCSA Xinyu 5600 0 0 0 Shipbuilding Plate 10mm CCSA Wugang 5900 0 0 0 Boiler Plate 8mm 20g Heavy Steel 6250 0 0 Boiler Plate 10mm 20g Heavy Steel 6100 0 0 0 Boiler plate 12-25mm 20g Steel 6,000 0 0 Boiler plate 28mm 20g Heavy steel 6050 0 0 0 Container plate 8mm 16MnR Heavy steel 6400 0 0 0 Container plate 10mm 16MnR Heavy steel 6250 0 0 0 Container plate 12- 25mm 16MnR Heavy-duty steel 6150 0 0 0 Container plate 26-32mm 16MnR Heavy steel 6200 0 0 0 Galvanized coil 0.4mm*1000*C SGCC Chongqing Sigang 6150 0 0 Galvanized coil 0.5mm*1000*C SGCC Chongqing Sigang 5900 0 0 120 Galvanized coil 1.0mm*1000*C SGCC Chongqing Sigang 5500 0 0 250 Color coated roll 0.426mm*1000*C TST02Z Chongqing Sigang 7100 0 0 20 Color coated roll 0.476mm*1000*C TST02Z Chongqing IV Steel 6900 0 0 0 Color coated roll 0.476mm*1000*C CGCC Wuxi Xindazhong 6700 0 0 Seamless tube 108*5mm 20# Without branch plant 6300 0 0 0 Seamless tube 133*5mm 20# Without score Factory 6000 0 0 Seamless pipe 159*6mm 20# Without branch plant 6100 0 0 0 Seamless pipe 219*6mm 20# Without branch plant 6300 0 0 0 I-beam 25# Q235 Laigang 4800 0 0 0 Steel 36# Q235 Steel 4800 0 0 Channel 16# Q235 Liugang 4800 0 0 Channel 25# Q235 Wugang 5200 0 0 0 50*5mm Q235 Ansteel 4800 0 0 -50 50*5mm Q235 Nanchang Steel 4700 0 0 -50

Cobalt Based Alloy Powder

Cobalt-based alloy powders are commonly used in plasma transfer arc welding (PTAW) due to their excellent high-temperature properties and resistance to wear and corrosion. These alloys are typically composed of cobalt as the base metal, with various alloying elements such as chromium, tungsten, nickel, and carbon added to enhance specific properties.

The use of cobalt-based alloy powders in PTAW offers several advantages, including:

1. High-temperature strength: Cobalt-based alloys exhibit excellent strength and resistance to deformation at elevated temperatures, making them suitable for welding applications that involve high heat.

2. Wear resistance: These alloys have a high hardness and resistance to wear, making them ideal for welding applications where the welded parts are subjected to abrasive or erosive conditions.

3. Corrosion resistance: Cobalt-based alloys offer good resistance to corrosion, making them suitable for welding applications in aggressive environments, such as those involving chemicals or saltwater.

4. Thermal conductivity: Cobalt-based alloys have good thermal conductivity, allowing for efficient heat transfer during welding and reducing the risk of heat-affected zone (HAZ) defects.

5. Compatibility with other materials: Cobalt-based alloys can be easily welded to a wide range of base metals, including stainless steels, nickel alloys, and other cobalt-based alloys, providing versatility in welding applications.

To use cobalt-based alloy powders for PTAW, the powder is typically fed into the plasma arc using a powder feeder. The powder is then melted by the high-temperature plasma arc and deposited onto the workpiece, forming a weld bead. The specific welding parameters, such as arc current, travel speed, and powder feed rate, will depend on the specific alloy and application requirements.

It is important to note that the selection of the cobalt-based alloy powder should be based on the specific welding application and the desired properties of the final weld. Different cobalt-based a

Co Powder,Cobalt 6 Powder,Cobalt 12 Powder,Cobalt 21 Powder

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