312 Welding Rod - China Factory, Suppliers, Manufacturers

312 Welding Rod, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Measures to Improve Fatigue Strength of Welded Structures

1. Reduce stress concentration The stress concentration point of the fatigue crack source on the welded joint and structure, and all means of eliminating or reducing stress concentration can improv...
2024, Happy new year!

Dear Friends! On the occasion of the New Year, may everything beautiful and best be condensed into our greeting. We sincerely wish you happiness, cheerfulness and success!
Do you really know anything about flux?

– FLUX– Flux is a granular welding material. During welding, it can be melted to form slag and gas, which plays a protective and metallurgical role on the molten pool. Constituent...
What are the main factors affecting the welding effect of electrode?

The welding parameters of electrode arc welding mainly include electrode diameter, welding current, arc voltage, number of welding layers, power source type and polarity, etc. 1. Selection of elect...
Welding common problems and prevention methods

1. What is the purpose of steel annealing? Answer: ①Reduce the hardness of steel and improve plasticity, so as to facilitate cutting and cold deformation processing; ②Refine the grain, uniform the ...
Detailed explanation of spot welding process

Spot welding is a resistance welding method in which the weldment is assembled into a lap joint and pressed between two electrodes, and the base metal is melted by resistance heat to form a solder ...

High manganese steel surfacing electrode D256 AWS: EFeMn-A