+(86) 13866126226
hfchengchi@163.com

Tags for: bluing

Steam blackening/bluing heat treatment of steel

Steam blackening/bluing heat treatment of steel

Blackening / blueing is widely used in the machinery manufacturing industry. The commonly used blackening / blueing methods are low-temperature alkaline blackening / blueing and normal temperature blackening / blueing. Steam trea...... (more…)

Blackened heat treatment of hardware and fasteners

Blackened heat treatment of hardware and fasteners

Hardware and fasteners such as screws, studs, nuts, screws, bolts, washers, retaining rings, pins, standard parts, hardware products, mechanical parts, auto parts, electric stove plates, bearings, ferrules, motor rotors , Stators,...... (more…)

pit steam blackening furnace

pit steam blackening furnace

Pit steam treatment furnace energy-precision temperature control system operating cycle furnace, furnace tank through the water vapor, for sintering of powder metallurgy iron-based products for surface treatment, but also can be u...... (more…)