Product Description
Product Description
QYD is one of the largest roll/roller manufactuer in the world, it has 200000 square meters manufacturing base, could supply one-stop service to all kinds of rolls.
In glass indusrty, QYD is the biggest annealing lehr roller supplier in the world. It could provide, LOR roller, all kinds of lehr rollers from A zone to F zone, such like steel plain roller, metal ring/donut roller, fiber roller, castellated roller, carbon ring roller, composite ring roller etc.
In metallurgical industry, QYD supplis all kinds of rolls to both hot rolling and cold rolling lines. In hot rolling line, QYD supplies transportation wear-resistant rolls; In cold rolling heat treatment line, QYD rolls used in various of continuous heat treatment lines, like CAL,CGL,CPL etc. The products include steel plain roll, coated roll, water cooling roll, carbon/ceramic sleeve roll and so on
Item |
Content |
Name |
Hearth roll/furnace roll |
Material |
Heatresistant alloy(HK40/1.4848; 1.4852; 2.4879; more 2), Stainless steel, wear-resistant steel, or customized |
Process |
centrifugal casting;hot rolled; forged |
Working Temp. |
room tempt.-1300ºC |
Specification |
Outside diameter 50-1200mm |
Applicable Industry |
Metallurgical, glass etc. |
QYD is qualified supplier of CNPC(one of the largest Chinese petroleum giant ).
We supply reformer tube used in hydrogen-making reformer, DRI furnace; ethylen cracking tubes, manifold, radiant tubes and other many kinds alloy products used in petrochemical industry and DRI industry.