Qingdao NPA Industry Co., Ltd

Sinking Rollers: sinking rollers, which is used in continious galvanizing line and acid pickling line, made

Furnace Rollers: Furnace roller used in CAL, CGL and heat treatment industry etc. With different O.D. and

Hydrogen Radiant Tubes: To provide CAL and CGL used to produce cold-rolled sheet, heat treatment line with

Hot Wall Manifolds: hot wall manifolds used in the petrochemical industry(hydrogen making reformer furnace

Furnace Rollers: Furnace roller used in CAL, CGL and heat treatment industry etc. With different O.D. and

Furnace Roller: Furnace rollers used in CAL, CGL and heat treatment industry etc. Scope: high temperature o

Sinking Rollers: sinking rollers, which is used in continious galvanizing line and acid pickling line, made

Hot Wall Manifolds: hot wall manifolds used in the petrochemical industry(hydrogen making reformer furnace

Centrifugal Cast Roller: Centrifugal Cast Roller, Centrifugal Cast Tubes, Centrifugal Cast Pipes used for a

Furnace Roller: Furnace rollers used in CAL, CGL and heat treatment industry etc. Scope: high temperature o

Hydrogen Reformer Tubes: reformer tube which is used in petrochemical industry, to produce hydrogen, methanol

Heat Treatment Radiant Tubes: radiant tube used in CAL, CGL heat treatment line etc, made of Cr+Ni high tem

Furnace Rollers: Furnace roller used in CAL, CGL and heat treatment industry etc. With different O.D. and

Furnace Rollers: Furnace roller used in CAL, CGL and heat treatment industry etc. With different O.D. and

Centrifugal Cast Roller: Centrifugal Cast Roller, Centrifugal Cast Tubes, Centrifugal Cast Pipes used for a

Annealing Lehr Roller: Used in Float Glass Production Line, engraving glass production line etc. including:

Furnace Roller: Furnace rollers used in CAL, CGL and heat treatment industry etc. Scope: high temperature o

Hot Wall Manifolds: hot wall manifolds used in the petrochemical industry(hydrogen making reformer furnace

Sinking Rollers: sinking rollers, which is used in continious galvanizing line and acid pickling line, made

Hydrogen Radiant Tubes: To provide CAL and CGL used to produce cold-rolled sheet, heat treatment line with

Hydrogen Radiant Tubes: To provide CAL and CGL used to produce cold-rolled sheet, heat treatment line with

Furnace Rollers: Furnace roller used in CAL, CGL and heat treatment industry etc. With different O.D. and

Cracking Furnace Tubes: cracking furnace tubes, made of centrifugal casting, which is mainly used in several

Hydrogen Reformer Tubes: reformer tube which is used in petrochemical industry, to produce hydrogen, methanol

Heat Treatment Radiant Tubes: radiant tube used in CAL, CGL heat treatment line etc, made of Cr+Ni high tem

Hydrogen Radiant Tubes: To provide CAL and CGL used to produce cold-rolled sheet, heat treatment line with

Sinking Rollers: sinking rollers, which is used in continious galvanizing line and acid pickling line, made

Centrifugal Cast Roller: Centrifugal Cast Roller, Centrifugal Cast Tubes, Centrifugal Cast Pipes used for a

Annealing Lehr Roller: Used in Float Glass Production Line, engraving glass production line etc. including:

Furnace Roller: Furnace rollers used in CAL, CGL and heat treatment industry etc. Scope: high temperature o

Hot Wall Manifolds: hot wall manifolds used in the petrochemical industry(hydrogen making reformer furnace

Furnace Rollers: Furnace roller used in CAL, CGL and heat treatment industry etc. With different O.D. and

Cracking Furnace Tubes: cracking furnace tubes, made of centrifugal casting, which is mainly used in several

Heat Treatment Radiant Tubes: radiant tube used in CAL, CGL heat treatment line etc, made of Cr+Ni high tem

Sinking Rollers: sinking rollers, which is used in continious galvanizing line and acid pickling line, made

Hydrogen Radiant Tubes: To provide CAL and CGL used to produce cold-rolled sheet, heat treatment line with

Furnace Roller: Furnace rollers used in CAL, CGL and heat treatment industry etc. Scope: high temperature o

Hot Wall Manifolds: hot wall manifolds used in the petrochemical industry(hydrogen making reformer furnace

Annealing Lehr Roller: Used in Float Glass Production Line, engraving glass production line etc. including:

Furnace Roller: Furnace rollers used in CAL, CGL and heat treatment industry etc. Scope: high temperature o