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Furnace
Cold rolling industry
1、 Bell type bright annealing furnace

Model: JHE(Q)
Description: The furnace is a heat treatment device which bright anneal the steel coil, copper coil, aluminium coil and
wire rod under the protective atmosphere. It is composed of furnace base, ripple inner cover, heating cover, cooling
cover, protective atmosphere system, electric comtrol etc. It includes two types 100℅H2 and 75℅H2.
| Production data | |
| Fuel | Electric,natural gas, cold coal gas, LPG etc |
| Material charging | 5~120t/furnace |
| Furnace base diameter | Φ1.2~Φ3.5m |
| Material charging height | 2.0-6.0m |
| Average temperature(Later period of heat keeping) | ±5℃ |
2、 Continued annealing furnace
Description: The theory is to anneal the cold rolling steel coil including heating, warm keeping, cooling under the protective
atmosphere, the purpose is eliminating the coil surface hardening and residual stress, improving toughness, achieving light
surface and uniforn hardness. The furnace is compised of uncoiler, shear, clamp, welder, S-roller, looping tower, error
corrected device, furnace part, cooling part, skin pass, withdrawal and straightening unit,floating recoiling machine,
electtic control etc.
| Production data | |
| Steel plate width | 500~1250mm |
| Thickness | 0.2~3.0mm |
| Line speed | 30~150m/min |
| Annual output | 100000~400000t/y |
3、 Steel plate color coated production line

Model: JHCT
Description: The process for the line is color coating the galvanized sheet surface in the solidify furnace by continued
roller coating after washing and parkerising. The line is composed of uncoiler, shears, sewing up machine, inlet loop
tower, pretreatment tank, dryer, first coating room, first hot oven, second hot oven, water cooling, mulch applicator,
air cooling, outlet loop tower, shears, S-roller, recoiling machine,electric control etc.
| Production data | |
| Steel plate width | 900~1500mm |
| Thickness | 0.2~1.2mm |
| Line speed | 40~80m/min |
| Annual output | 50000~100000t/y |
Steel tube heat treatment equipment
1、 Rotary micro-oxidation round billet hearth furnace

Model: JHHX
Description: The furnace is mainly used for heating the round billet before bored a hole. It is composed of charging、
discharging machine, furnace shell, brasque, furnace clothes, supporting roller, centering roller, furnace bottom drive,
burner system, smoke discharging system, water seal, electric control,etc. It can also be used for the heating for train
hub and reduction hearth of iron ore.
| Production data | |
| Rotary hearth furnace intermediate diameter | Φ6-Φ48m |
| Hearth effective measurement | 1.0-5.2m |
| Suitable billet specification | Φ45-Φ630×(500-5200) mm |
| Output | 6-150t/h |
| Temperature | 1280-1350℃ |
| Configuration way | Single row or double row |
| Fuel | Natural gas、cold coal gas、coke oven gas |
2、 Roller type steel tube bright heat treatment furnace
Model: JHGB
Description: The furnace is mainly used for bright annealing the cold-drawing steel tube, It is composed of feeding
roller table, preheating room, heating room, middle slow cooling transition room, cooling room, ejection roller table,
electric control system, protective atmosphere station etc.
| Production data | |
| Tube material | 20、35、45、40Cr、Q345、St52、27SiMn、30CrMo、35CrMo |
| Tube length | 6~18m |
| Tube diameter | Φ15~Φ406 |
| Tube wall thickness | δ1.5~δ40mm |
| Temperature | 750℃~950℃ |
| Output | 2~8t/h |
3、 slope type round billet heating furnace
Model: JHXD
Description: This furnace is mainly used for heating round billet before bored a hole. It is composed of furnace shell,
brasque, burner system, smoke discharged system, discharging door, material pilled ot door, overhauling door, operation
platform, electric etc.
| Production data | |
| Round billet | (Φ45~Φ200)mm ×(500~2500) mm |
| Output | 3~15t/h |
| Temperature | 1280℃~1350℃ |
4、JHGR roller type high-pressure steel tube heat treatment furnace
Model: JHGR
Description: The rolled type steel tube heat treatment furnace is suitable for annealing, solid solution, spheroidizing of the
common steel tube, stainless steel tube and bearing tube. The furnace is mainly composed of loading rail, heating furnace
body, cooling section,laying-off rail, roller transmission, electric control gear etc.
| Production data | |
| Material | Stainless steel, carbon steel, gearing steel |
| Tube diameter | Φ10mm-Φ630mm |
| Tube length | 6-18m |
| Rated temperature | 650℃-1050℃ |
| Output | 2-15t/h |
High-pressure container production heat treatment line
1、Step type steel cylinder heating treatment line 
Model: JHBR
Description: This line is used for the process of quenching, tempering of steel Cylinder. The purpose is eliminating the
structural stress when the steel cylinder is pressed and processed, and increasing the strength. This line is composed
of material stock platform, material loading device, elevating frame, quenching furnace, quenching mechanism, material
loading device before tempering furnace, smoke discharging system, cooling facility, material discharging device, electric
control etc.
| Production data | |
| Cylinder specification | (Φ219~Φ406)×(720~2200)mm |
| Cylinder material | 30CrMo、37Mn、34CrMo4、34Mn2V、35CrMo |
| Fuel | natural gas or electricity |
| Production rhythm | 1~5min/pc (according to the buyer’s requirment) |
| Quenching furnace max.tenperature | 950℃ |
| Tempering furnace max.tenperature | 750℃ |
