Roller Type Continued Bright Steel Pipe and Tube Annealing Furnace Annealer

Roller Type Continued Bright Steel Pipe and Tube Annealing Furnace Annealer

Roller type continued bright steel pipe and tube annealing furnace annealer 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 anda residual stress,...

Product Details

Roller type continued bright steel pipe and tube annealing furnace annealer
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 anda residual stress, improving toughness, achieving light surface and uniform hardness.


Technical parameters

No.

Parameter

Value

1

Coil OD(max.)

34"(¢865mm)

2

Coil height(max.)

20"(510mm)

3

Inner cover dia.

¢1000mm

5

Protective gas

hydrogen + nitrogen

6

Heating temperature

800℃

7

Rated working temp of heating cover

950℃

8

Rated working temp of inner cover

800℃

9

Effective loading dia.

¢900mm

10

Effective loading height

2100mm

11

Furnace temp uniformity

±5℃

12

Temp control precision

±1.5℃

13

Shell surface temp rise

≤ ambient temp +35℃

LPG

14

Heating value

8400Kcal/Nm3

15

Working pressure

8000Pa

16

CH4

95-98%

17

H2S

≤3.8%

Electric

18

Voltage

3 phase, 380V±5%, 50Hz

19

Furnace stage fan

22KW×2

20

Combustion fan

7.5KW

21

Cooling cover fan

2.2KW×3

22

Forvacuum power

3KW

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