Claims
- 1. Apparatus for the manufacture of formable steel strip having a thickness between 0.5 and 1.5 mm , having the following items arranged in sequence:
- (i) at least one continuous casting machine for forming liquid steel into slabs having a thickness of 30 to 100 mm,
- (ii) a homogenizing furnace for the slab from (i),
- (iii) a planetary mill followed by a planishing mill stand for hot rolling of the slab from (ii) into strip,
- (iv) means for cooling the strip from (iii) to a temperature in the range 300.degree. to 850.degree. C. and homogenizing the strip at that temperature,
- (v) at least one four-high mill stand for rolling the strip from (iv),
- (vi) a furnace for recrystallization-annealing of the strip from (v) at a temperature of at least 620.degree. C.,
- (vii) cooling means for cooling the strip from (vi), and
- (viii) at least one strip coiler.
- 2. Apparatus according to claim 1, further having:
- (vii-a) a homogenization furnace for homogenizing the strip from (vii) for overaging at a temperature in the range 300.degree. to 450.degree. C.
- 3. Apparatus according to claim 1 further having, after (vii)
- (vii-b) if (vii-a) is provided before (viii) and after (vii-a), coooling means for cooling the strip to below 80.degree. C.,
- (vii-c) between (vii), or if provided (vii-b), and (viii), pickling means for pickling the strip from (vii) or if provided (vii-b),
- (vii-d) between (vii-c) and (viii), a four-high temper mill stand for the strip from (vii-c).
Priority Claims (1)
Number |
Date |
Country |
Kind |
8702050 |
Sep 1987 |
NLX |
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Parent Case Info
This is a division of application Ser. No. 235,152 filed Aug. 23, 1988.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4330112 |
Toshimitsu et al. |
May 1982 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
235152 |
Aug 1988 |
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