Ground flat stock

Ground flat stock

Ground flat stock

Supplying Grades:

1.2083

1.2510(O1); 1.2842(O2)

1.2343(H11); 1.2344(H13)

1.2363(A2); 1.2379(D2)

1.2767

1.4112

And so on…

Supplying range of size:

Thickness from 3 inch to 6 inch

(7.62-152.4 mm)

Width from 3 inch to 12 inch 

(7.62-304.8 mm)

Tolerance:

**Pre-machined Tolerance

(Thickness)  -0/+0.20MM

(Width)         -0/+0.40MM

(Square)       -0/+0.20MM

**Precision Ground Tolerance

(Thickness)  -0/+0.05MM

(Width)         -0/+0.20MM

(Square)       -0/+0.05MM

Specifications:

1.Specification reference

DIN EN ISO 4957:2001           

EN 10204, latest edition

DIN 59350

ASTM A681

2.Melting process

I.F+LF+VD+(ESR)

3.Casting process

Ingot casting

4. Heat treatment

Annealed or QT

5.Surface execution

Material to be ground or fine milled on four sides,

bar ends sawn cut

6.Tolerance on length

500mm (-0/+5.0mm)

1000mm (+5.0mm/+30mm)

7.Strainghtness deviation

0.059inch as per 19.685 inch MAX

(≤0.15mm/500mm)

8.Parallelism

On thickness: max 0.00157" (0.04mm)

On width: max 0.00315" (0.08 mm)

9.Finish

On thickness:  RA of surface to be max 1.6 um

On width:  RA of surface to be max 2.0 um