EN1A Steel (230M07)
EN1A, also known as 230M07. EN1A is low carbon mild steel. Properties: free cutting, suitable for machining using both automatic and CNC machines, it's free cutting properties make it particularly suitable where intricate drilling and machining are required. Available in square, round, flat or hexagon form. Equivalent to AISI 1113.
We can supply EN1A engineering steel in both unleaded and leaded forms (230M07 Pb)
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Popular size ranges shown below, other sizes available upon request.
Specification BS 970: 1955 | EN1A Steel Chemical Composition | BS 970:1991/1983 Nearest Equivalent | |||||||
C | Si | Mn | Ni | Cr | Mo | S | P | ||
% | % | % | % | % | % | % | % | ||
En1A | 0.07/0.15 | 0.10Max. | 0.80/1.20 | - | - | - | 0.20/0.30 | 0.07Max | 230m07 |
Rounds Bright Drawn | Rounds Precision Ground | Rounds Hot Rolled | Hexagons | Squares | Flats
En1A Mild Steel Rounds Bright Drawn / Turned Stock
Size (ins. dia) | 3/32 | 1/8 | 5/32 | 3/16 | 7/32 | 1/4 | 9/32 | 5/16 | 11/32 | 3/8 | 7/16 | 1/2 | 17/32 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
9/16 | 5/8 | 11/16 | 3/4 | 13/16 | 7/8 | 15/16 | 1 | 1 1/16 | 1 1/8 | 1 3/16 | 1 1/4 | 1 5/16 | |
1 3/8 | 1 7/16 | 1 1/2 | 1 5/8 | 1 11/16 | 1 3/4 | 1 7/8 | 2 | 2 1/8 | 2 1/4 | 2 3/8 | 2 1/2 | 2 5/8 | |
2 3/4 | 2 7/8 | 3 | 3 1/8 | 3 1/4 | 3 3/8 | 3 1/2 | 3 5/8 | 3 3/4 | 3 7/8 | 4 | 4 1/4 | 4 1/2 | |
4 3/4 | 5 | 5 1/4 | 5 1/2 | 5 3/4 | 6 | 6 1/4 | 6 1/2 | 6 3/4 | 7 | 7 1/4 | 7 1/2 | 8 | |
Size (mm dia) | 2 | 2.5 | 3 | 4 | 5 | 6 | 6.5 | 7 | 8 | 9 | 10 | 11 | 12 |
13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 24 | 25 | 26 | 28 | |
30 | 32 | 35 | 36 | 38 | 40 | 42 | 45 | 46 | 48 | 50 | 52 | 55 | |
56 | 58 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 100 | 105 | 110 | 120 | |
125 | 130 | 140 | 150 |
En1A Rounds Precision Ground Stock
Size (ins. dia) |
1/4 | 3/8 | 1/2 | 5/8 | 3/4 | 7/8 | 1 | 1 1/4 | 1 3/8 | 1 1/2 | 1 3/4 | 2 | 2 1/4 | 2 1/2 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
3 | Tolerances: up to 1" dia +/- 0.00025" | |||||||||||||
Size (mm dia) |
4 | 6 | 8 | 10 | 12 | 15 | 16 | 20 | 25 | 30 | 35 | 40 | 50 | |
Tolerances: 4mm to 30mm dia. +0mm/-0.0127mm 35mm to 50mm dia. +0mm/-0.0254mm |
Size (mm dia) | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 180 | 190 | 200 | 210 | 220 |
Size (ins. A/F) | 0.193 | 0.248 | 0.312 | 0.324 | 0.375 | 0.437 | 0.445 | 0.500 | 0.525 | 0.562 | 0.600 | 0.625 | 0.687 | 0.710 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0.750 | 0.812 | 0.820 | 0.875 | 0.920 | 0.937 | 1.000 | 1.010 | 1.062 | 1.100 | 1.125 | 1.200 | 1.250 | 1.300 | |
1.312 | 1.480 | 1.500 | 1.625 | 1.670 | 1.860 | 2.050 | 2.220 | 2.410 | 2.580 | 2.760 | 3.150 | 3.550 | ||
Size (mm A/F) | 5 | 6 | 7 | 8 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
20 | 22 | 24 | 25 | 26 | 27 | 30 | 32 | 35 | 36 | 41 | 46 | 50 | 55 | |
60 | 65 | 70 | 75 |
Size (ins. sq) | 3/16 | 1/4 | 5/16 | 3/8 | 7/16 | 1/2 | 9/16 | 5/8 | 3/4 | 7/8 | 1 | 1 1/8 | 1 1/4 | 1 3/8 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 1/2 | 1 3/4 | 2 | 2 1/4 | 2 3/4 | 3 | 3 1/4 | 3 1/2 | 4 | ||||||
Size (mm sq) | 5 | 6 | 7 | 8 | 10 | 12 | 14 | 15 | 16 | 18 | 20 | 22 | 25 | 30 |
32 | 40 | 45 | 50 | 60 |
3/8 | 1/8 |
3/4 | 1/2 |
1 | 1/4, 3/8, 1/2, 5/8, 3/4 |
1 1/4 | 3/8, 1/2, 3/4, 7/8, 1 |
1 1/2 | 1/4, 3/8, 1/2, 5/8, 3/4, 1, 1 1/4 |
1 3/4 | 1, 1 1/4 |
2 | 1/4, 3/8, 1/2, 5/8, 3/4, 1, 1 1/4 |
2 1/2 | 3/8, 1/2, 1, 1 1/2, 1 3/4 |
3 | 3/8, 1/2, 3/4, 1, 11/2, 2 |
4 | 3/8, 1/2, 3/4, 1, 1 1/2, 2, 2 1/2, 3 |
5 | 1/2, 3/4, 1, 1 1/4, 1 1/2, 2, 3 |
6 | 1/4, 3/8, 1/2, 5/8, 1, 1 1/4, 1 1/2, 2 |
8 | 1/2, 3/4, 1, 1 1/4, 1 1/2 |
10 | 1/2, 3/4, 1 |
12 | 1/2. 1 |
10 mm | 3, 5 mm |
12 mm | 3, 5, 6 mm |
13 mm | 3 mm |
16 mm | 3 mm |
20 mm | 3, 5, 6, 8, 10, 12 |
25 mm | 3, 5, 6, 8, 10, 12, 16, 20 |
30 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25 |
40 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25, 30 |
50 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25, 30 |
60 mm | 3, 6, 8, 10, 12, 16, 20, 25, 30 |
70 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25 |
80 mm | 5, 6, 8, 10, 12, 16, 20, 25 |
90 mm | 6, 10, 12, 16 |
100 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25, 30, 40, 50 |
125 mm | 10, 25, 50 |
150 mm | 6, 10, 12, 16, 20, 25, 30, 40, 50 |
200 mm | 10, 12, 20, 25, 30, 50 |
EN1A, AISI 1113, 230M07, Werkstoff 1.0711
Click here for Steel hardness conversion charts and heat treatment hardness tables
Other engineering steel grades: En1A, En3B, En8, En9, En14, En16, En19, En24, EN24T, En36
Engineering Steel
- EN3B - 080A15 070M20 Mild steel
- EN1A - 220M07 230M07
- EN1A LD - 220M07 PB 230M07 PB
- EN8 - 080A42 080M40
- EN9 - 070M55
- EN14 - 150M19
- EN16 - 605M36 606M36
- EN19 - 708M40 709M40
- EN24/EN24T - 817M40
- EN36 - 655M13
- S690QL
- Alloy24™
- 4130 - 708A25
- 4140 - 708M40
- 4140 Plate
- Chrome Plated Steel Bar
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