Steel Suppliers and stockholders - Steel Express

Regional Depots

Bristol:
0117 403 1441

Exeter:
01392 790 275

Inverness:
01463 572 078

Isle of Wight:
01983 640 018

Glasgow:
0141 370 2331

Maidstone:
01622 963 030

Manchester:
0161 641 3700

Newcastle upon tyne:
0191 563 0953

Northern Ireland:
028 7772 5232

Peterborough:
01733 669 660

Reading:
0118 334 3250

Sheffield:
0114 349 1557

Swansea:
01792 209 333

Wolverhampton:
01902 716333

Regional Depots

Bristol:
0117 403 1441

Exeter:
01392 790 275

Inverness:
01463 572 078

Isle of Wight:
01983 640 018

Glasgow:
0141 370 2331

Maidstone:
01622 963 030

Manchester:
0161 641 3700

Newcastle upon tyne:
0191 563 0953

Northern Ireland:
028 7772 5232

Peterborough:
01733 669 660

Reading:
0118 334 3250

Sheffield:
0114 349 1557

Swansea:
01792 209 333

Wolverhampton:
01902 716333

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)

 

Popular size ranges shown below, other sizes available upon request.

BS 970 1991 BS 970 1955 EN AISI/SAE Werkstoff
220M07 EN1A 1113 1.0711
230M07 EN1A 1213 1.0715

 

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

En1A Rounds Hot Rolled

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

En1A Hexagons Bright Drawn

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                    

En1A Squares Bright Drawn

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                  

En1A Imperial Flats

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

En1A Mild Steel Metric Flats

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

Steel Weight Calculator >>

Other engineering steel grades: En1A, En3B, En8, En9, En14, En16, En19, En24, EN24T, En36

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