Page 1669 - MiSUMi 2025

[Materials]
Standard Material Sizes 1

Q General Steel Materials
Type Material JIS Symbol Material GB Symbol Shapes Unit Standard Dimensions
Rolled Steel Flat 6,9,12,13,14,16,19,22,25,28,30,32,35,38,40,45,50,55,60,65,
for Bar t 70,75,80,85,90,95,100,105
General SS400 Q235
Structure Square Bar i 9,13,16,19,22,25,32,38,44,50,65,75,90,100
t Width W
2 6,8,10,12,16,20
3 6,8,9,10,12,13,16,19,22,25,32,38,50
4 10,13,16,19,20,22,25,32
4.5 11,13,16,19,22,25,32,38,50
5 8,10,13,16,19,20,22,25,30,32,38,50
6 9,10,13,16,19,20,22,25,32,38,44,50,60,65,75,90,100,125
8 10,12,13,16,19,22,25,30,32,38
Flat 9 12,13,16,19,22,25,32,38,44,50,60,65,75,90,100,125
Bar 10 13,15,16,20,22,25,30,32,38,40,50,60,65,100
12 16,19,22,32,38,44,45,50,60,65,75,90,100,125
Polished
Steel Bar SS400D 16 19,22,25,32,38,44,50,60,65,75,90,100,125
(Cold- － 19 22,25,32,38,44,50,60,65,75,90,100,125
Drawn)
22 25,32,38,44,50,60,65,75,90,100,125
25 32,38,44,50,60,65,75,90,100,125
30 50,65,75,100,125
32 50,65,75,100,125
38 50,65,75,100,125
Square 2.5,3,4,4.5,5,5.5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,24,25,28,30,32,
Bar i 34,35,36,38,40,42,44,45,50,55,60,65,70,75,80,85,90,100,110,120,130
Hexagonal Opposite side 3,5,6,7,8,9,10,11,12,13,14,17,19,21,22,23,24,26,27,29,30,32,35,36,
Bar H 38,41,46,50,54,55,58,60,63,65,67,70,71,75,77,80,85,90,95,100,115
Round D 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,
31,32,33,34,35,36,37,38,40,42,43,44,45,46,48,50,55,60,65,70,75,80,85,90,95,100,
Bar 105,110,115,120,130,140,150,160,170,180,190,200
Cold-Rolled SPCC Steel Plate t 0.4,0.5,0.6,0.7,0.8,1,1.2,1.6,2,2.3,3.2
Steel Plate －
Hot-rolled SPHC Steel Plate t (1.2),1.6,2.3,2.6,3.2,4.5 Sizes in ( ) are not commonly used.
Steel Plate －
S45C-D Round D 2,2.5,3,3.5,4,4.5,6,7,8,9,9.5,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,
27,28,29,30,32,33,34,35,36,38,40,42,44,45,46,48,50,55,60,65,70,75,80,85,90,95,
(Polished) － Bar
Carbon Steel for 100,105,110,115,120,125,130
Machine
Structural Use Flat t 6,9.5,12.7,13,16,19,22,25,27,32,38,45,50,55,65,75,85,95,105,115,125,135,145,
S50C 50 Steel Bar 155,(165),(175),(185),(205) Sizes in ( ) are not commonly used.
Square Bar i 12.7,13,16,19,25,28,32,38,44,50,55,65,75,90,100,110,120,130,155
SKS93 － Flat Bar t 2,3,4,5,6,7,8,9,10,12,13,16,19,22,25,27,32,38,43,50,53,65,75,90,105,130,155
Carbon Tool SKS93 － Square Bar i 10,13,16,19,22,25,28,32,38,45,50,55,65,75,90,105,130,(155),(210)

Sizes in ( ) are not commonly used.
Steel
SK4－DG8 － Round D 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,22,23,24,25,26,28,30,32,36,38,
40,42,45,48,50,55,60,65,70,75,80
Bar
2,3,4,5,6,7,8,9,10,12,13,16,19,22,25,27,32,38,43,50,53,65,75,90,105,130,155,(160)
Flat Bar t Sizes in ( ) are not commonly used.
Alloy Tool SKS3 9CrWMn
Steel Square Bar i 10,13,16,19,22,25,28,32,36,38,45,50,55,65,75,90,105,130,(155),(210)
Sizes in ( ) are not commonly used.

Round Bar D 13,16,19,22,25,28,32,38,42,46,50,55,60,65,70,80,85,90,100,110,120,130,150,160,180
Chrome HeAxagonal Bar Opposite side H 6,7,8,9,10,11,12,13,14,17,19,21,22,23,24,26,27,30,32,35,36,38,41,46,50,54,55
Molybdenum SCM435 35CrMo Round 4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,30,32,34,
Steel Bar D 35,36,38,40,42,45,46,48,50
Sulfuric and Sulfur Compound Round
Free Cutting Steel SUM24L Y15Pb Bar D 3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,20,22,23,24,25,26,28,30,32,34,35,36,38,40
High Carbon Chrome Round 13,16,19,22,25,28,(30),32,(34),36,38,42,(44),46,(48),50,55,60,65,70,75,80,85,90,95,
Bearing Steel SUJ2 GCr15 Bar D 100,110,120,130,140,150,(160),(170),(180),(190),(200),(210),(220),(230),(240),(250)
Sizes in ( ) are not commonly used.

B-024