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Hot Rolled Steel Bars

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The qualified industrial steel bars produced in our hot rolling facilities are used with confidence across many critical sectors — primarily automotive, machinery manufacturing, agricultural equipment, and the defense industry — thanks to their high strength, machinability, and
durability.

Our hot rolling process enables us to manufacture products tailored to the specific needs of our
customers.

All production is performed in full compliance with EN (European Norms) and ASTM (American Society for Testing and Materials) standards, ensuring international reliability and consistency.

In our hot rolling mill, we produce various sectional shapes — including round, square, rectangular, and hexagonal bars — designed to meet customer application requirements. This flexible production capability gives our company a significant advantage in meeting the specialized demands of different industries.

With their high quality standards and proven reliability, our products continue to strengthen Uyar Çelik’s position in the market, making us a competitive player both locally and globally.

C
min. max.
P
min. max.
S
min. max.
UYAR ÇELİK
Renk Kodu / Color Code
S235JR
(St 37-2)
max. 0,170,0500,050
S275JR
(St 44-2)
max. 0,210,0500,050
E295
(St 50-2)
~ 0,300,0500,050
E335
(St 60-2)
~ 0,400,0500,050
E360
(St 70-2)
~ 0,500,0500,050
C
min. max.
Si
min. max.
Mn
min. max.
P
min. max.
S
min. max.
Cr
min. max.
UYAR ÇELİK
Renk Kodu / Color Code
S355JR (St 52-3U)0,200,551,500,0400,040
SAE 10180,15 – 0,200,15 – 0,350,60 – 0,900,0400,050
SAE 10200,17 – 0,240,400,40 – 0,700,0350,035
SAE 10300,27 – 0,340,400,50 – 0,800,0350,035
SAE 10400,37 – 0,440,400,50 – 0,800,0350,035
SAE 10500,47 – 0,550,400,60 – 0,900,0350,0350,050
SAE 10600,57 – 0,650,400,60 – 0,900,0350,035
C10 / Ck100,07 – 0,140,17 – 0,370,35 – 0,650,0350,0350,15
C15 / Ck150,12 – 0,180,15 – 0,350,30 – 0,600,0350,035
C22 / Ck220,17 – 0,240,400,40 – 0,700,0350,035
C25 / Ck250,22 – 0,290,400,40 – 0,700,0350,035
C35 / Ck350,32 – 0,400,400,50 – 0,800,0350,035
C45 / Ck450,42 – 0,500,400,50 – 0,800,0350,0350,050
C55 / Ck550,52 – 0,600,400,60 – 0,900,0350,035
60 SiMn 50,55 – 0,651,00 – 1,300,90 – 1,100,0500,050
55 Cr 30,52 – 0,590,25 – 0,500,70 – 1,000,0300,0301,00
16 MnCr 50,14 – 0,190,15 – 0,401,00 – 1,300,0350,0351,10

Note: The production of all grades listed in the table depends on raw material availability. Depending on raw material procurement, other steel grades not listed in the table can also be manufactured.

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