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Grade 1050
USA UNS G10500
Corresponding Standard SAE J403-2014
Chemical Compositions of SAE Carbon Steels
Brand/Supplier
Japan -> NSSC
Classification Carbon Steel
1050 Chemical Element Composition Content (%)
  Component C Mn P S
Flat Rolled Products Minimum Value 0.48 0.6 - -
Maximum Value 0.55 0.9 0.03 0.035
  Component C Mn P S
Long Products Minimum Value 0.48 0.6 - -
Maximum Value 0.55 0.9 0.04 0.05
1 Approximate Comparison Table High-Quality Carbon Structural Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST SS BS EN/BS
50 U20502 S50C S50C SM50C 1050 G10500 C50E4 C50E
Ck53 		1.1210 C50E 50 1674 C50E
080M50
2 Approximate Comparison Table Non-Alloy Steel for Quenching and Tempering
United States International Organization for Standardization Germany European Standard
ASTM ISO DIN EN/DIN EN Numerical Grade
1050 C50R
C50M2 		Cm50 C50R 1.1241
3 Approximate Comparison Table Wrought Aluminum and Aluminum Alloy
China Japan United States International Organization for Standardization Germany European Standard United Kingdom
GB JIS ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. EN Commercial Grade BS EN/BS
1050 1050
A91050 		1050 A91050 Al99.5 A91050 Al99.5 3.0255
A91050 		EN-AW-Al99.5 1B 1050
A91050
4 Approximate Comparison Table High-Quality Carbon Structural Steel
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
50 S50C 1049
1050 		C50
C50E4 		C50
Ck50 		XC48H1 C50 1.0540 50 1674 070M50
080M50
5 Approximate Comparison Table High-Quality Carbon Structural Steel
Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
S50C 1050 C50E4 Ck50 XC50 C50E 1.1206 50 1674 080M50
CS50
6 Approximate Comparison Table Thermal Bimetal
China Japan United States International Organization for Standardization France Russia
GB JIS ASTM ISO NF EN/NF GOST
5J1306A TM5A, TR25 1050 TB137/16 R40, R8 ТБ1353
ТБ0953
7 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan United States
GB JIS ASTM
ML50 SWRCH50K 1050
1050 Corresponding Standards(Same grade name, different standards)
1 AA
1050
2 ASTM A29/A29M-2012
1050 G10500
3 GB /T 3190-2008
1050
4 ASTM A29/A29M-2005
1050 G10500
5 ASTM A510/A510M-2013
1050 G10500 1050
6 SAE J403-2014
1050 G10500
7 ASTM A29/A29M-2020
1050 G10500
8 ASTM A866-2014
1050
9 GB /T 3190-2020
1050
10 JIS H 4040-2015
1050 A1050 BE A1050 BD A1050 W
11 ASTM A519/A519M-2024
1050
12 JIS H 4160-1994(R2005)
1050
13 GB /T 3880.1-2012
1050
14 JIS H 4000-2022
1050 A1050P
15 ASTM A682/A682M-2005
1050 G10500
16 ASTM A684/A684M-2024
1050
17 ASTM A513/A513M-2025
1050
18 ASME SA-513-2023
1050

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!