Grade 20MnG
China ISC U42203
Corresponding Standard GB 5310-2008
Seamless steel tubes and pipes for high pressure boiler
Classification Carbon Steel
20MnG Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo V
Minimum Value 0.17 0.17 0.7 - - - - - - -
Maximum Value 0.23 0.37 1 0.025 0.015 0.25 0.25 0.2 0.15 0.08
Approximate Comparison Table Seamless Steel Tubes and Pipes for High Pressure Boiler
China United States European Standard
GB ISC ASTM/AISI EN
20MnG U50208 SA-106 B.SA-210 A-l
SA-210 A-l
P235GH
20MnG Corresponding Standards(Same grade name, different standards)

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