
30crmo合金管\衡陽無縫鋼管廠家定做406*22化學成分
| 
								材質
							 | 
								C
							 | 
								Si
							 | 
								Mn
							 | 
								Mo
							 | 
								Cr
							 | 
| 
								30CrMo
							 | 
								0.26~0.34
							 | 
								0.17~0.37
							 | 
								0.40~0.70
							 | 
								0.15~0.25
							 | 
								0.80~1.10
							 |