轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller 
 

轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller 

轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller 

轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller 

轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller 

轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller 

轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller 

轧辊堆焊系列（直径：2.4/2.8/3.2/4.0）Roller Hardfacing Wires
 
牌号Trade Name C Mn Si Cr Mo W V S P Ni HRC（国家标准台式硬度计） 特点及主要用途characteristics and application   
D224 0.25-0.35 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.018  45-55 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D224B 0.25-0.55 1.0-2.0 0.50-1.0 5.50-7.50 0.80-1.50 1.0-2.0 0.5-1.0 0.010 0.015   53-60 用于热轧开坯辊堆焊Applied to repair hot-rolling blooming roller   
D414N 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 埋弧焊丝用于连铸辊堆焊 Applied to repair continuous caster roller   
D414N-O 0.05-0.15 0.5-2.5 0.3-1.5 11.5-14.5 0.5-1.5         2.0-4.0 40-50 自保护焊丝用于连铸辊堆焊Selfshielded welding wire is applied to repair continuous caster roller