C

Si

Mn

S

P

其它

（mm）

YC-YD107(Q)≤0.20≤1.00≤3.50≤0.03≤0.03

≥22DC(+)1.2/1.6/2.0CO2常温低硬度堆焊，如车轴磨损面

YC-YD127(Q)≤0.20≤1.00≤4.20≤0.03≤0.03

≥28DC(+)1.2/1.6/2.0CO2常温中硬度堆焊，如车轴磨损面

YC-YD350(Q)0.10-0.200.40-1.001.30-2.00

Cr 1.00-2.00 Mo≤0.50≥350（HB）DC(+)1.2/1.6/2.0CO2常温低硬度堆焊，适用矿山机械等堆焊

YC-YD237(Q)≤0.60

1.50-2.50

Cr 5.00-10.00 Mo 1.50-2.50 V 0.50-1.00≥50DC(+)1.2/1.6/2.0CO2常温高硬度堆焊，用于鼓风机叶片

YC-YD257(Q)0.40-0.600.40-1.001.00-3.00

Cr 5.00-7.00 Mo1.00-2.5055-60DC(+)1.2/1.6/2.0CO2适用高温、高负荷轧辊的硬面焊接

YC-YD255(Q)0.20-0.701.00-3.50

≤0.03≤0.03Cr 6.00-9.50≥50DC(+)1.2/1.6/2.0CO2适用于高硬度支承辊，农用机械等堆焊

YC-YD256(Q)0.20-0.80

≤0.03≤0.03Cr 4.00-7.00 V 0.20-1.00 W 0.50-2.00≥50DC(+)1.2/1.6/2.0CO2常温高硬度 堆焊，用于高强度耐磨损零件

YC-YD265(Q)0.10-0.50≤1.00≤2.00

Ni ≤1.00 B1.00-4.0060-65DC(+)1.2/1.6/2.0CO2抗磨粒磨损表面焊

YC-YD397(Q)≤0.60≤1.00≤2.50

Cr ≤3.00 Mo≤1.00≥40DC(+)1.2/1.6/2.0CO2修复铸钢和锻钢的锻模

YC-YD252(Q)0.20-0.80

≤0.03≤0.03Cr 4.00-7.00 Mo0.50-2.00≥50DC(+)1.2/1.6/2.0CO2常温高硬度 堆焊，用于高强度耐磨损零件

YC-YD630(Q)1.5-3.5≤1.50〖〗

Cr6.00-15.00 Mo ≤1.00 B ≤1.00≥59DC(+)1.2/1.6/2.0CO2水泥辊，耐磨复合板的堆焊

YC-YD450(Q)0.15-0.30

≤0.03≤0.03Cr11.0-15.0≥45DC(+)1.2/1.6/2.0CO2轴及蒸汽阀门的堆焊

YC-YD507Mo(Q)≤0.20≤0.50≤1.75

Cr9.00-14.00 Mo≤1.00≥37DC(+)1.2/1.6/2.0CO2中、高温阀门堆焊

YC-YD507MoNb(Q)≤0.15

≤0.03≤0.04Cr 10.0-16.0 Mo ≤2.50 V≤ 0.5034-40DC(+)1.2/1.6/2.0CO2