牌号
Model |
GB |
熔敷金属主要化学成分( % )
Typical chemical composition of deposited metal |
堆焊层硬度
Hardness
HRC |
特点及主要用途
Description |
C |
Mn |
Si |
Cr |
Mo |
W |
D107 |
EDPMn2
-15 |
≤ 0.20 |
≤ 3.50 |
― |
― |
― |
― |
≥ 22 |
常温低硬度堆焊。如车轴等磨损面。
Used for surfacing welding on low hardness under normal temperature such as axle. |
D112 |
EDPCrMo
-A1-03 |
≤ 0.25 |
― |
― |
≤ 2.00 |
≤ 1.50 |
― |
≥ 22 |
常温低硬度堆焊。适用于矿山机械的堆焊与修补。
Used for surfacing welding on low hardness under normal temperature and repairing of mining machinery. |
D127 |
― |
≤ 0.20 |
≤ 4.20 |
― |
― |
― |
― |
≥ 28 |
常温硬度堆焊。如车轴等磨损面。
Used for surfacing welding on middle hardness under normal temperature, such as axle. |
D212 |
EDPCrMo
-A4-03 |
0.30 ~ 0.60 |
― |
― |
≤ 5.00 |
≤ 4.00 |
― |
≥ 50 |
常温高硬度堆焊,用于堆焊挖斗、矿山机械等受磨损的机件表面。 Used for surfacing welding under normal temperature on high hardness, and repairing the parts of dredger, mining machinery. |
D256 |
EDMn-A
-16 |
≤ 1.10 |
11.00 ~ 16.00 |
≤ 1.30 |
― |
― |
― |
HB ≥ 170 |
高锰钢堆焊,适用于破碎机等受冲击磨损部位的堆焊。
Used for surfacing welding high-Mn steel, including various part of heavy impact abrasion resistance. |
D322 |
EDRCrMoWV-A1-15 |
≤ 0.50 |
V ≤ 1.00 |
― |
≤ 5.00 |
≤ 2.50 |
7.00 ~ 10.00 |
≥ 55 |
冷冲模及切削刀具的堆焊。
For surfacing welding on cold die and cutting tool. |
D337 |
EDRCrW
-15 |
0.25 ~ 0.55 |
― |
― |
2.00 ~ 3.50 |
― |
7.00 ~ 10.00 |
≥ 48 |
热锻模堆焊
For surfacing welding hot forging die. |
D517 |
EDCr-B-15 |
≤ 0.25 |
― |
― |
10.00 ~ 16.00 |
― |
― |
≥ 45 |
轴及过热蒸汽阀门的堆焊,堆焊金属具有空淬特性。
For surfacing welding roller and over-heat steam valves. |
D547Mo |
EDCrNi-B
-15 |
≤ 0.18 |
0.60 ~ 5.00 |
3.80 ~ 6.50 |
14.00 ~ 21.00 |
3.50 ~ 7.00 |
Ni:6.50 ~ 12.00 |
≥ 37 |
Nb: 0.50 ~ 1.20 ,高温高压阀门的堆焊,堆焊金属时效强化效果显著。 For surfacing welding high temperature high-pressure valves. |
D608 |
EDZ-A1-08 |
2.50 ~ 4.50 |
― |
― |
3.00 ~ 5.00 |
3.00 ~ 5.00 |
― |
≥ 55 |
抗磨粒磨损表面堆焊。
For surfacing welding the surface which has resistance to abrasion |