Hard Facing electrodes|D207

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GB：EDPCrMnSi-A1-15
AWS：
Application：Used for surfacing welding on worn-out parts of bulldozer blades, airscrews, etc.：

D207

According with GB EDPCrMnSi-A1-15

Introduction: D207 is a kind of CrMnSi surfacing electrode with low-hydrogen natrium type coating. DCRP (Direct Current Reversed Polarity).

Applications: Used for surfacing welding on worn-out parts of bulldozer blades, airscrews, etc.

Chemical Composition of Deposited Metal (%)

Chemical Composition	C	Mn	Si	S	P	Cr	Total Quantity of Other Elements
Guarantee Value	0.50~1.00	≤2.50	≤1.00	≤0.035	≤0.035	≤3.50	≤1.00

Hardness of Surfacing Layer: HRC≥50

Reference Current (DC+)

Electrode Diameter(mm)	φ3.2	φ4.0	φ5.0
Welding Current (A)	90~110	140~160	180~220

Instructions:
1.The electrodes must be baked under 300-350℃ for an hour before welding.
2.Large work pieces should be appropriately preheated to about 200℃ before surfacing welding, and any rust or oil must be cleared away from the weld surface before application.

Packing details: In carton of 20kgs/net, consisting of 8 boxes x 2.5kgs for 2.5mm, & 4 boxes x 5kgs for other sizes.

With/ without pallets (Fumigation-free pallets) upon customer’s request.

tomer’s request.