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E8018-B2 ISO E5518-1CM Welding Rod (CHH308)

E8018-B2 welding rod is suitable for welding structures fabricated by Cr1%-Mo0.5% heat-resisting low alloy steels which work temperature is below 520℃, such as pipes of boiler, high pressure vessels, petrochemical containers, petroleum thermal cracking equipments and so on.

Type of Covering: Low hydrogen, potassium, iron powder

Welding Position: F, H, HF, OH, V

Type of Current: DCEP or AC

E8018-B2 Chemical Composition of Deposited Metal (%)

 CMnPSSiCrMo
Standard0.05-0.12≤0.90≤0.030≤0.030≤0.801.0-1.500.40-0.65
Typical0.0800.730.0130.0090.241.310.52

Mechanical Properties of Deposited Metal (PWHT 690℃±15℃x1h)

 Tensile Strength Rm (MPa)Yield Strength ReL/Rp0.2 (MPa)Elongation A4 (%)Ambient Temp Impact Value (J)
Standard≥550≥460≥17--
Typical64054022170

Sizes & Recommended Current (DC+ or AC Open Circuit Voltage ≥70V)

E8018-B2 Welding Rod Diameter (mm)2.02.53.24.05.0
Welding Rod Length300300350400400
Welding Current (A)40-7060-9090-120140-180170-210
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