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**ER80S-G**
Characteristics and Applications
Low alloy steel tungsten inert gas (TIG) welding wire;
Suitable for welding nuclear reactor equipment, chemical engineering, high-pressure vessels and boiler manufacturing, as well as fine-grained structural steels up to StE 500 grade, and TIG welding of WB36S1 controlled-Cr steel used to prevent flow-accelerated corrosion in nuclear conventional islands.
Applicable Base Materials
20MnMoNi55, 22NiMoCr37, AWS A 508 Cl 2, AWS A 533 Cl 2, AWS A 533 Cl 1 Gr.B,
15NiCuMoNb 5 S 1, GS-18 NiMoCr 37, 11NiMoV 53 (Welmonil),
12MnNiMo 55 (Welmonil 35), StE 420-StE500, WstE 420-WstE500,
WB 36S1, WB36CN1.
Wire Chemical Composition-Typical Values(Wt.%)
C 0.06,Si 0.37,Mn1.62,P 0.006,S0.004,Cr 0.28, Mo 0.42,Ni 0.90, Cu 0.04
All-Weld Metal Mechanical Properties
Post-Weld Heat Treatment |
Rp0.2(Mpa) |
Rm(Mpa) |
A4(%) |
KV(J)-+20℃ |
KV(J)-0℃ |
KV(J)--20℃ |
620℃/3-9h |
580(>=470) |
650(=>610 |
29(>=24) |
300(>=120) |
220(>=55) |
200(>=47) |
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