MasterWeld A35 (ER80S-B8) is a low alloy copper coated TIG welding wire which is used for joining 9Cr-1Mo air hardening steels for elevated temperature creep service, and with corrosion resistance from steam, hot hydrogen gas, and high sulphur crude oils.
These include steels such as A335 Grade P9, A336 Grade F9, A217 C12 (Cast), and A199, A200, and A213 grade T9, used primarily in the petrochemical and refinery industries.
A preheat and inter pass temperature of not less than 400°F should be maintained during welding.
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A35 (ER80S-B8) TIG Welding Rod
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