PSL-1 13-5-2 Grade 80 (欧州連合 / EN) 材料特性
材料グループ:
鉄合金 / ステンレス鋼
国 / 規格:
欧州連合 / EN
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CAS 番号
EN ISO 13680: 2025 / Oil and gas industries including lower carbon energy - Corrosion - resistant alloy seamless products for use as casing, tubing, coupling stock and accessory material -Technical delivery conditions
熱処理
- Group 1 pipes shall be hot-rotary straightened, when necessary, after heat treatment, at 400 °C (750 °F) minimum at the end of rotary straightening, unless a higher minimum temperature is specified in the purchase agreement. If hot rotary straightening is not possible, the pipe may be cold rotary straightened, provided it is then stress-relieved at 510 °C (950 °F) or higher.