347F20

347F20化学成分 - NF A 49-214

C	Si	Mn	P	S	Cr	Ni	Mo	B	Nb+Ta
0.04-0.08	≤1.00	≤2.00	≤0.040	≤0.030	17.00-19.00	11.00-13.00	≤ ≥	0.0015-0.0060	8×C-1.00

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347F20标准规范

• NF A 49-214 - Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
• NF A 35-578 - Iron and steel. Stainless steel for high temperature application

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347F20机械性能

Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery

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347F20产品形态

• 热轧和冷拉棒材, 圆棒, 扁钢, 六角棒, 八角棒, 空心棒
• 带钢和钢卷, 热轧带钢, 热轧钢卷, 冷轧钢带, 冷轧钢卷
• 冷轧板材, 热轧板, 冷轧薄板, 中厚板, 高强钢板
• 热轧和冷拉异型钢, 凹凸字钢, 滑轨, 滑块
• 热轧和冷拉钢丝, 扁丝, 盘条, 直条
• 自由锻和模锻, 扁钢, 模块, 环, 桶, 饼, 阶梯轴及定制化
• 热挤压和冷轧无缝管, 异型管, 方管, 毛细管
• 电渣锭

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