U20082化學成分 - GB/T 699-1999

C	Si	Mn	P	S	Cr	Ni	Cu
0.05-0.11	≤0.03	0.25-0.5	≤0.035	≤0.035	≤0.1	≤0.3	≤ 0.25

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U20082標準規(guī)范

• GB/T 699-1999 - This standard specifies the alloy steel, low alloy steel, alloy steel chemical composition relative to the provisions of the finished steel smelting chemical composition boundary limit allowable deviation, and gives the definition of related terms.
• GB 13237-1991 -
• GB/T 13793-1992 -
• GB 3206-1982 -
• GB/T 711-2008 -
• GB 3275-1991 -
• GB 699-1988 -
• GB 710-1991 -
• GB 711-1988 -

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U20082機械性能

Delivery status: hot or hot forging
This standard specifies the alloy steel, low alloy steel, alloy steel chemical composition relative to the provisions of the finished steel smelting chemical composition boundary limit allowable deviation, and gives the definition of related terms.

ReL (MPa)	Rm (MPa)	Z (%)	A5.65 (%)	Heat treatment condition	Technology	Sampl
175(≥)	295(≥)	60(≥)	35(≥)	Normalizing	930℃ Heat preservation≥30min AC Normalizing	25(Sampl size)

HBS: 131(≤)

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U20082產品形態(tài)

• 熱軋和冷拉棒材, 圓棒, 扁鋼, 六角棒, 八角棒, 空心棒
• 帶鋼和鋼卷, 熱軋帶鋼, 熱軋鋼卷, 冷軋鋼帶, 冷軋鋼卷
• 冷軋板材, 熱軋板, 冷軋薄板, 中厚板, 高強鋼板
• 熱軋和冷拉異型鋼, 凹凸字鋼, 滑軌, 滑塊
• 熱軋和冷拉鋼絲, 扁絲, 盤條, 直條
• 自由鍛和模鍛, 扁鋼, 模塊, 環(huán), 桶, 餅, 階梯軸及定制化
• 熱擠壓和冷軋無縫管, 異型管, 方管, 毛細管
• 電渣錠

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