300M
300M,
300M數(shù)據(jù)表下載
300M化學(xué)成分 - MIL S 8844D
C | Si | Mn | P | S | Cr | Ni | Mo | V | Cu |
---|---|---|---|---|---|---|---|---|---|
0.40-0.45 | 1.45-1.80 | 0.65-0.90 | ≤0.010 | ≤0.010 | 0.70-0.95 | 1.65-2.00 | 0.35-0.50 | 0.05-0.10 | ≤0.35 |
300M標(biāo)準(zhǔn)規(guī)范
- MIL S 8844D - MILITARY SPECIFICATION: STEEL BAR, REFORGING STOCK, AND MECHANICAL TUBING, LOW ALLOY, PREMIUM QUALITY
300M機(jī)械性能
熱處理 | 最小值 | 最大值 | 近似值 | 備注 |
---|---|---|---|---|
mechanical tubing a - 面積 > 930 cm^2 Heat treated | 1586 | |||
mechanical tubing a - 面積 ≤ 645 cm^2 Heat treated | 1586 | |||
mechanical tubing 645 < a - 面積 ≤ 930 cm^2 Heat treated | 1586 | |||
mechanical tubing Heat treated | 1586 |
熱處理 | 最小值 | 最大值 | 近似值 | 備注 |
---|---|---|---|---|
mechanical tubing a - 面積 > 930 cm^2 Heat treated | 1931 | |||
mechanical tubing a - 面積 ≤ 645 cm^2 Heat treated | 1931 | |||
mechanical tubing 645 < a - 面積 ≤ 930 cm^2 Heat treated | 1931 | |||
mechanical tubing Heat treated | 1931 |
熱處理 | 最小值 | 最大值 | 近似值 | 備注 |
---|
熱處理 | 最小值 | 最大值 | 近似值 | 備注 |
---|---|---|---|---|
mechanical tubing a - 面積 > 930 cm^2 Heat treated | 4 | |||
mechanical tubing a - 面積 ≤ 645 cm^2 Heat treated | 6 | |||
mechanical tubing 645 < a - 面積 ≤ 930 cm^2 Heat treated | 5 | |||
mechanical tubing Heat treated | 7 |
熱處理 | 最小值 | 最大值 | 近似值 | 備注 |
---|---|---|---|---|
mechanical tubing a - 面積 > 930 cm^2 Heat treated | 15 | |||
mechanical tubing a - 面積 ≤ 645 cm^2 Heat treated | 25 | |||
mechanical tubing 645 < a - 面積 ≤ 930 cm^2 Heat treated | 20 | |||
mechanical tubing Heat treated | 25 |
熱處理 | Type | 最小值 | 最大值 | 近似值 | 備注 |
---|---|---|---|---|---|
鋼管, 退火 | HR | 99 | Hardened 1038℃ | ||
棒材, 鍛坯, 退火 | HR | 27 |
300M MILITARY SPECIFICATION: STEEL BAR, REFORGING STOCK, AND MECHANICAL TUBING, LOW ALLOY, PREMIUM QUALITY
300M產(chǎn)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(qiáng)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(xì)管
- 電渣錠