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歡迎來到江油市龍海特鋼有限公司

300M

300M

300M,

300M數據表下載

300M化學成分 - 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標準規范

  • MIL S 8844D - MILITARY SPECIFICATION: STEEL BAR, REFORGING STOCK, AND MECHANICAL TUBING, LOW ALLOY, PREMIUM QUALITY

300M機械性能

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產品形態


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