标准:
GB / T 18984-2003
kegunaan:
berkenaan -45〜-100℃PADA卡帕尔tekanan苏沪rendah丹苏沪rendah PAIP penukar哈巴。
主要GRED keluli pengeluaran:
09DG,16MnDG
Mekanikal tingkah laku:
GRED |
RM(兆帕) |
REL(兆帕) |
一种 (%) |
Ujian科三 |
|
T(℃) |
KV(J) |
||||
16MnDG |
490〜665 |
≥315 |
≥30 |
-45 |
≥34 |
10MnDG |
400 |
≥240 |
≥35 |
-45 |
≥34 |
09D |
385 |
≥240 |
≥35 |
-45 |
≥47 |
09Mn2VDG |
450 |
≥300 |
≥30 |
-70 |
≥47 |
komposisi基米亚:
GRED |
C |
硅 |
MN |
P |
小号 |
V |
16MnDG |
0.12〜0.20 |
0.20〜0.55 |
1.20〜1.60 |
≤0.025 |
≤0.025 |
≤0.03 |
10MnDG | ≤0.13 | 0.17〜0.37 | ≤1.35 | ≤0.025 | ≤0.025 | ≤0.07 |
09D | ≤0.12 | 0.17〜0.37 | 0.95〜1.35 | ≤0.025 | ≤0.025 | ≤0.07 |
09Mn2VDG | ≤0.12 | 0.17〜0.37 | ≤1.85 | ≤0.025 | ≤0.025 | ≤0.12 |