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Romania STAS/SR Structure Steel OL44.4,及該型號(hào)鋼材的基本信息、化學(xué)元素成分、機(jī)械性能、力學(xué)性能、熱處理溫度、同等型號(hào)參照表等。
Romania STAS/SR Structure Steel OL44.4,及該型號(hào)鋼材的基本信息、化學(xué)元素成分、機(jī)械性能、力學(xué)性能、熱處理溫度、同等型號(hào)參照表等。
分類 | 種類 | 型號(hào) | 標(biāo)準(zhǔn) | 國(guó)家 | 應(yīng)用 |
---|---|---|---|---|---|
Steel Grades | OL44.4 | STAS/SR | Romania | Structural steel |
元素名稱 | 含量比例值 |
---|---|
C | 0.20 |
Si | 0.50 |
Mn | 1.10 |
P | 0.040 |
S | 0.040 |
Cr | 0.30 |
Ni | 0.30 |
屈服強(qiáng)度Rp0.2(MPa) | 抗拉強(qiáng)度Rm(MPa) | 沖擊率 | 伸長(zhǎng)率 | 斷面收縮率 | 熱處理狀態(tài) | 布氏硬度(HBW) |
---|---|---|---|---|---|---|
485 (≥) | 826 (≥) | 23 | 24 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 441 |
溫度 | 彈性模量 | 系數(shù) | 熱導(dǎo)率 | 比熱容量 | 比電阻率 | 密度 | 加權(quán)系數(shù) |
---|---|---|---|---|---|---|---|
31 | - | - | 0.11 | - | |||
575 | 753 | - | 23.3 | 433 | - | ||
346 | - | 13 | 43.2 | 144 | 333 |
熱處理溫度區(qū)間 |
---|
Heat treated : 1277°C - 1587°C |
型號(hào) | 標(biāo)準(zhǔn) | 國(guó)家 | 應(yīng)用 |
---|---|---|---|
OL44.2 | STAS/SR | Romania | Structural steel |
OL44.3 | STAS/SR | Romania | Structural steel |
OL44.4 | STAS/SR | Romania | Structural steel |
Q345q E | China | Bridge structure with steel | |
Q345q C | China | Bridge structure with steel | |
4CrW2Si | China | Alloy tool steel - Impact resistance tool steel | |
Cr4W2MoV | China | Alloy tool steel - cold work steels | |
6W6Mo5Cr4V | China | Alloy tool steel - Impact resistance tool steel | |
5Cr4W5Mo2V | China | Alloy tool steel - hot-work die steel | |
4CrMnSiMoV | China | Alloy tool steel - hot-work die steel | |
4Cr3Mo3SiV | China | Alloy tool steel - hot-work die steel | |
4Cr5MoSiV | China | Alloy tool steel - hot-work die steel | |
4Cr5MoSiV1 | China | Alloy tool steel - hot-work die steel | |
4Cr5W2VSi | China | Alloy tool steel - hot-work die steel | |
SM45 | China | Plastic mould with flat steel | |
SM50 | China | Plastic mould with flat steel | |
SM4Cr5MoSiV | China | Plastic mould with flat steel | |
SM4Cr5MoSiV1 | China | Plastic mould with flat steel | |
SM4Cr13 | China | Plastic mould with flat steel | |
SM45A | China | Plastic mould with Hot-rolled steel plate |