| Grade : | X40Cr14 彈簧用不銹鋼帶 | ||||
| Number: | X39Cr13 | ||||
| Classification: | 馬氏體不銹鋼 | ||||
| Density: | 7.7 g/cm 3 | ||||
| Standard: | EN 10088-2:2005不銹鋼。通用耐腐蝕鋼片/板和帶材交貨技術(shù)條件 | ||||
| EN 10088-3:2005不銹鋼。一般用途耐腐蝕鋼的半成品、棒材、線材、型材和光亮產(chǎn)品的交貨技術(shù)條件 | |||||
| EN 10151:2003彈簧用不銹鋼帶。技術(shù)交付條件 | |||||
| EN 10088-1:2005不銹鋼。不銹鋼清單 | |||||
| Equivalent grades: | |||||
| Chemical comb % of steel X39Cr13 (X40Cr14 ): EN 10088-2-2005 | |||||
| 在詢問和訂購時(shí)可能會(huì)商定更嚴(yán)格的碳排放范圍 | |||||
| 特定的硫含量范圍可以改善特定的財(cái)產(chǎn)。對于可加工性，建議并允許將硫含量控制在0.015%至0.030%之間。對于可焊性，建議并允許將硫含量控制在0.008%至0.030%之間。對于可極化性，建議將硫含量控制在最大0.015%。 | |||||
| 未經(jīng)買方同意，不得故意將本表中未列出的元素添加到鋼材中，除非對鑄件進(jìn)行精加工 | |||||
| C | Si | Mn | P | S | Cr |
| 0.36 - 0.42 | max 1 | max 1 | max 0.04 | max 0.015 | 12.5 - 14.5 |
| Mechanical properties of steel X39Cr13 (X40Cr14 ) | |||||
| Rm - Tensile strength (MPa) (+A) | 760 | ||||
| Rm - Tensile strength (MPa) (+QT800) | 800-1000 | ||||
| Rp0.2 0.2% proof strength (MPa) +QT800 | 650 | ||||
| KV - Impact energy (J) longitud., | +20° | ||||
| 12 | |||||
| A - Min. elongation at fracture (%) (+A) | 12 | ||||
| Vickers hardness ( HV): (+A) | 200 - 250 | ||||
| Vickers hardness ( HV): (+QT) | 520 - 560 | ||||
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