| Grade : | 305耐腐蝕鋼片/板和帶材 | ||||||
| Number: | X4CrNi18-12 | ||||||
| Classification: | 奧氏體不銹鋼 | ||||||
| Density: | 7.9 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 10269:1999具有規(guī)定高溫和/或低溫財產(chǎn)的緊固件用鋼和鎳合金 | |||||||
| EN 10263-5:2001冷鐓和冷擠壓用鋼條、棒材和線材。不銹鋼交貨技術(shù)條件 | |||||||
| EN 10088-1:2005不銹鋼。不銹鋼清單 | |||||||
| Equivalent grades: | |||||||
| Chemical comb % of steel X4CrNi18-12 (305 ): EN 10088-2-2005 | |||||||
| 特定的硫含量范圍可以改善特定的財產(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 | Ni | P | S | Cr | N |
| max 0.06 | max 1 | max 2 | 11月13日 | max 0.045 | max 0.015 | 17 - 19 | max 0.11 |
| Mechanical properties of steel X4CrNi18-12 (305 ) | |||||||
| Rm - Tensile strength (MPa) (+A) | 500-700 | ||||||
| Rm - Tensile strength (MPa) (+AT+C) | 770-800 | ||||||
| Rp0.2 0.2% proof strength (MPa) (+A) | 190-220 | ||||||
| KV - Impact energy (J) longitud., (+A) | +20° | ||||||
| 100 | |||||||
| KV - Impact energy (J) transverse, (+A) | +20° | ||||||
| 60 | |||||||
| A - Min. elongation at fracture (%) (+A) | 45 | ||||||
| Nominal diameter (mm): | 2 - 50 | ||||||
| Z - Reduction in cross section on fracture (%) | 60-65 | ||||||
| Brinell hardness (HB): (+A) | 215 | ||||||
