牌號 | X4CrNi18-12 |
1.4303 | |
對應(yīng)標準 | NF EN 10269-1999
用于高溫或低溫條件下的緊固件用鋼及鎳合金 |
歸類 | 奧氏體不銹鋼 |
密度 | 7.9 g/cm3 |
Material designation | Heat treatment condition | Diameter d mm | Minimum 0.2%-proof strength Rp0.2 in MPa at a temperature (in°C) of: | |||||||||||||
Name | Number | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | ||
X4CrNi18-12 | 1.4303 | +AT | d≤160 | 177 | 155 | 140 | 127 | 118 | 110 | 104 | 98 | 95 | 92 | 90 | - | - |
Material designation | Heat treatment condition | Diameter d mm | Minimum tensile strength Rm in MPa at a temperature (in°C) of: | |||||||||||||
Name | Number | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | ||
X4CrNi18-12 | 1.4303 | +AT | d≤160 | 480 | 450 | 420 | 400 | 390 | 380 | 380 | 380 | 375 | 360 | 335 | 300 | - |
Material designation | Heat treatment condition | Diameter d mm | Minimum fracture energy in shock bending (in J) (ISO-V specimens) at a temperature (in ℃) of: | ||||||||||||||||
Name | Number | -270 | -196 | -160 | -140 | -120 | -110 | -100 | -90 | -80 | -70 | -60 | -50 | -40 | -20 | 0 | +20 | ||
X4CrNi18-12 | 1.4303 | +AT | d≤160 | - | 60 | - | - | - | - | - | - | - | - | - | - | - | - | - | 100 |
+C700 | d≤35 | - | 50 | - | - | - | - | - | - | - | - | - | - | - | - | - | 80 |
Material designation | Heat treatment condition | Normalizing,quenching or solution annealing temperature °C | Type of cooling① | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
X4CrNi18-12 | 1.4303 | +AT | 1000 to 1100 | w,a② | - |
◎ 根據(jù)原件相關(guān)規(guī)定都陵,如果允許矯直后消除應(yīng)力蒂鹏,應(yīng)選擇消除應(yīng)力的溫度,以獲得規(guī)定的性能胆褪。 | |||||
① a=air; o=oil; w=water | |||||
② 快速冷卻 |
各溫度°C時靜態(tài)彈性模量 | 20°C與各溫度間熱膨脹系數(shù) | 熱導率 | 比熱容 | 電阻率 | |||||||||||||
20 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 100°C | 200°C | 300°C | 400°C | 500°C | 600°C | 20°C | 20°C | 20°C |
GPa | 10-6 K-1 | W/m.K | J/kg.K | Ω.mm2/m | |||||||||||||
200 | 194 | 186 | 179 | 172 | 165 | - | - | - | 16 | 16.5 | 17 | 17.5 | 18 | n.a. | 15 | 500 | 0.73 |
n.a.: no values available |