牌號(hào) | X4CrNi 18-12 |
德國(guó)W-Nr. | 1.4303 |
對(duì)應(yīng)標(biāo)準(zhǔn) | DIN EN 10269-2014
規(guī)定高溫和/或低溫性能的緊固件用鋼和鎳合金 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
歸類(lèi) | 奧氏體不銹鋼 |
性能 | 強(qiáng)度 耐腐蝕 |
說(shuō)明 | 該牌號(hào)(抗拉強(qiáng)度大于等于700MPa)是制造DIN 6921 - 1983 六角頭法蘭螺栓的材料之一 —本歐洲標(biāo)準(zhǔn)規(guī)定了非合金和合金(包括不銹鋼)鋼和鎳合金制成的在高溫和/或低溫下具有指定性能的緊固件的半成品马前、棒材的要求艇纺。 —本標(biāo)準(zhǔn)的要求也適用于成品緊固件 —EN 10021中的一般交貨技術(shù)條件也適用于按照本標(biāo)準(zhǔn)提供的產(chǎn)品。 |
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 impact energy KV2inJ(ISO-V test piece) at a test temperature in°C 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 symbol | Normalizing,quenching or solution annealing temperature °C | Type of cooling | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
X4CrNi 18-12 | 1.4303 | +AT | 1000 to 1100 | a,w | - |
a-air w-water
各溫度°C時(shí)靜態(tài)彈性模量 | 20°C與各溫度間熱膨脹系數(shù) | 熱導(dǎo)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 |