上海蒙鎳特種合金有限公司為您提供cr20ni80/uns no60031.5-2.0鋼帶現(xiàn)貨--蒙鎳合金銷(xiāo)售部。cr20ni80/uns no60031.5-2.0鋼帶現(xiàn)貨--蒙鎳合金銷(xiāo)售部
cr20ni80/2.4869/uns n06003/nicr8020/nicr20電阻電熱合金
cr20ni80是電阻電熱合金,此類(lèi)合金組織穩(wěn)定,電氣物理性穩(wěn)定、高溫力學(xué)好,冷變形塑性好,焊接性好,長(zhǎng)期使用不會(huì)產(chǎn)生脆性斷裂。多用于制造家用電器和工作溫度在1000℃以下的加熱元件,使用---。
執(zhí)行標(biāo)準(zhǔn)gb/t1234-2012
c ≤0.08%;
mn ≤0.6%;
p ≤0.02%;
s ≤0.015%;
si:0.75-1.60%;
cr:20.0-23.0%;
ni:余量。
fe ≤ 1.0%
al≤ 0.5%
元件---使用溫度 1200℃
快速壽命:不小于80h
熔點(diǎn) 1400℃
密度 8.4克/立方厘米
電阻率:軟態(tài)絲材
公稱(chēng)直徑<0.50mm 1.09±0.05μω m (20℃)
公稱(chēng)直徑0.50~3.00mm 1.13±0.05μω m (20℃)
公稱(chēng)直徑>3.00mm 1.14±0.05μω m (20℃)
軟態(tài)帶材
合金帶厚度≤0.80mm 1.09±0.05μω m (20℃)
合金帶厚度>0.80~3.00mm 1.13±0.05μω m (20℃)
合金帶厚度>3.00mm 1.14±0.05μω m (20℃)
比熱容 0.46j/g.k)
延伸率 ***20
抗拉強(qiáng)度:不小于650 rm/mpa
導(dǎo)熱系數(shù): 15 w/(m.k) (20℃)
線脹系數(shù) 18
顯微組織 奧氏體
磁性 無(wú)
cr20ni80/2.4869 /uns n06003/nicr8020/nicr20 resistance electrothermal alloy
cr20ni80 is a resistance electrothermal alloy, this kind of alloy has stable structure, stable electrical&physical properties, good mechanical properties at high temperature, good cold deformation plasticity, good weldability, long-term use will not produce brittle fracture. it is mainly used for manufacturing household appliances&heating elements whose working temperature is below 1000℃, with long service life. because of the high nickel content, the price is higher.
implement standard gb/t1234-2012
the chemical co-ition is:
c 0.08%/less;
mn 0.6%/less;
p 0.02%/less;
s 0.015%/less;
si: 0.75 1.60%;
cr: 20.0 23.0%;
ni: margin.
fe 1.0%/less
al 0.5%/less
the maximum operating temperature of components is 1200℃
fast life: not less than 80h
melting point is 1400 ℃
density 8.4 g/cc
resistivity: soft silk
nominal diameter <0.50mm 1.09±0.05μ ω m (20℃)
nominal diameter 0.50 ~ 3.00mm 1.13±0.05μ ω m (20℃)
nominal diameter >3.00mm 1.14±0.05μ ω m
soft state strip
thickness ≤0.80mm 1.09±0.05μ ω m (20℃)
1.13±0.05μ ω m (20℃)
1.14±0.05μ ω m (20℃)
specific heat capacity 0.46j/ (g.k)
elongation of 20/higher
tensile strength: not less than 650 rm/mpa
thermal conductivity: 15 w/(m.k) (20℃)
linear expansion coefficient 18
microstructure austenite
---ic
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推薦關(guān)鍵詞:
鈷基合金,
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高溫合金,
特種不銹鋼,
精密合金