国产超薄丝袜脚交视频_亚洲国产精品嫩草久久_人妻Aⅴ无码专区_亚洲曰本大成网站mmm_一级黄色成人毛片_亚洲日韩手机在线专区_国产av日韩网站_自拍中文精品无码_午夜少妇性开放视频_日本亲近相奷中文字幕

Logo

產(chǎn)品中心

Electrothermal alloy

Cr20Ni35

質(zhì)量穩(wěn)定：實行全過程質(zhì)量監(jiān)控，細(xì)致入微，全方位檢測

價格合理：高效內(nèi)部成本控制，減少開支，讓利客戶

發(fā)貨快捷：先進(jìn)生產(chǎn)流水線，充足的備貨，縮短了交貨期

  • {photo.msbox}

Cr20ni35 (executive standard GB / t1234-2012)

Chemical composition of cr20ni35:

*37329%*38124;*30967*30827;*38221;*38109*30899*38192;*3078938081;
Cr20Ni35.(a)18
td>34
td>
1.020313;
(c)210.0200.01537--081.03.037327;

Physical properties of cr20ni35:

density7.9 g/cm3resistivity（20℃）1.04 μΩ·m
melting point1368-1405℃ thermal conductivity13 W/（m·K）

Mechanical properties of cr20ni35 alloy in solution state at room temperature:

Alloy statetensile strengthσb (Mpa)ElongationA5 %
Cr20Ni35≥650≥25

This alloy has the following properties:

35ni-20cr has high content of nickel and chromium, high content of silicon, good oxidation resistance, thermal strength and high positive temperature coefficient below 800 ℃. At room temperature, it has high plasticity, cold stamping and welding properties. The alloy is single-phase austenite after solution treatment, and its structure is stable in use.

Metallographic structure of cr20ni35:

Cr20ni35 alloy is single-phase austenite structure

Cr20ni35 is applied in the following fields:

1. As a heating element, it is mainly used for periodic heat treatment furnace with temperature below 800 ℃, such as crawler heating device, tempering furnace, etc

2. Electric heating wire for electric heating pipe and household electric heater

3. Resistance tape for high quality resistance box

Products of our company:

Wire, wire, flat strip forming, furnace bar, strip, forging bar, hot rolling bar, cold and hot plate, tube, machining finished product


相關(guān)產(chǎn)品