YELLOW STEEL HNBR expansion joints for petroleum based products, DIN EN fuels up to 50 % aromatic content, cooling water with oily anticorrosion additives, lubrication and hydraulic oil, seawater. Very good aging, weathering and ozone resistance. Temperature ( depending on medium ) range - 35° C up to + 100° C,

temporarily up to + 120° C. Fire resistant to ISO 15540 up 30 min. at + 800° C. Electrically dissipative.

Liner : HNBR ( nitrile ), seamless, high abrasion resistant

Reinforcement : Steel wire cord

Cover : Chloroprene CR

Marking : Yellow-blue-yellow bands, ERV DN .., PN .., production date Flanges 1) : Swiveling, DIN PN 10 / 16, carbon steel, zinc plated

应用范围： 

可用于芳香族含量达50%的石油类产品、含油性防腐添加剂的冷却水，润滑油和液压油，海水。耐老化，使用寿命长。符合 ISO 15540 (形式认可)的防火标准。

膨胀节结构:  

内层: HNBR合成橡胶，高耐磨。

增强层：钢丝帘线增强。

外层: CR合成橡胶；带2根黄色中间1根蓝色环。

适用温度: -35 to 100℃（短时间使用可达120度）

适用标准及认证：ISO 15540 (形式认可)的防火标准

其他：也可定制成可耐真空的膨胀节。

附注：具体膨胀节长度，轴向压缩，轴向拉伸，横向位移，偏转角度请咨询我司。