主要零件和材质 Main parts and materials

产品结构特点 Construction features

       1、符合国内外先进标准的要求，密封可靠，性能优良，造型美观。

       2、闸板、阀座密封面用铁基合金堆焊或司太立（stellite）钴基硬质合金堆焊而成， 耐磨、耐高温、耐腐蚀、抗擦伤性能好、使用寿命长。

       3、采用楔式弹性闸板结构，中大口径设置滚动轴承，开关灵活，启闭轻松。

       4、阀杆经调质及表面氮化处理，有良好的抗腐蚀性，抗擦伤性和耐磨性。

       5、可采用各种配管法兰标准及法兰密封面型式，满足各种工程需要及用户要求。

       6、阀体材料品种齐全，填料、垫片可根据实际工况或用户要求合理选配，能适用 于各种压力、温度及介质工况。

1. Meet the requirements of advanced standards at home and abroad, the sealing is reliable, the performance is excellent, the shape is beautiful.

2. The sealing surface of the gate and seat is made of iron base alloy surfacing or stellite (stellite) cobalt base hard alloy. It is wear-resistant, high temperature,corrosion resistant, good abrasion resistance and long service life.

3. Using wedge-type elastic gate structure, the middle and large diameter has the rolling bearing, the switch is flexible, and the opening and closing is easy.

4. The valve rod is treated with the adjustment and surface nitrification. It has good corrosion resistance, abrasion resistance and abrasion resistance.

5. Various piping flange standard and flange sealing cover type can be used to meet all engineering needs and user requirements.

6. The valve body material is complete, the packing and gasket can be selected according to the actual conditions or users, which can be applied to various pressure,temperature and medium conditions.

产品特征 Spericfications

适用介质：水、气、油品、天然气和酸碱腐蚀性介质

适用温度：-196~425℃

驱动方式：手动、气动、电动等

公称压力：1.0~10.0MPa

公称通径：DN50~1200mm

Applicable media: water, gas, oil, gas and acid and alkali corrosive medium

Applicable temperature: -196~425℃

Driver: manual, pneumatic, electric, etc

Nominal pressure: 1.0~10.0MPa

Nominal size: DN50~1200mm

技术规范 Technical specification

试验压力 Test prssure

闸阀结构长度和外接尺寸 Main connection dimensions