Product Brief Description
Globe valve bellow seal acc to DIN is applicapable to the cutting and connection of pipelines medium used in various industries such as petroleum,chemical industry,industry,pharmacy,chemical fertilizer,eletric power industry etc under norminal pressure of PN 1.6-4.0Mpa and working temperature of -20°C-350°C.Product Feature
1.Suitable temp:-20°C-350°C.
2.Suitable medium:water,steam,oil.
3.This product has logical structure,reliable seat,excellernt performance and nice design.
4.The seal surface is build-up welding with Co hard alloy,which is attrition-resistant,corrosion-resistant and friction-resistant.
5.The stem quenched and tempered,and its surface is treated by nitriding treatment,thus it has good corrosion-resistant and friction-resistant.
6.The stem may show the position of lift,thus it is clearer.
7.The part material,flange and butt weld and dimension may be selected according to current operating condition and users'requirement,so that meeting the requirements of virous engineering.Product Specification/Models
Valve design manufacturing standard:DIN3356-82.
Structure length standard:DIN3202.
Flange standard:DIN2543-DIN2546.
Valve pressure testing standard:DIN3230-75.Application
Power station,natural gas,ammonia,refrigeratesystematic,hot water.