hort structural length,only 1/4~1/8 of that of traditional flanged check valve; Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve; Quick valve disc closedown,low water hammer pressure; Applicable for and easily installed for vertical or horizontal pipelines; Smooth flow passageway and small fluid resistance; Flexible action and good sealing performance; Narrow valve travel and small closedown impact; Integrated structure,simple and compact,in beautiful shape; Long service life and good reliability.
Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa-42.0 MPa, Class150-2500 and nominal diameter of DN15-1200mm, NPS1/2-48 and working temperature of -196-540℃ to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.
Nominal diameter: 1/2" - 8" (DN15 - DN200)
Pressure range: Class 150 - 900 (PN16 - PN150)
Working temperature: -196℃- 560℃
Body material: carbon steel, stainless steel, alloy steel, bronze
Non-slam principle of operation
Suitable for horizontal and vertical up flow
Good flow characteristic and less pressure drop