Structural Feature Short 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...
Overview
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.
Product Range
End Connection: RF,RTJ
Nominal diameter: 2"~24" (DN15~DN200)
Pressure range: Class150~900(PN16~PN150)
Working temperature: -196℃~+560℃
Body material: carbon steel, stainless steel, alloy steel, bronze
Materials of parts
Parts No. | Parts Name | Materials |
1 | Body | ASTM A216-WCB、ASTM A351-CF8、CF8M、CF8C、CF3、CF3M |
2 | Disc | ASTM A216-WCB、ASTM A351-CF8、CF8M、CF8C、CF3、CF3M |
3 | Pivot | ASTM A182、ASTM A182 F22、ASTM A182 F304 、F316、F321、F304L、F316L |
4 | Spring | AISI 9260、AISI 6150、 ASTM A182-F304、F316、F321/ F304L、F316L |
