The valve spring determines the normal operation of many check valves, relief valves, safety valves, and various other valves. The spring determines the opening pressure, the stroke of the disc, and the stability of the seal in the closed state. Selection of good quality GB/T24588-2009 stainless steel spring steel wire, high temperature spring alloy wire, oil quenching and tempering alloy spring steel wire 50CrVA, 55CrSiA, 60Si2MnA, piano steel wire, T9A, to strictly ensure good service life, stability, corrosion performance, high temperature performance and other requirements of the spring.
DVT Spring is a spring manufacturer that produces many kinds of micro precision springs, mainly hardware springs, stamping parts springs, auto parts springs, valve springs.
Item | Original manufacturer large diameter iron stainless steel carbon steel diaphragm spring valve spring |
Wire diameter | 0.1~20 mm |
I.D | >=0.1 mm |
O.D | >=0.5 mm |
Free length | >=0.5 mm |
Total Coils | >=3 |
Active coils | >=1 |
Material | SS302(AISI302)/ SS304(AISI304)/ SS316(AISI316)/SS301(AISI301) |
SS631/65Mn(AISI1066)/60Si2Mn(HD2600)/55CrSiA(HD1550)/ | |
Music wire/C17200/C64200, Etc | |
Wire diameter | 0.1~20 mm |
Ends | Close and ground, close and square, double close end, open ends |
Finish | Zinc plating, Nickel plating, Anodic oxidation,Black oxided,Electrophoresis |
Power coating, Gold plating, Silver plating, Tin plating, Paint,Chorme, Phosphate | |
Dacromet,Oil coating, Copper plating, Sand blasting, Passivation, Polishing,Etc | |
Appliction | Auto,Micro,Hardware,Furniture,Bicycle,Industrial,ect. |
Package | 1.PE bag inside, carton outside/Pallet. |
2.Other packages: Wooden box, individual packaging, tray packaging,tape & reel packaging etc. | |
3.Per our customer’s need. |