DVT Large Helical Spiral Heat Resistant Steel Heavy Duty Coil Compression Spring are open-coil helical springs, with a variety of cross-sections and forms for Auto applications. As they are compressed to a shorter height, they provide a force (push) to return the spring back to its normal height. They are available in many forms including standard, shaped wire, conical, and multi-wave. Manufactured to the highest quality and ready to ship, stock Compression Springs remove the hassle and difficulty in designing a part; Each spring is designed within proper stress levels and manufacturing limits. DVT is the source for all spring component needs with our Compression Springs that are pre-engineered to deliver high quality and reliable performance in various applications. Available in a multitude of materials and in varying sizes, spring rates, initial tension, and durability to provide a complete offering to meet different needs. With more than 17 years of spring engineering and design expertise, DVT is a trusted brand and supplier with extensive experience. Known for its large breadth and depth of products, DVT is available globally markets.
				
				
| 
 Item  | 
Large Helical Spiral Heat Resistant Steel Heavy Duty Coil Compression Spring | 
| 
 Wire diameter  | 
0.03~20 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 | |
| 
 Sample  | 
3-7 work days | 
| 
 Delivery  | 
7-15days | 
| 
 Warranty period  | 
One year | 
| 
 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. |