parabolic spring 273325 for VOLVO - 273325
1.material: SUP11A, 2.WidthxThicness: 90x35, 3.the sizes: 1850/920/930 - details see: https://www.vehicleto.com/parabolic-spring-273325-for-volvo-10048234
Type: Leaf Spring | Material: Steel | Truck Model: VOLVO | OEM No.: 273325 |
Place of Origin: Chongqing China (Mainland) | Brand Name: YUDIAN, SHANXIA | Model Number: 273325 | Certificate: ISO/TS16949:2009 |
Parabolic springs are made as follows:
1.Shearing of flat bar
2.Parabolic Rolling
3.Center hole punching / Drilling
4.End Heating process forming (hot & cold process)
a. Eye Forming / Wrapper Forming
b. Diamond cutting / end trimming / width cutting / end tapering
c. End punching / end grooving / end bending / end forging / eye grinding
d. Center hole punching / Drilling / nibbing
5.Heat Treatment
a. Heating
b. Camber forming
c. Quenching
d. Tempering
6.Surface preparation
a. sand blasting
b. Painting
7.Eye bush preparation process
a. Eye reaming / eye boring
b. Bush insertion
c. Bush reaming
8.Assemble
a. Presetting & load testing
b. Paint touch-up
c. Marking & packing
Packaging Detail:steel pallet |
Delivery Detail:30 days generally |