customized 302 350 454 lbs valve springs

Overview
Quick Details
Place of Origin:
Zhejiang, China (Mainland)
Style:
Coil
Load Type:
Compression
Material:
Steel
Usage:
Automobile;Auto;Car
Application:
valve springs
Weight:
Approximately 31g
Steel Standard:
RoHS
Surface Treatment:
black oxide
End Treatment:
close and ground flat
Salt Spray Test:
48 hours available
QC report:
Material report, Sample report, Bulk report
HS CODE:
7320.9090
Quality Guarantee:
ISO9001, TS/16949, ROHS
Standard Carton Size:
23*23*31/cm

Supply Ability
Supply Ability:
1000000 Piece/Pieces per Month FOB, CNF, Express Available
Packaging & Delivery
Packaging Details
Inner Packaging: Transparent OPP Bags;
Outer Packaging: export Cartons (23*23*31/cm).
Shipping packaging: wooden cases
Port
Ningbo or Shanghai
Lead Time :
Quantity(Pieces) 1 – 30000 >30000
Est. Time(day) 35 To be negotiated

Product Description

 customized 302 350 454 lbs valve springs

 

Material RoHS carbon spring steel
Specification Φ2mm
End Type close and ground flat
Surface Treatment black oxide
Function Tractor engine valve
Material Option

Stainless steel:

SUS301(1.4310), SUS302(1.4307), SUS304, SUS316, SUS631(17-7ph), X-750
Carbon steel: SWC-72A,SWC-65Mn, 82B, 60Si2Mn, 55CrSi(55SiCr),SAE1070,

SWPB(Music wire), EN10270-1 SH, DIN 17223, ASTM-A228 .etc
Copper/Brass: Brass(CuZn36,CuZn40),copper(C1100), phosphor bronze  copper(CuSn6), beryllium bronze copper,enamelled wire .etc
Alloy: titanium alloy etc.

Surface finish option  Prevent Rust oil, Black-dyeing, Paint drying, electrophoresis, Electroplating, zinc plating, Nickel plating, chrome plating, galvanization, passivation, ultrasonic washing, phosphorization, dacromet, teflon coating,environmental protection plating with ROHS test, salt spray test etc
Application Auto Motive Springs: Aviation,automotive, motorbike, bicycle.Industrial Precision Springs: automatic equipment springs, medical machine springs , toy springs, mold and  other industrial springs.Electrical & Home Appliance Springs: household appliance, circuit board, computer, instrument, furniture, telecommunication, electric tools, etc.
Advantage 1. Drawings-Guide production Management for all the compression spring, extension spring, torsion spring, wire forms, snap springs .2. Raw Material ROHS certification3. Stable Supplying Chain & Sales Scale4. Famous Brand Certificate in the district Wenzhou

5. Above all, great wish to cooperate with client

Factory Equipment CNC spring formers, tempering furnace, ends grinder, shot-blasting, lathes ,millers, punches etc.
Testing Machines Projector, digital hardness tester, digital torsion strength tester. digital tension and compression strength tester. elasticity tester. life tester , salt spray test machine etc.
Quality Control

1. PPAP.APQP,SPC,FMEA,MSA  quality management.

2. Tolerance control : DIN, JIS Standard.

3. Raw Material: all material can have ROHS certification

4. Production Procedure: 7 times Inspection before delivery, Welcome Quality inspection from your side before delivery.

5. Traceable management throughout all process from raw material to customers.

Certification ISO9001,TS16949, ROHS

 

 

ATTN: Read This Before Buying 

A. Due to the internet and computer display solutions. The actual products may differ from

the pictures. Please contact our salesmen for further assistance.

B. All the extension springs, compression springs, torsion springs, wire firms can be made in customized demands.

C. We appreciate Drawing-Guide Production, Please send us spring drawing as possible as you can when you inquiry.

D. We appreciate your inquiries and you are welcome all the time!