Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
Verified Supplier
1 Years
nanjing
Since 2006
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DIN 2093 Disc Spring
Single Turn Wave Spring
DIN 6796 Washer
Disc Spring
Helical Spring
High Torque Disc Spring
Wave Spring
Compression Spring
Slotted Disc Springs
Serrated Safety Washer
Bearing Disc Spring
Clutch Spring
Mould Spring
Valve Spring Washer
Retaining Ring
Annular Spring
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DIN 2093 Disc Spring

 (53)

Single Turn Wave Spring

 (15)

DIN 6796 Washer

 (12)

Disc Spring

 (10)

Helical Spring

 (14)

High Torque Disc Spring

 (6)

Wave Spring

 (30)

Compression Spring

 (14)

Slotted Disc Springs

 (6)

Serrated Safety Washer

 (3)

Bearing Disc Spring

 (22)

Clutch Spring

 (3)

Mould Spring

 (6)

Valve Spring Washer

 (8)

Retaining Ring

 (4)

Annular Spring

 (4)

Why Can We Always Ensure Excellent Quality

Quality Control

  • SUNZO has it’s own researching and development team and test center, has participate in rule-making of the latest national industry standards and the international ISO standards for disc springs.
  • SUNZO has passed certificate including: ISO 9001,IATF 16949,ISO14001,ISO45001, and has got more than 40 patent of inventions.
  • Owns core competitiveness, has a full set of industrial chain from key materials to key equipment and produce quality products.
  • SUNZO has a beautiful working environment and full set of production equipment, has an area of 60 mu, own several production lines researched independently.

Certification

Jiangsu Sunzo Spring Elasticity Technology Co., Ltd Certifications
Standard: CE
Number: No. DPWD/2474/02/KE/26
Issue Date: 2026-04-02
Expiry Date: 2031-04-01
Scope/Range: his verification was carried out on a voluntary, based on the above-mentioned product document. The verification activities were
Issued By: Intercert Global Sp. z o.o.
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