Leaf Spring

Agya Auto strives to take forward Spring suspensions design and manufacturing. With 35 years of experience in manufacturing and 10 years of in-house designing, we are at the forefront in India's Leaf Spring industry. Through continuous improvement in manufacturing process and staying up to date with global leaf spring innovations, we are poised to become a one of the top most companies globally in this industry. Use of highest quality OEM guideline raw materials helps us stay true to the essence of top quality Leaf Springs. Agya continuously innovates to make progress in : Bullet points - Leaf spring weight & cost reduction optimising the value-weight ratio, enhance ride comfort and increasing spring working life and performance.

Making Commercial Vehicle Journeys Smooth and Reliable

parabolic-img

Parabolic Spring

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Multi-leaf

Multi Leaf Conventional

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Bogie Springs

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Trailer Spring

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Parabolic_Spring

Parabolic Spring

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Product Range & Specifications





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

50CrV4

0.47-0.55

0.70-1.10

0.035 Max

0.035 Max

0.15-0.40

0.25 Max

0.90-1.20

–

–

0.10-0.20

0.040 Max

–

–

51CrMoV4

0.48-0.56

0.70-1.10

0.030 Max

0.030 Max

0.15-0.40

0.25 Max

0.90-1.20

–

0.15-0.25

0.07-0.12

0.040 Max

–

–

51CrV4

0.48-0.55

0.020 Max

0.020 Max

0.020 Max

0.25-0.40

0.25 Max

0.95-1.20

0.20 Max

0.06 Max

0.10-0.20

0.015-0.040

–

–

55Cr3

0.50-0.60

0.035 Max

0.035 Max

0.035 Max

0.10-0.35

0.25 Max

0.60-0.80

–

–

–

0.040 Max

–

–

60Si7

0.55-0.65

0.80-1.00

0.025 Max

0.025 Max

1.50-2.00

0.25 Max

0.25 Max

–

–

–

–

Multi Leaf Conventional

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Multi_Leaf_Conventional

Product Range & Specifications





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

SUP9

0.52-0.60

0.65-0.95

0.035 Max

0.035 Max

0.15-0.35

0.15 Max

0.65-0.95

–

–

–

–

–

–

SUP9A

0.56-0.64

0.65-0.95

0.035 Max

0.035 Max

0.15-0.35

0.25 Max

0.70-1.00

–

–

–

0.040 Max

–

–

SUP9N

0.56-0.60

0.80-1.00

0.030 Max

0.030 Max

0.15-0.35

0.25 Max

0.80-1.00

–

–

–

0.040 Max

–

–

SUP11A

0.56-0.64

0.70-1.00

0.035 Max

0.035 Max

0.15-0.35

–

0.70-1.00

–

–

–

–

0.0005 Min

–

Bogie_Spring

Bogie Spring

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Product Range & Specifications





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

SAE5160

0.56-0.64

0.75-1.00

0.035 Max

0.040 Max

0.15-0.30

–

0.70-0.90

–

–

–

–

–

–

SAE5160H

0.55-0.65

0.65-1.10

0.035 Max

0.035 Max

0.15-0.30

0.25 Max

0.60-1.00

–

–

–

0.040 Max

–

–

SAE51B60H

0.55-0.65

0.65-1.10

0.035 Max

0.040 Max

0.15-0.30

0.25 Max

0.60-1.00

–

–

–

0.040 Max

0.0005 Min

–

Trailer Spring

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Product Range & Specifications





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

EN45A

0.55-0.65

0.70-1.00

0.050 Max

0.050 Max

1.70-2.00

–

0.25 Max

–

–

–

–

–

–

Spring Steel Grades





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

50CrV4

0.47-0.55

0.70-1.10

0.035 Max

0.035 Max

0.15-0.40

0.25 Max

0.90-1.20

–

–

0.10-0.20

0.040 Max

–

–

51CrMoV4

0.48-0.56

0.70-1.10

0.030 Max

0.030 Max

0.15-0.40

0.25 Max

0.90-1.20

–

0.15-0.25

0.07-0.12

0.040 Max

–

–

51CrV4

0.48-0.55

0.020 Max

0.020 Max

0.020 Max

0.25-0.40

0.25 Max

0.95-1.20

0.20 Max

0.06 Max

0.10-0.20

0.015-0.040

–

–

55Cr3

0.50-0.60

0.035 Max

0.035 Max

0.035 Max

0.10-0.35

0.25 Max

0.60-0.80

–

–

–

0.040 Max

–

–

60Si7

0.55-0.65

0.80-1.00

0.025 Max

0.025 Max

1.50-2.00

0.25 Max

0.25 Max

–

–

–

–





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

SUP9

0.52-0.60

0.65-0.95

0.035 Max

0.035 Max

0.15-0.35

0.15 Max

0.65-0.95

–

–

–

–

–

–

SUP9A

0.56-0.64

0.65-0.95

0.035 Max

0.035 Max

0.15-0.35

0.25 Max

0.70-1.00

–

–

–

0.040 Max

–

–

SUP9N

0.56-0.60

0.80-1.00

0.030 Max

0.030 Max

0.15-0.35

0.25 Max

0.80-1.00

–

–

–

0.040 Max

–

–

SUP11A

0.56-0.64

0.70-1.00

0.035 Max

0.035 Max

0.15-0.35

–

0.70-1.00

–

–

–

–

0.0005 Min

–





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

SAE5160

0.56-0.64

0.75-1.00

0.035 Max

0.040 Max

0.15-0.30

–

0.70-0.90

–

–

–

–

–

–

SAE5160H

0.55-0.65

0.65-1.10

0.035 Max

0.035 Max

0.15-0.30

0.25 Max

0.60-1.00

–

–

–

0.040 Max

–

–

SAE51B60H

0.55-0.65

0.65-1.10

0.035 Max

0.040 Max

0.15-0.30

0.25 Max

0.60-1.00

–

–

–

0.040 Max

0.0005 Min

–





Grade


CHEMISTRY

C

Mn

P

S

Si

Cu

Cr

NI

Mo

V

Al

B

Nb

EN45A

0.55-0.65

0.70-1.00

0.050 Max

0.050 Max

1.70-2.00

–

0.25 Max

–

–

–

–

–

–

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