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38CrMoAlA Nitrided Screw Barrel

38CrMoAlA Nitrided Screw Barrel Product Parameter Product Details 38CrMoAlA Nitrided Screw Barrel 38CrMoAl steel was treated by composite technology of laser hardening and nitriding, and then the microstructure and properties of the composite modified layer were investigated using X-ray...

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Product Details

38CrMoAlA Nitrided Screw Barrel


Product Parameter

38CrMoAlA Nitrided Screw Barrel

Nitrided steel


Nitride Case Depth

0.45 - 0.7mm

Nitride Hardness

HV850 – 1000

Screw Diameter



≤grade 2

Product Details

38CrMoAlA Nitrided Screw Barrel


38CrMoAl has high surface hardness, wear resistance and fatigue strength, and has good heat resistance and corrosion resistance, and low hardenability. It is used to make nitride parts with high wear resistance, high fatigue strength and considerable strength, and high dimensional accuracy after processing.

●Chemical composition:

Carbon C: 0.35~0.42

Silicon Si: 0.20 to 0.45

38CrMoAl alloy structural steel

38CrMoAl alloy structural steel

Manganese Mn: 0.30 to 0.60

Sulfur S: Allowable residual content ≤0.035

Phosphorus P: Allowable residual content ≤0.035

Chromium Cr: 1.35~1.65

Aluminum Al: 0.70~1.10

Nickel Ni: Allowable residual content ≤ 0.30

Copper Cu: Allowable residual content ≤ 0.30

Molybdenum Mo: 0.15~0.25

38CrMoAl density: 7.85g/cm3

Applications in Plastic Machinery


38CrMoAlA Nitrided Screw Barrel

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Q: How about your screw barrel quality compared to Machine suppliers?

A:  In fact, we have many   machine supplliers and agents buying screw barrel from us, the quality and   price are both competitive .

Q: How to make sure the screw barrel suitable for our machines?

A: We will give you assembly drawing for final confirmation.

Q: Delivery time?

A: 30 working days upon receipt of 30% deposit

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