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Dongguan Chiyuan Precision Mechanical Technologies Co., Ltd.

Country/Region:china

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China AISI 4340 • JIS SNCM439 • DIN 1.6563 Steel Round Bar and Sheet On Stock wholesale

AISI 4340 • JIS SNCM439 • DIN 1.6563 Steel Round Bar and Sheet On Stock

Name: AISI 4340 JIS SNCM439 DIN 16563 Steel Round Bar and Sheet On Stock
Brand: Songshun Steel
Price: 1 USD

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Brand Name :Songshun Steel

Model Number :AISI 4340 / JIS SNCM439 / DIN 1.6563

Certification :ISO: 9001

Place of Origin :China Mainland

MOQ :No Requirement

Price :According to your order

Payment Terms :L/C, D/A, D/P, T/T, Western Union

Delivery Time :About 15 days

Shape :Round Bar/Sheet

Heat treatment :Annealing/Q+T

Tolerance of Size :-/+5mm

Process Flow :EAF+LF+VD+ESR

Temperings :530-560℃

Delivery condition :black surface

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AISI 4340 steel is high hardenability steel. Its hardenability is the best in the stand of AISI. It has high strength, toughness. In the over high temperature, its stability also at a good level.

The stand grade of it in different countries:

GB: 40CrNiMoA
DIN: 36CrNiMo4
NF: 40NCD3
JIS: SNCM439
BS: 816M40
AISI/ASTM4340

4340 Steel Chemical Composition:

Carbon: 0.38%-0.43%
Silicon: 0.15%-0.35%
Manganese: 0.60%-0.80%
Sulfur: ≤0.040%
Phosphorus: ≤0.035%
Chromium: 0.70%-0.90%
Nickel: 1.65%-2.00%
Molybdenum: 0.20%-0.30%

4340 Steel Properties:

Tensile strength: ≥100MPa
Yield strength: ≥85MPa

4340 Steel Application:

It is good material for the axle of the big machine with high requirement of high strength and toughness. And it will be a good material for high stand fittings after the low-temperature tempering or quenching.

As a professional 4340 steel supplier in China, we always waiting for you.

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