AISI4140 4317 4340 42CrMo4 Scm440 Alloy Steel Round Bar

Type: Alloy Steel Bar
Standard: AISI, ASTM, DIN, JIS, GB, BS
Composition: Ferrous Steel Scrap
Technique: Hot Rolled
Shape: Pipe
Surface Treatment: Polished
Samples:
US$ 5/Piece 1 Piece(Min.Order)
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Customization:
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Basic Info.

Model NO.
4340
Special Use
High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
Application
Pipe
Elongation
25
Strength
375-500
Poisson′s Ratio
0.25~0.33
Certificate
ISO SGS
OEM
Yes
Delivery Time
5~10 Working Days
Yield Strength
225
Transport Package
Woven Bag, Wooden Box
Specification
ISO SGS
Trademark
Taixie
Origin
Wuxi, Jiangsu
HS Code
7507120000
Production Capacity
10000tons/Y

Product Description

Product Description
Aisi4140 42CrMo4 scm440 alloy steel round bar

Main products: Steel round bar, steel square bar, steel flat bar

1. High fatigue strength and impact resistance after tempering

2. Good low-temperature impact toughness

3. No obvious temper brittleness

1. Basic information

1. Both end of each bar must be cut.
2. Ladle furnaced and vacuum de-gassed
3. Show Heat No. On each bar
4. Surface condition: The surface of the bar shall be free cracks, scar and wrinkles at affect the use of the billets. In case there is the above-mentioned defect. It shall be removed.
5. The mill test certificate shall show the chemical composition, and it is guranteed that the chemical composition shall be within the limit stipulated in contract.


2. Details
Gradeaisi4140 astm4140 sae4140 42CrMo,1.7225,scm440,42CrMo4
ProcessingEAF+LF+VD
Commoditysteel round bar/round steel bar/round bar steel
Techniquehot rolled
Diameter10-310mm
Lengthcanbe required to 3-12m
Sizes tolerancelength: +/-100mm,straightless:3mm/m
Application1) General service industries (petroleum, food, chemical, paper, fertilizer, Fabric, aviation and nuclear)
2) Fluid, gas and oil transport
3) Pressure and heat transmission
4) Construction and ornament
5) Boiler heat exchangers
Advantages of this material1) High fatigue strength and impact resistance after tempering
2) Good low-temperature impact toughness
3) No obvious temper brittleness
Quality Condition1): Straightness: 3mm/m (max)
2): Corner Radius: 3(max)
3): The ends will be end cut or gas cut
4): No cracks on the surface
Packing1): Paint oil on the surface to protect steel bars from rusting.
2): Bundle packing by Iron Strips.
3): Bundle weight is from 2mt to 3 mt.
4): Two or three tags will be attached on each bundle.
MOQ5 tons for each sizes

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Diamond Member Since 2016

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Manufacturer/Factory, Trading Company, Group Corporation
Management System Certification
ISO 9001, ISO 9000, ISO 20000, SA 8000, BS 25999-2, GAP
Export Year
2016-10-21