• JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
    Raian Ionescu
    Υλική ποιότητα πολύ υψηλή. πρέπει να συνεργαστούμε περισσότερο από 10 έτη. Ανταλλάσσουν τα είδη μερών υλικού χάλυβα. Όλο το υλικό ποιοτικό αγαθό. Αυτοί δασμός για όλη την υλική ποιότητα. Πλανίζουμε συνεχιζόμαστε συνεργαζόμαστε με τους στο μέλλον
Υπεύθυνος Επικοινωνίας : Gao
Τηλεφωνικό νούμερο : 18068357371
Whatsapp : +8618068357371

Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications

Ποσότητα παραγγελίας min 1 τόνος
Τιμή US $740-1,350 / Ton
Λεπτομέρειες
Εύρος διαμέτρου 16-600 mm Εύρος Μήκους 3000-6000 mm
Περιεκτικότητα σε άνθρακα 0,37-0,44% Περιεκτικότητα σε πυρίτιο 0,17-0,37%
Περιεκτικότητα σε μαγγάνιο 0,50-0,80% Περιεχόμενο φωσφόρου ≤0,025%
Περιεκτικότητα σε θείο ≤0,025% περιεκτικότητα σε χρώμιο 0,60-0,90%
Περιεχόμενο νικελίου 1,25-1,65% Περιεκτικότητα σε Μολυβδαίνιο 0,15-0,25%
Επεξεργασία Επιφανειών Αμεμπτος Πακέτο μεταφοράς ΞΥΛΙΝΟ ΚΟΥΤΙ
Παραγωγική ικανότητα 500 τόνοι Τύπος κράματος 40CrNiMoA
Κωδικός HS 7219340000
Επισημαίνω

Polished Surface Alloy Steel Round Bar

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High Tensile Strength 4340 Steel Round Bar

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Mold Steel Application 40CrNiMoA Steel Round Bar

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Περιγραφή προϊόντων
SNCM439 (SNCM8) Steel Round Bar - 40NiCrMo7 AISI 4340 40CrNiMoA Alloy
Hot rolled and forged 1.6582 4340 40CrNiMoA 34CrNiMo6 alloy steel rods designed for tool applications, offering exceptional strength and durability.
International Grade Equivalents
GBAISIDINJISENTOCTISO
40CrNiMoA43401.6582SNCM43941NiCrMo 7-3-240XH2MA (40XHMA)36CrNiMo4
Product Specifications
Product TypeDiameter/Thickness (mm)Width (mm)Length (mm)
Round Bar16-600/3000-6000
Plate16-200200-8003000-6000
Custom specifications available upon request.
Chemical Composition
GradeCSiMnPSCrNiMo
40CrNiMo0.37-0.44%0.17-0.37%0.50-0.80%≤0.025%≤0.025%0.60-0.90%1.25-1.65%0.15-0.25%
43400.38-0.430.15-0.350.60-0.80≤0.035≤0.0400.70-0.901.65-2.000.20-0.30
Key Features
  • Chromium molybdenum alloy steel construction
  • High strength and exceptional toughness
  • Excellent hardenability stability and anti-overheating properties
  • Superior high tensile strength with outstanding shock resistance
Typical Applications
  • Heavy machinery and high-load shaft components
  • Rotor shafts and turbine blades
  • Critical parts requiring special performance after nitriding treatment
Packaging Details
20ft Container: Gross Weight 27T (5.80m × 2.13m × 2.18m)
40ft Container: Gross Weight 27T (11.8m × 2.13m × 2.18m)
Delivery Timeline
Standard stock items: 15-20 days
Customized products: 30-50 days
Full equipment capability including sawing, grinding, and polishing machines for custom specifications.
Additional Steel Products
DINAISIJISGBFlat Bar Thickness (mm)Flat Bar Width (mm)Flat Bar Length (mm)Round Bar Diameter (mm)Round Bar Length (mm)Processing
1.121SAE1050S50C50#10-450155-22002000-12000Forged, Hot Rolled
1.2311P20PDS-33Cr2Mo10-460155-22002000-1000020-2002000-6000
1.2738P20+Ni-3Cr2NiMnMo21-300155-22002000-800020-2002000-6000
1.2379D2SKD10SKD1010-200155-8102000-600014-803000-6000
1.2080D3SKD13Cr2Mo10-200155-8102000-600020-2003000-6000
1.2083420-4Cr1310-500155-12002000-600012-3003000-6000
1.2344H13SKD614Cr5MoSiV110-500155-16002000-600016-4003000-6000
1.2510O1SKS39CrWMn10-200155-8102000-600020-2003000-6000
1.7225SAE4140SCM44042CrMo10-280155-22002000-600016-4503000-6000
Company Profile
We are a professional special steel company specializing in tool and die steel since 2005. Our comprehensive product range includes Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel, and Forged Blocks.
We maintain close partnerships with leading Chinese special steel manufacturers including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel, and Daye Special Steel to ensure consistent high-quality products.
Product Gallery
Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 0 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 1 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 2 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 3 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 4 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 5 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 6 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 7 Polished Surface High Tensile Strength 4340 Alloy Steel Round Bar for Mold Steel Applications 8