36nicrmo4 Round Steel G43400 Round Steel 817m40 Round Steel 40ncd3 Round Steel

• Type: Steel Plate
• Standard: ASTM
• Composition: Stainless Steel Scrap
• Technique: Hot Rolled
• Shape: Bar
• Surface Treatment: Color Coated
• Model NO.: 36NiCrMo4 round steel G43400 round steel 817M40
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel
• Application: Die Steel Bar
• Transport Package: Wooden Box
• Specification: din20mm--500mm
• Trademark: taixie
• Origin: Chian
• HS Code: 2801100000
• Production Capacity: 5000kgs

Product Description

36NiCrMo4 round steel

G43400 round steel

817M40 round steel

40NCD3 round steel

round steel (commonly quenched steel)\ high hardenability Main uses: high strength parts such as aero engine shaft, shaft, gear, fastener and so on.

Chemical composition of SNCM439 round steel

Carbon C 0.37~0.44

Si 0.17~0.37

Manganese Mn 0.50 ~ 0.80

Allowable residual content of sulfur S ≤0.025

Allowable residual content of P ≤0.025

Cr 0.60 ~ 0.90

Ni 1.25 ~ 1.65

Allowable residual Cu content ≤0.25

Molybdenum Mo 0.15 ~ 0.25

Mechanical properties of

36NiCrMo4 round steel

G43400 round steel

817M40 round steel

40NCD3 round steel

Tensile strength σb (MPa) : ≥980(100)

Yield strength σs (MPa) : ≥835(85)

Elongation δ5 (%) : ≥12

Reduction rate of cross-section (%) : ≥55

Impact work Aku (J) : ≥78

Impact toughness value αkv (J/cm²) : ≥98(10)

36NiCrMo4 round steel

G43400 round steel

817M40 round steel

40NCD3 round steel

round steel sample size: sample blank size is 25mm

Heat treatment: quenching 850 degrees; Coolant: oil; Tempering temperature 600 degrees; Coolant: water, oil);

Steel annealing or high temperature tempering supply state Brinell hardness GBW≤269;

Scope of application

36NiCrMo4 round steel

G43400 round steel

817M40 round steel

40NCD3 round steel

ound steel is generally made of important parts with high strength and good plasticity. After nitriding, important parts with special performance requirements are made, such as shafts, gears, fasteners, etc.

Theoretical weight editor broadcast

Round steel: Weight (kg)=0.00000785 (joint steel density) * Radius * Radius *3.14* Length (mm)

36NiCrMo4 round steel

G43400 round steel

817M40 round steel

40NCD3 round steel

round flat steel/plate: Weight (kg)=0.00000785* Thickness * side width * length