AISI 1045 Carbon Steel Round Bar

• Application: Steel Workshop
• Type: Round Steels
• Standard: GB, ASTM, DIN
• Trademark: Low-alloy High-tensile Structural Steel, Qilu
• Forming: Forging Steel
• Connection Form: Rivet Connection
• Model NO.: AISI 1045
• Member: Steel Column
• Type of Steel For Building Structure: H-Section Steel
• Carbon Structural Steel: Q275
• Residential Wall Structure: Wall Support
• Transport Package: Bulk Package
• Specification: DIN 1.2064
• Origin: China
• HS Code: 72141000
• Production Capacity: 400, 000ton/Year

Product Description

Material:
Rolled steel 4340
Diameter:
20-300MM
Length:
3000mm-12000mm Straightness: 3mm/M max
Process:
EAF + LF + VD + Forged + Heat Treatment (optional)
Delivery condition:
Hot forged +Rough machined (black surface after Q/T)+ Turned (optional)
Delivery Time:
30-45 days
MOQ:
20 tons
Heat treatment:
Normalized / Annealed / Quenched / tempered
Technical Data:
According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing
Test:
Ultrasonic test according to SEP 1921-84 G3 C/c
Marking:
Grade, heat NO. Length will be stamped one each bar with required color
Payment:
30% advance by T\T; Balance pay before the shipment against shipping documents or irrevocable LC at sight
Application:
Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.

Chemical Composition: (%)

Grade
C: 0.28-0.33
Si: 0.15-0.35
Mn: 0.40-0.60
P≤ : 0.04
S≤ : 0.04
Cr: 0.8-1.1
Mo: 0.15-0.25
Mechanical Properties:
Yield (mpa): 472
Tensile (mpa): 744
Elongation(%): 22
Reduction(%): 50
Hardness(HB): 217