Model NO.: 5130/5135/5140/5145/4140/4340/4130
Special Use: Mold Steel
Name: 4140 1.7225 4130 4340 4145h Round Steel Bar
Length: 3000-5800mm
Sample: Free
Stock: Available in Stock
Test: SGS/Ut 100% Testing
Payment: T/T 30% in Advance, Banlance Against Copy of B/L
Certificate: ISO/Mill Certificate
Quality Inspection: Ut, Chemical Composition
Service: 24 Hours Online
Heat Treatment: Annealed/Q+T
Trademark: Songshun
Transport Package: Standard Seaworthy Packing
Specification: Diameter 16-600mm
Origin: China
HS Code: 7228309000
5130 5135 5140 5145 4140 4340 4130 Alloy Steel Bar1.Specification of 42CrMo4 Round Steel Bar
| Â | Diameter/Thikness(mm) | Width(mm) | Length(mm) |
| Round Bar | 16-600 | / | 3000-6000 |
| Plate | 16-200 | 200-800 | 2000-5800 |
| All sizes can be customerized as fresh production with MOQ. | |||
2.Chemical Compositions Perform Standard: GB/T 3077-1999
| C | Si | Mn | P | S | Cr | Mo | Ni |
| 0.38~0.45 | 0.17~0.37 | 0.60~0.90 | ≤0.018 | ≤0.018 | 0.90~1.20 | 0.15-0.25 | ≤0.012 |
3.Similar Grade
| GB | AISI | DIN | JIS |
| 42CrMo | 4140 | 1.7225 | SCM440 |
4.Features of 42CrMo4 Round Steel Bar
 (1)Chromium molybdenum alloy steel.
 (2)Slightly higher carbon content than 4130.
 (3)Greater strength and heat treatment.
 (4)Good processability and easy polishing.
 (5)Good toughness and small quenching deformation.
5.Application
 For connection rods,conveyor pins,gears,stem assemblies,pomp shafts and tool
6.Packaging & Delivery
  In seaworthy packing: 20ft:GW 28T; (5.80M*2.13M*2.18M); 40ft:GW28T; (11.8M*2.13M*2.18M) or based on your order
  Shipped in 15 days after payment
8. Special Use:Machine Parts
9.Surface treatment:
  black/polished/machined
  Technology:hot rolled/forged/cold drawn
  Heat treatment:annealing/Q+T
10.Delivery Time
  For in stock:15-20 days
  For customized:30-45 daysÂ
  We provide machining/polishing/grinding for surface condition.
Steel Round Bar in Stock:
Customer Show:
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Dongguan Best Instrument Technology Co., Ltd , https://www.dgbestinstrument.com