Gold Member Since 2014
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Qingdao Helio Steel Co., Ltd.

5140 Steel Bar, 40cr Alloy Steel Round Bar, Alloy Round Steel Bar manufacturer / supplier in China, offering 5140 Ml40cr SCR440 Gr8.8 Alloy Steel Round Bar Steel Rods, Gr8.8 40cr 41cr4/1.7035 5140 530A40 Fasteners Qt Steel Bars, Hot Rolled Carbon Steel Bar St37-2 1020 Ss400 050A20 and so on.

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Supplier Homepage Product Steel bar for machine Alloy steel bar 5140 Ml40cr SCR440 Gr8.8 Alloy Steel Round Bar Steel Rods

5140 Ml40cr SCR440 Gr8.8 Alloy Steel Round Bar Steel Rods

Purchase Qty.:
(Tons)
10-19 20+
FOB Unit Price: US $700 US $680
Purchase Qty. (Tons) FOB Unit Price
10-19 US $700
20+ US $680
Get Latest Price
Production Capacity: 80000
Transport Package: Seaworthy Packaging
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Model NO.: round steel bar
  • Standard: AISI, ASTM, GB, JIS, DIN
  • Application: Structural Steel Bar
  • Alloy: Alloy
  • Grade: 40cr 5140 Ml40cr Alloy Steel Bar
  • Qt 5140 Steel Bar: Steel Bar for Bolts
  • Specification: 12mm-310mm
  • Type: Alloy Steel Bar
  • Technique: Hot Rolled
  • Surface Treatment: Black Surface
  • Special Use: Cold Heading Steel
  • Alloy Steel: Alloy Round Bar
  • Trademark: LAIWU LEREN
  • Origin: China
Product Description
5140 ML40Cr SCr440 GR8.8 alloy steel round bar
1.Main standard 
GBJISDINASTM/AISI/SAE
40CrSCr4041Cr45140
  1. Quality Control Process 
  1. Production Line 
 Blast Furnace Melton Iron → EAF(EBT/BOV) → LF → VD → Molten Steel → Continuous Casting → Hot Rolling(KOCKS) → Spheroidizing Annealing(as customer's option) → Further Processing
(Cold Drawn/Peeling/Turning) 
(as customer's option3.Chemical composition:
CSIMNSPCrNi/Cu
0.38-0.430.15-0.350.70-0.900.025 (max)0.025 (max)0.70-0.900.25 (max)
 
 
)
2)Gas Contents:
OxygenNitrogenHydrogen
20ppm(max)90ppm(max)2ppm(max)
 
3)Inclusion Rating:ASTM E45A
 ABCD
 MAXMAXMAXMAX
Thin2.52.00.50.5
Thick1.51.01.01.0
4)Grain Size: 5 to 8
5.Avaiable size 
Wire rods6.5mm to 36mm
Hot rolled round bars16mm to 200mm
Cold drawn bars6mm to 50mm
 
6.Supply condition Surface Treatment: Peeling, Turning, Grinding, Milling, Drilling, Boring
Heat Treatment: Normalizing, Annealing, Quenching+ Tempering
7.Straightness: 3mm/m(max)
  1. Packaging:seaworthy packaging by wire rod,every bunled is about 3-5MT,or as customer's request
8.our  service
 Contacts person:Ms.Sunny Sun
 
 S-kype:sunny88962

5140 SCR440 40CR steel round bar 
5140 Ml40cr SCR440 Gr8.8 Alloy Steel Round Bar Steel Rods
5140 Ml40cr SCR440 Gr8.8 Alloy Steel Round Bar Steel Rods
5140 Ml40cr SCR440 Gr8.8 Alloy Steel Round Bar Steel Rods
OUr steel bar shipment picture
5140 Ml40cr SCR440 Gr8.8 Alloy Steel Round Bar Steel Rods
 
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