4140 1215 Cold Drawn Hexagonal Steel Bar Steel Round Bar

• Type: Cold Drawn Steel Bar Hexagonal Steel Flat Square S
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Composition: Carbon or Alloy
• Technique: Cold Drawn
• Shape: Round,Square,Hex,Special Shape
• Surface Treatment: Bright and Smooth
• Model NO.: steel bar
• Special Use: Tools
• Application: Hardware Tools, Auto Parts, Standard Parts, Fasten
• Diameter Tolerance: H9,H10,H11
• Straightness: ±3mm/M
• Surface Treatme: Cold Drawn,Bright,Oiled
• Date of Deliver: 15-30days
• Transport Package: Seaworthy Packing
• Specification: 5mm-150mm
• Trademark: DaJin
• Origin: Shandong
• Production Capacity: 1000tons/Month

Product Description

cold drawn  steel  bar/steel flat  bar Cold Drawn Hexagonal Steel Bar

General

 

Shape	Round, Square, Flat, Hexagon
Grade	S40C 1040 1018 1020/S20C SS400 A105  ASTM A36  Q235B
Tolerance	H9 H10 H11 or  common tolerance for hot rolled
Application	Case hardened parts where core strength is not critical. Widely used in shafting applications

Specifications

Available Sizes

All Shapes

Round: Dia. 5 - 1000mm Flat: Thickness 10 - 120mm, width 305 - 2200mm

Available Length

Round	5.8M or 6M or as customer's request
Squares	8*8mm-150*150mm
Hexagon	11'/13'
Flat	Thickness:6mm-60mm

Available Finishes

All Shapes	Standard "as drawn" finish
All Shapes	Ground and Polished
All Shapes	Turned Ground and Polished
All Shapes	Turned and Polished

Chemistry

 

Chemistry

Carbon	0.15/0.20
Manganese	0.60/0.90
Phosphorus	0.04 (Max)
Sulphur	0.05 (Max)
Silicon	0.15/0.35

Mechanical Properties

 

Mechanical Properties

Tensile Strength	64,000psi
Yield Strength	54,000psi
Elongation in 2"	15%
Reduction of Area	40%
Brinell Hardness	126