SAE 5140 SAE 4140 Gr. 8.8 ASTM A193 B7 Quenched and Tempered Steel Round Bar / Qt Steel Round Bar
Laiwu Xincheng Metal Co., Ltd.- Type:Alloy Steel Bar
- Standard:AISI, GB, JIS, DIN, BS
- Technique:Quenched and Tempered
- Application:Structural Steel Bar, Tool Steel Bar, Die Steel Bar
- Surface Treatment:Oiled
- Alloy:Alloy
Base Info
- Model NO.:SAE 5140 SAE 4140 Gr. 8.8 ASTM A193 B7
- Special Use:High Tensile Bolts
- Grade:SAE 5140 SAE 4140 Gr.8.8 ASTM A193 B7
- MOQ:2 Tons
- Processing:Quenched and Tempered
- Transport Package:Standard Sea Worthy
- Specification:5mm to 310mm
- Origin:China
- HS Code:72283090
- Production Capacity:3000tons,Month
Description
Dia
Minimum temperature
Tensile strength
Yield strength
Elongation
Reduction of area
Hardness
Below 65mm
593 ° C
860
720
16
50
35 HRC
65mm to 100mm
593 ° C
795
655
16
50
35 HRC
100mm to 160mm
593 ° C
690
510
18
50
29 HRC
5.ASTM A193 B7 Steel Bar applications:
ASTM A193 B7 Threaded Rod,Ahchor Bolts, Stud Bolts, U-Bolts, Hex Bolts, J Bolts for oil&gas industries ,wind power projects and enginnering projects and so on.
6.Advantages of our A193 B7 QT steel round bars
1.QT to be finished by Medium frequency continuous tempering furnace
2.Good straitness :Max 1mm/m for hot rolled + QT bars and 0.5mm/m for cold drawn +QT bars
3.Smooth surface from any scales and cracks
4.Uniform microstructure
5.Good mechanical property
6.Full set of Strength report and MTC to be traced
7.A193 B7 QT steel round bars Packing details
Packing: Surface oiled - plastic firm -Anti water Woven Cloth
Label Marking heat no., sizes, length, pcs, weight ,origin and so on.
Weight per bundle: About 1 tons or as required
8.Inspection:
We company have good QC inspection tear and full set of inspect equipment including: UT test machine, Tensile testing machine,Hardness testing machine,Dimensional measuring instrument,f,spectrometer,Metallographic microscope and so on, so that we can always supply good mateterials for various projects and industries .
10.Delivery condition : 7-30 days upon to the detailed order.
11.Free Sample applied.