BEST PIPELINE EQUIPMENT CO.,LTD
Your one stop shop for all your piping needs such as Seamless & Welded Carbon / Stainless & Alloy Steel Pipes, Mainly alloy Steel Pipes , Forged Flanges, Butt Weld Fittings, Forged Fittings,
Add to Cart
The weather is Getting hotter day by day , the virus will be disapper , the 28MnV6 Steel Pipe price will risen soon
28MnV6 seamless Hollow bars
Usage : bars for machining For turning with short chip breaking. The finished turned
part is suitable for a wide range of heat treatments and coatings
Our seamless Hollow bars steel grade : 28MnV6
Size :1inch to 48inch
Wall thickness : 2.5-2500 mm
28MnV6 hollow bar chemical composition :
| Min % | Max % | |
| Carbon | 0.16 | 0.22 |
| Silicon | 0.10 | 0.35 |
| Manganese | 1.130 | 1.60 |
| Vanadium | 0.08 | 0.15 |
| Phosphorous | 0 | 0.03 |
| Sulphur | 0.02 | 0.04 |
| 28MnV6 hollow bar Mechanical Property Requirements - As Supplied in the Black Hot Rolled Condition | ||
|
Tensile Strength Mpa Min. Wall Thickness (mm) |
＜16 | 620 |
| ＜25 | 310 | |
| ＞25 | 550 | |
|
0.2% Yield Strength Mpa Min. Wall Thickness (mm) |
＜16 | 470 |
| ＜25 | 460 | |
| ＜30 | 430 | |
| ＜40 | 420 | |
| ＜50 | 410 | |
| ＜70 | 400 | |
| Elongation on 5.65√S0 % Min | 18 | |
| 28MnV6 hollow bar Hardness Brinell Min | 180 | |
| 28MnV6 hollow bar Typical Mechanical Properties - As Supplied in the Black Hot Rolled Condition | ||
| Tensile Strength Mpa | 690 | |
| Yield Strength Mpa | 500 | |
| Elongation % | 21 | |
| Hardness HB | 210 | |
| 28MnV6 hollow bar Typical (Minimum) Mechanical Properties - Water Quenched at 925 oC and Tempered at 580 oC. | ||
|
Tensile Strength Mpa Wall Thickness (mm) |
＜20 | 750 |
| ＜25 | 700 | |
| ＜30 | 650 | |
|
0.2% Yield Strength Mpa Min. Wall Thickness (mm) |
＜20 | 650 |
| ＜25 | 620 | |
| ＜30 | 570 | |
|
Elongation % Wall Thickness |
＜20 | 16 |
| ＞20 | 17 | |
|
Impact +20oC 0oC -20oC J |
40 | |
| 32 | ||
| 28 | ||