S275jr S355jr Hot Rolled Steel Square Flat Bars
S275JR S355JR Hot Rolled Steel Square Flat BarsHot rolled square bars are produced by hot rolling continuous casting billets. Usually, they have a square cross- section with sharp and round edges and are intended either to be further machined or cold drawn and so on.1.Hot rolled steel square bar Siz......
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Product Description
S275JR S355JR Hot Rolled Steel Square Flat Bars
Hot rolled square bars are produced by hot rolling continuous casting billets.
Usually, they have a square cross- section with sharp and round edges and are intended either to be further machined or cold drawn and so on.
1.Hot rolled steel square bar Sizes we can offer:
2)Length:5-6m fixed length or as required
3)R corner: Sharp or round corners as per requirements
4)Straightness: max 3mm/m
2.Application of the hot rolled steel square bar
1): Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food, electric power, energy, space, building and decoration, etc.
2): Can be made into mould template, mortise pin, column
3): This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, especially made into some connecting rods, bolts, wheel gear...
4): This kind of steel is the most common blanks and materials of shaft parts.
3.Packing :
1): Paint oil on the surface to protect steel bars from rusting.
2): Bundle packing by Iron Strips.
3): Bundle weight is from 2mt to 3 mt.
4): Two or three tags will be attached on each bundle.
4.Q355B Q345B Hot Rolled Steel Square Bar chemical composition
5.Mechanical property of Q355B Q345B Hot Rolled Steel Square Bar
6.Payment terms: T/T or L/ C
(1)30% paid by T/T and rest 70% by T/T upon the copy of B/B.
(2)100% irrevocable L/C at sight
7.MOQ:3tons
8.Delivery time:7-30 days upon to the order details
9.Trade term: FOB CFR CIF EXW and so on
10.. Mark: including steel material, heat No., pieces, weight, date and so on.
11.Other main grade we can supply for hot rolled steel square bars:
A36,1008,1010, 1020/S20C, 1045/S45C, S235JR/Q235,ST52 /S355JR/Q345,Alloy steel: 5120,5140/40Cr, 4120, 4130, 4135, 4140/EN19/42CrMoA, 4145, 4150, 8620 etc. Bearing steel: 52100/GCr15 etc.
Hot rolled square bars are produced by hot rolling continuous casting billets.
Usually, they have a square cross- section with sharp and round edges and are intended either to be further machined or cold drawn and so on.
1.Hot rolled steel square bar Sizes we can offer:
| Products | Sizes |
| Hot Rolled Square Steel Bar | 20X20-150X150 |
| Hot Rolled Rectangle Steel Bar | 6*40mm to 20*160mm |
2)Length:5-6m fixed length or as required
3)R corner: Sharp or round corners as per requirements
4)Straightness: max 3mm/m
2.Application of the hot rolled steel square bar
1): Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food, electric power, energy, space, building and decoration, etc.
2): Can be made into mould template, mortise pin, column
3): This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, especially made into some connecting rods, bolts, wheel gear...
4): This kind of steel is the most common blanks and materials of shaft parts.
3.Packing :
1): Paint oil on the surface to protect steel bars from rusting.
2): Bundle packing by Iron Strips.
3): Bundle weight is from 2mt to 3 mt.
4): Two or three tags will be attached on each bundle.
4.Q355B Q345B Hot Rolled Steel Square Bar chemical composition
| Grdae | C | Si | Mn | S | P | Cr |
| Q355B/S355JR | ≤0.2 | 0.15-0.35 | ≤1.7 | ≤0.035 | ≤0.035 | ≤0.30 |
5.Mechanical property of Q355B Q345B Hot Rolled Steel Square Bar
| Grdae | Tensile Strength | Yield Strength | Elongation | |||
| Q355B/S355JR | 470 - 630Mpa | ≥345Mpa | ≥17% | |||
6.Payment terms: T/T or L/ C
(1)30% paid by T/T and rest 70% by T/T upon the copy of B/B.
(2)100% irrevocable L/C at sight
7.MOQ:3tons
8.Delivery time:7-30 days upon to the order details
9.Trade term: FOB CFR CIF EXW and so on
10.. Mark: including steel material, heat No., pieces, weight, date and so on.
11.Other main grade we can supply for hot rolled steel square bars:
A36,1008,1010, 1020/S20C, 1045/S45C, S235JR/Q235,ST52 /S355JR/Q345,Alloy steel: 5120,5140/40Cr, 4120, 4130, 4135, 4140/EN19/42CrMoA, 4145, 4150, 8620 etc. Bearing steel: 52100/GCr15 etc.
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