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Hongguan
S355JR Square Tube S355 grade is actually a structural grade with a high yield strength of 355N/mm2. There is no doubt that this grade of pipe offered by Shandong Hongguan Iron & Steel Group Co., Ltd. has various good attributes that make it in high demand. In the industry, the product is manufactured by using very good quality alloys purchased from reputable market suppliers. The use of latest technology and modern tools are improving the quality of production. They are also basically taking into account the quality standards of various raw materials. This is a higher standard of production for the precision industry. The tubes are offered to the buyers at market leading prices.
| Product Type | EN-10025-2 Grade S355JR square Tube |
| OD | 15x15mm-600x600mm / 20x30mm-600x800mm |
| Wall Thickness | 1.2mm-20mm, SCH30,SCH40,STD,XS,SCH80,SCH160,XXS etc. |
| Length | Less Than 12m |
| Steel material | Q195 → S355JR |
| Standard | BS EN10296,BS EN10025,BS EN10297,BS6323, BSEN10219,BSEN10217,GB/T13793-1992,GB/T14291-2006, GB/T3091-1993,GB/T3092-1993,GB3640-88 |
| Usage | Used For Structure, Accessorize And Construction |
| Surface Treatment | Bared, Black Painted (varnish coating), Galvanized, With Oiled, 3 PE, FBE, corrosion resistant coating |
| Technique | Electronic Resistance Welded (ERW ), Electronic Fusion Welded (EFW) |
| Section Shape | Square and rectangular |
| Package | Bundle, In Bulk, Bags square galvanised steel hollow section tube, Clients’ Requirements |
| USA | Germany | Japan | France | England | Canada | European old | Belgium | Spain |
| DIN,WNr | JIS | AFNOR | BS | HG | EN | NBN | UNE | |
| A572 | St52-3 | SM490A | E36-2 | 50B | 350W | Fe510B | AE355B | AE355B |
| A678Gr.A | SS490 | 350WT | ||||||
| SSGrade50 |
| C | Si | Mn | P | S | N | Cu | CEV |
| max 0.24 | max 0.55 | max 1.6 | max 0.04 | max 0.04 | max 0.012 | max 0.55 | max 0.47 |
| Tensile strength Rm | Minimum elongation – A | Notch impact test | |||||||||||
| Minimum yield strength Reh | MPa | Lo = 5,65 * √So (%) | |||||||||||
| MPa | |||||||||||||
| Steel grade | Nominal thickness | Nominal thickness | Nominal thickness | Temperature | |||||||||
| mm | mm | mm | |||||||||||
| ≤16 | >16 | >40 | >63 | >80 | >100 | >3 | >100 | >3 | >40 | >63 | >100 | °C | |
| ≤40 | ≤63 | ≤80 | ≤100 | ≤125 | ≤100 | ≤125 | ≤40 | ≤63 | ≤100 | ≤125 | |||
| S355JR | 355 | 345 | 335 | 325 | 315 | 295 | 470-630 | 450-600 | 22 | 21 | 20 | 18 | -20 |
Competitive price and quality from our own factory
Approved by ISO9001, CE, SGS every year
Best service with 24 hour's reply
Flexible payment with T/T,L/C
Smooth production ability(50000tons/month)
Quick delivery and standard exporting package
OEM/ODM
S355JR Square Tube S355 grade is actually a structural grade with a high yield strength of 355N/mm2. There is no doubt that this grade of pipe offered by Shandong Hongguan Iron & Steel Group Co., Ltd. has various good attributes that make it in high demand. In the industry, the product is manufactured by using very good quality alloys purchased from reputable market suppliers. The use of latest technology and modern tools are improving the quality of production. They are also basically taking into account the quality standards of various raw materials. This is a higher standard of production for the precision industry. The tubes are offered to the buyers at market leading prices.
| Product Type | EN-10025-2 Grade S355JR square Tube |
| OD | 15x15mm-600x600mm / 20x30mm-600x800mm |
| Wall Thickness | 1.2mm-20mm, SCH30,SCH40,STD,XS,SCH80,SCH160,XXS etc. |
| Length | Less Than 12m |
| Steel material | Q195 → S355JR |
| Standard | BS EN10296,BS EN10025,BS EN10297,BS6323, BSEN10219,BSEN10217,GB/T13793-1992,GB/T14291-2006, GB/T3091-1993,GB/T3092-1993,GB3640-88 |
| Usage | Used For Structure, Accessorize And Construction |
| Surface Treatment | Bared, Black Painted (varnish coating), Galvanized, With Oiled, 3 PE, FBE, corrosion resistant coating |
| Technique | Electronic Resistance Welded (ERW ), Electronic Fusion Welded (EFW) |
| Section Shape | Square and rectangular |
| Package | Bundle, In Bulk, Bags square galvanised steel hollow section tube, Clients’ Requirements |
| USA | Germany | Japan | France | England | Canada | European old | Belgium | Spain |
| DIN,WNr | JIS | AFNOR | BS | HG | EN | NBN | UNE | |
| A572 | St52-3 | SM490A | E36-2 | 50B | 350W | Fe510B | AE355B | AE355B |
| A678Gr.A | SS490 | 350WT | ||||||
| SSGrade50 |
| C | Si | Mn | P | S | N | Cu | CEV |
| max 0.24 | max 0.55 | max 1.6 | max 0.04 | max 0.04 | max 0.012 | max 0.55 | max 0.47 |
| Tensile strength Rm | Minimum elongation – A | Notch impact test | |||||||||||
| Minimum yield strength Reh | MPa | Lo = 5,65 * √So (%) | |||||||||||
| MPa | |||||||||||||
| Steel grade | Nominal thickness | Nominal thickness | Nominal thickness | Temperature | |||||||||
| mm | mm | mm | |||||||||||
| ≤16 | >16 | >40 | >63 | >80 | >100 | >3 | >100 | >3 | >40 | >63 | >100 | °C | |
| ≤40 | ≤63 | ≤80 | ≤100 | ≤125 | ≤100 | ≤125 | ≤40 | ≤63 | ≤100 | ≤125 | |||
| S355JR | 355 | 345 | 335 | 325 | 315 | 295 | 470-630 | 450-600 | 22 | 21 | 20 | 18 | -20 |
Competitive price and quality from our own factory
Approved by ISO9001, CE, SGS every year
Best service with 24 hour's reply
Flexible payment with T/T,L/C
Smooth production ability(50000tons/month)
Quick delivery and standard exporting package
OEM/ODM
