Welded mesh made from high-ductility hot-rolled welding steel:
Suitable for use in seismic areas. Produced in standard formats.
Chemical composition
The weldability of our welded mesh is guaranteed by the chemical analysis of the heats and the equivalent carbon content.
max. C % | max. P % | max. S % | max. Cu % | max. N % | max. Ceq |
0,22 | 0,050 | 0,050 | 0,80 | 0,012 | 0,50 |
(0,24) | (0,055) | (0,055) | (0,85) | (0,014) | (0,52) |
The figures in brackets refer to product analysis
Product characteristics
Labelling
Welded mesh according to Italian Ministerial Decree of 17/01/2018 - B 450 C - B 450 A
Format: 2250 x 4000 mmType | Wire Ø mm | Mesh mm | Cross section mm2/m | Sheet mm | No. of sheets per pack | Pack height | Wire projection mm | Panel weight | No. of sheets | Total load kg | ||||||||
Long. | Transv. | Long. | Transv. | Long. | Transv. | Width | Length | Long. | Transv. | Total kg | kg/m2 | Pack | Hold | Load |
510/2 | 5 | 5 | 100 | 100 | 196 | 196 | 2250 | 4000 | 50 | 270 | 50 | 25 | 28,03 | 3,11 | 50 | 500 | 1000 | 28020 |
515/2 | 5 | 5 | 150 | 150 | 131 | 131 | 2250 | 4000 | 100 | 530 | 50 | 75 | 18,60 | 2,07 | 100 | 500 | 1500 | 27900 |
515/2 | 5 | 5 | 200 | 200 | 98 | 98 | 2250 | 4000 | 100 | 530 | 100 | 25 | 14,32 | 1,59 | 100 | 500 | 1500 | 21480 |
610/2 AD | 6 | 6 | 100 | 100 | 283 | 283 | 2250 | 4000 | 50 | 320 | 50 | 25 | 40,40 | 4,49 | 50 | 400 | 700 | 28280 |
615/2 AD | 6 | 6 | 150 | 150 | 189 | 189 | 2250 | 4000 | 50 | 320 | 50 | 75 | 26,80 | 2,98 | 50 | 400 | 1100 | 29480 |
620/2 AD | 6 | 6 | 200 | 200 | 142 | 142 | 2250 | 4000 | 50 | 320 | 100 | 25 | 20,64 | 2,29 | 50 | 400 | 1200 | 24768 |
810/2 AD | 8 | 8 | 100 | 100 | 502 | 502 | 2250 | 4000 | 25 | 220 | 50 | 25 | 71,80 | 7,98 | 25 | 300 | 400 | 28720 |
815/2 AD | 8 | 8 | 150 | 150 | 335 | 335 | 2250 | 4000 | 30 | 280 | 50 | 75 | 47,69 | 5,30 | 30 | 300 | 600 | 28614 |
820/2 AD | 8 | 8 | 200 | 200 | 252 | 252 | 2250 | 4000 | 50 | 440 | 100 | 25 | 36,70 | 4,08 | 50 | 300 | 800 | 29360 |
1020/2 AD | 10 | 10 | 200 | 200 | 393 | 393 | 2250 | 4000 | 25 | 270 | 100 | 25 | 57,38 | 6,37 | 25 | 225 | 500 | 28692 |
1220/2 AD | 12 | 12 | 200 | 200 | 565 | 565 | 2250 | 4000 | 25 | 320 | 100 | 25 | 82,58 | 9,18 | 25 | 200 | 350 | 28903 |
Type | Wire Ø mm | Mesh mm | Cross section mm2/m | Sheet mm | No. of sheets per pack | Pack height | Wire projection mm | Panel weight | No. of sheets | Total load kg | ||||||||
Long. | Transv. | Long. | Transv. | Long. | Transv. | Width | Length | Long. | Transv. | Total kg | kg/m2 | Pack | Hold | Load |
510/1 | 5 | 5 | 100 | 100 | 196 | 196 | 2000 | 3000 | 100 | 530 | 50 | 50 | 18,48 | 3,08 | 100 | 500 | 1600 | 29568 |
515/1 | 5 | 5 | 150 | 150 | 131 | 131 | 2000 | 3000 | 100 | 530 | 75 | 25 | 12,62 | 2,10 | 100 | 500 | 2000 | 25240 |
520/1 | 5 | 5 | 200 | 200 | 98 | 98 | 2000 | 3000 | 100 | 530 | 100 | 100 | 9,24 | 1,54 | 100 | 500 | 2000 | 18480 |
610/1 AD | 6 | 6 | 100 | 100 | 283 | 283 | 2000 | 3000 | 50 | 320 | 50 | 50 | 26,60 | 4,43 | 50 | 400 | 1100 | 29260 |
615/1 AD | 6 | 6 | 150 | 150 | 189 | 189 | 2000 | 3000 | 50 | 320 | 75 | 25 | 18,20 | 3,03 | 50 | 400 | 1600 | 29120 |
620/1 AD | 6 | 6 | 200 | 200 | 142 | 142 | 2000 | 3000 | 50 | 320 | 100 | 100 | 13,22 | 2,22 | 50 | 400 | 1600 | 21312 |
810/1 AD | 8 | 8 | 100 | 100 | 502 | 502 | 2000 | 3000 | 25 | 220 | 50 | 50 | 47,38 | 7,90 | 25 | 300 | 600 | 28428 |
815/1 AD | 8 | 8 | 150 | 150 | 335 | 335 | 2000 | 3000 | 50 | 440 | 75 | 25 | 32,35 | 5,37 | 50 | 300 | 900 | 29025 |
820/1 AD | 8 | 8 | 200 | 200 | 252 | 252 | 2000 | 3000 | 50 | 440 | 100 | 100 | 23,67 | 3,95 | 50 | 300 | 1200 | 28404 |
1020/1 AD | 10 | 10 | 200 | 200 | 393 | 393 | 2000 | 3000 | 25 | 270 | 100 | 100 | 36,98 | 6,17 | 25 | 225 | 800 | 29616 |
1220/1 AD | 12 | 12 | 200 | 200 | 565 | 565 | 2000 | 3000 | 25 | 320 | 100 | 100 | 53,28 | 8,88 | 25 | 200 | 550 | 29304 |
Rolling marking
Qualifications and compliance with standards
Qualification / Country | Standard | Grade | Qualification |
![]() | D.M. 17/01/2018 | B 450 A | |
![]() | D.M. 17/01/2018 | B 450 C |
Mechanical features
The standardisation of the production process made it possible to obtain the homogenisation and repeatability of the mechanical characteristics.
The high ductility of the product is expressed by the following parameters:
Standard | Grade | Re - Yield Strength N/mm 2 | Rm - Tensile Strength N/mm 2 | Rm/Re | Specific Re/Re | Agt % | A5 % |
D.M. 17/01/2018 | B 450 C | ≥ 450 | ≥ 540 | ≥ 1,15≤ 1,35 | ≤ 1,25 | ≥ 7,5 | |
D.M. 17/01/2018 | B 450 A | ≥ 450 | ≥ 540 | ≥ 1,05 | ≤ 1,25 | ≥ 2,5 |
* Characteristic values
Product characteristics
Labelling
Welded mesh according to NFA 35080-2-NFA 35-024*
Type | Cross section | Mesh | diameter | Wire projection mm/mm | No. of wires | Dimensions m | Nominal mass | Surface area 1 sheet | Weight of 1 mesh sheet | Sheets per pack | Pack weight kg | ||
cm²/m | cm²/m | mm | mm | kg/m2 | m² | kg |
PAF C* | Long.Transv. | 0,80 | 0,800,80 | 200200 | 4,54,5 | 100/100100/100 | 1218 | 3,602,40 | 1,250 | 8,64 | 10,80 | 100 | 1080 |
PAF 10 | Long.Transv. | 1,19 | 1,191,19 | 200200 | 5,55,5 | 100/100100/100 | 1221 | 4,202,40 | 1,870 | 9,60 | 18,85 | 70 | 1319 |
ST 20 | Long.Transv. | 1,89 | 1,891,28 | 150300 | 67 | 150/15075/75 | 1620 | 6,002,40 | 2,487 | 14,40 | 35,81 | 40 | 1432 |
ST 25 | Long.Transv. | 2,57 | 2,571,28 | 150300 | 77 | 150/15075/75 | 1620 | 6,002,40 | 3,020 | 14,40 | 43,49 | 40 | 1740 |
ST 35 | Long.Transv. | 3,85 | 3,851,28 | 100300 | 77 | 150/15050/50 | 2420 | 6,002,40 | 4,026 | 14,40 | 57,98 | 30 | 1739 |
ST 50 | Long.Transv. | 5,03 | 5,031,68 | 100300 | 88 | 150/15050/50 | 2420 | 6,002,40 | 5,267 | 14,40 | 75,84 | 20 | 1517 |
ST 60 | Long.Transv. | 6,36 | 6,362,54 | 100250 | 99 | 125/12550/50 | 2424 | 6,002,40 | 6,986 | 14,40 | 100,60 | 16 | 1610 |
ST 15 C | Long.Transv. | 1,42 | 1,421,42 | 200200 | 66 | 100/100100/100 | 1220 | 4,002,40 | 2,220 | 9,60 | 21,31 | 70 | 1492 |
ST 25 C | Long.Transv. | 2,57 | 2,572,57 | 150150 | 77 | 75/7575/75 | 1640 | 6,002,40 | 4,026 | 14,40 | 57,98 | 30 | 1739 |
ST 25 CS | Long.Transv. | 2,57 | 2,572,57 | 150150 | 77 | 75/7575/75 | 1620 | 3,002,40 | 4,026 | 7,20 | 28,99 | 40 | 1160 |
ST 40 C | Long.Transv. | 3,85 | 3,853,85 | 100100 | 77 | 50/5050/50 | 2460 | 6,002,40 | 6,04 | 14,40 | 86,98 | 20 | 1740 |
ST 50 C | Long.Transv. | 5,03 | 5,035,03 | 100100 | 88 | 50/5050/50 | 2460 | 6,002,40 | 7,900 | 14,40 | 113,76 | 15 | 1706 |
ST 65 C | Long.Transv. | 6,36 | 6,366,36 | 100100 | 99 | 50/5050/50 | 2460 | 6,002,40 | 9,980 | 14,40 | 143,71 | 10 | 1437 |
Rolling marking
Qualifications and compliance with standards
Qualification / Country | Standard | Grade | Qualification |
![]() | NFA 35-024* | B 600 A | |
![]() | NF A 35-080-2 | B 500 B | |
![]() | NF A 35-080-2 | B 500 A |
Mechanical features
The standardisation of the production process made it possible to obtain the homogenisation and repeatability of the mechanical characteristics.
The high ductility of the product is expressed by the following parameters:
Standard | Grade | Re - Yield Strength N/mm 2 | Rm - Tensile Strength N/mm 2 | Rm/Re | Specific Re/Re | Agt % | A5 % |
NF A 35-080-2 | B 500 B | ≥ 500 | ≥ 1.08 | ≤ 1.30 | ≥ 5.0 | ||
NF A 35-080-2 | B 500 A | ≥ 500 | ≥ 1.05 | ≤ 1.30 | ≥ 2.5 | ||
NFA 35-024* | B 600 A | ≥ 600 | ≥ 2,5 |
* Characteristic values
Product characteristics
Labelling
Welded mesh according to ÖNORM B 4707
Type | Wire Ø mm | Mesh mm | Sheet mm | Wire projection mm | Sheets per pack | Panel weight | No. of wires per mesh sheet | Weight of mesh sheet wires kg | |||||||
Long. | Transv. | Long. | Transv. | Width | Length | Long. | Transv. | Long. | Transv. | Long. | Transv. |
AQ 46 | 4,6 | 4,6 | 100 | 100 | 2400 | 6000 | 50 | 50 | 50 | 37,57 | 24 | 60 | 18,79 | 18,79 | |
AQ 50 | 5 | 5 | 100 | 100 | 2400 | 6000 | 50 | 50 | 50 | 44,35 | 24 | 60 | 22,19 | 22,19 | |
AQ 55 | 5,5 | 5,5 | 100 | 100 | 2400 | 6000 | 50 | 50 | 50 | 53,86 | 24 | 60 | 26,86 | 26,86 | |
AQ 60 | 6 | 6 | 100 | 100 | 2400 | 6000 | 50 | 50 | 25 | 63,94 | 24 | 60 | 31,96 | 31,96 | |
AQ 65 | 6,5 | 6,5 | 100 | 100 | 2400 | 6000 | 50 | 50 | 25 | 74,88 | 24 | 60 | 37,44 | 37,44 | |
AQ 70 | 7 | 7 | 100 | 100 | 2400 | 6000 | 50 | 50 | 25 | 86,98 | 24 | 60 | 43,49 | 43,49 | |
AQ 76 | 7,6 | 7,6 | 100 | 100 | 2400 | 6000 | 50 | 50 | 25 | 102,53 | 24 | 60 | 51,26 | 51,26 | |
AQ 82 | 8,2 | 8,2 | 100 | 100 | 2400 | 6000 | 50 | 50 | 20 | 119,52 | 24 | 60 | 59,76 | 59,76 | |
AQ 90 | 9 | 9 | 100 | 100 | 2400 | 6000 | 50 | 50 | 15 | 143,71 | 24 | 60 | 71,85 | 71,85 | |
AQ 100 | 10 | 10 | 100 | 100 | 2400 | 6000 | 50 | 50 | 10 | 177,70 | 24 | 60 | 88,85 | 88,85 | |
A 70 | 7 | 5,5 | 100 | 300 | 2400 | 6000 | 150 | 50 | 25 | 52,46 | 24 | 20 | 43,49 | 8,95 | |
A 82 | 8,2 | 6,5 | 100 | 300 | 2400 | 6000 | 150 | 50 | 25 | 72,24 | 24 | 20 | 59,69 | 12,50 |
Rolling marking
Qualifications and compliance with standards
Qualification / Country | Standard | Grade | Qualification |
![]() | ÖNORM B 4707 | B 550 A |
Mechanical features
The standardisation of the production process made it possible to obtain the homogenisation and repeatability of the mechanical characteristics.
Standard | Grade | Re - Yield Strength N/mm 2 | Rm - Tensile Strength N/mm 2 | Rm/Re | Specific Re/Re | Agt % | A5 % |
ÖNORM 4707 | B 550 A | ≥ 550 | ≥ 620 | ≥ 1.05 | ≥ 2.5 |
* Characteristic values
Product characteristics
Labelling
Welded mesh according to DIN 488 – B 500 B
Type | Wire Ø mm | Mesh mm | Sheet mm | Wire projection mm | Sheets per pack | Panel weight | No. of wires per mesh sheet | Weight of mesh sheet wires kg | |||||||
Long. | Transv. | Long. | Transv. | Width | Length | Long. | Transv. | Long. | Transv. | Long. | Transv. |
Q 188 A/B | 6 | 6 | 150 | 150 | 6000 | 2300 | 75 | 25 | 50 | 41,736 | 16 | 40 | 21,312 | 20,424 | |
Q 257 A/B | 7 | 7 | 150 | 150 | 6000 | 2300 | 75 | 25 | 40 | 56,776 | 16 | 40 | 28,992 | 27,784 | |
Q 335 A/B | 8 | 8 | 150 | 150 | 6000 | 2300 | 75 | 25 | 30 | 74,260 | 16 | 40 | 37,920 | 36,340 | |
Q 424 A/B | 7 - 9 | 9 | 150 | 150 | 6000 | 2300 | 75 | 25 | 30 | 84,356 | 8 Ø 7 - 8 Ø 9 | 40 | 38,448 | 45,908 | |
Q 524 A/B | 7 - 10 | 10 | 150 | 150 | 6000 | 2300 | 75 | 25 | 20 | 100,876 | 8 Ø 7 - 8 Ø 10 | 40 | 44,112 | 56,764 | |
Q 636 A/B | 7 - 9 | 10 | 125 | 100 | 6000 | 2350 | 62,5 | 25 | 20 | 131,998 | 8 Ø 7 - 16 Ø 9 | 48 | 62,400 | 69,598 | |
R 188 A/B | 6 | 6 | 250 | 150 | 6000 | 2300 | 125 | 25 | 50 | 33,566 | 16 | 24 | 21,312 | 12,254 | |
R 257 A/B | 7 | 6 | 250 | 150 | 6000 | 2300 | 125 | 25 | 50 | 41,246 | 16 | 24 | 28,992 | 12,254 | |
R 335 A/B | 8 | 6 | 250 | 150 | 6000 | 2300 | 125 | 25 | 40 | 50,174 | 16 | 24 | 37,920 | 12,254 | |
R 424 A/B | 8 - 9 | 8 | 250 | 150 | 6000 | 2300 | 125 | 25 | 30 | 67,212 | 4 Ø 8 - 12 Ø 9 | 24 | 45,408 | 21,804 | |
R 524 A/B | 8 - 10 | 8 | 250 | 150 | 6000 | 2300 | 125 | 25 | 30 | 75,708 | 4 Ø 8 - 12 Ø 10 | 24 | 53,904 | 21,804 |
Rolling marking
Qualifications and compliance with standards
Qualification / Country | Standard | Grade | Qualification |
![]() | DIN 488 | B 500 B |
Mechanical features
The standardisation of the production process made it possible to obtain the homogenisation and repeatability of the mechanical characteristics.
The high ductility of the product is expressed by the following parameters:
Standard | Grade | Re - Yield Strength N/mm 2 | Rm - Tensile Strength N/mm 2 | Rm/Re | Specific Re/Re | Agt % | A5 % |
DIN 488 | B 500 B | ≥ 500 | ≥ 1,08 | ≤ 1,30 | ≥ 5 |
* Characteristic values
Product characteristics
Labelling
Welded mesh according to SIA 262 – B 500 B
Type | Wire Ø mm | Mesh mm | Sheet mm | Wire projection mm | Sheets per pack | Panel weight | No. of wires per mesh sheet | Weight of mesh sheet wires kg | |||||||
Long. | Transv. | Long. | Transv. | Width | Length | Long. | Transv. | Long. | Transv. | Long. | Transv. |
K 283 | 6 | 6 | 100 | 100 | 2000 | 5000 | 50 | 50 | 50 | 44,4 | 20 | 50 | 22,22 | 22,22 | |
K 188 | 6 | 6 | 150 | 150 | 2000 | 5000 | 100 | 25 | 50 | 30,2 | 14 | 33 | 15,54 | 14,65 | |
K 335 | 8 | 8 | 150 | 150 | 2000 | 5000 | 100 | 25 | 50 | 53,7 | 14 | 33 | 27,62 | 26,04 |
Rolling marking
Qualifications and compliance with standards
Qualification / Country | Standard | Grade | Qualification |
![]() | SIA 262 | B 500 B |
Mechanical features
The standardisation of the production process made it possible to obtain the homogenisation and repeatability of the mechanical characteristics.
The high ductility of the product is expressed by the following parameters:
Standard | Grade | Re - Yield Strength N/mm 2 | Rm - Tensile Strength N/mm 2 | Rm/Re | Specific Re/Re | Agt % | A5 % |
SIA 262 | B 500 B | ≥ 500 | ≥ 1.08 | ≤ 1,30 | ≥ 5 |
* Characteristic values
Sales Organisation - Alfa Acciai
Country | Sales agent | Address | Telephone |
Germany, Switzerland | Monsider SA | Via Ciossèt 2, 6743 Bodio, Switzerland | +41 91 8809030 | stahl@monsider.ch |
France | Cesider SAS | 6, Avenue René Froger, 05100 Briancon, France | +33 4 92 212914 | info@cesider.fr |
Austria | Steelmex SAS | Via Tosi 4, 20900 Monza, Italy | +39 039 2020156 | info@steelmexsas.it |
Slovenia, Croatia | Siviera doo | Vrtojba, Mednarodni prehod 1, 5290 Sempeter pri Gorici, Slovenija | +386 82051188 | info@siviera.si |
Romania | Saverio Frisardi PFA | Blvd Lacul Tei, nr 1 - 3, 020371 Bucharest, Romania | +40 723500704 | saverio@frisardi.biz |
Greece, Cyprus | Cotsis SA | 81-83, Evelpidon Sr., 1382 Athens, Greece | +30 2108257360 | phcotsis@cotsis.gr |
For the others countries please contact Mr UBALDO DRAGANI
Phone: +39 030 23911 / E-mail: u.dragani@alfaacciai.it
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