Q235 Q345 ASTM carbon ERW mild iron round welded steel pipe
Product Description
ASTM A53 GR B/S235 Black ERW Carbon Steel Pipe Price Per Ton
Size:
Round pipe: 1/2" - 20"
Spiral pipe: diameter 219-1420mm
Wall Thickness: 1.4-14mm
Length: 2-12m according to customers' requirements
Zinc coating for Hot Dipped Galvanized finish: 275-350g/m² standard
Technique: electronic resistance welded (ERW)
HS code: 7306309000
Standards:
ASTM A53, BS1387, DIN2440
SGS, ASTM-A53A, BS1387-1985
GB/T3091-2001, GB/T8162, GB/T8163:10#, 20#, 35#, 45#
16MN (Q345B)GR. A, GR. B, GR. C
ASTM A106 Gr. A, GR. B, GR. C
API 5L A B X42, X46, X52, X60, X65, X70, X80
Certificates: API 5L, API 5CT, ISO, CE
Material
Q195→grade B, SS330, SPHC, S185
Q215→grade C, CS Type B, SS330, SPHC
Q235→grade D, SS400, S235JR, S235JO, S235J2
Surface treatment:
1) Bared
2) Black painted (varnish coating)
3) Galvanized
4) With oiled
5) 3 PE, FBE, corrosion-resistant coating
6) As per request
Remarks:
1) Payment term: T/T, L/C
2) Trade terms: FOB/CFR/CIF
3) Minimum quantity of order: 2MT
4) Delivery period: 10 to 30 days
Section shape: round/square/rectangular
Object classification: decorative square tube, square tube machine tools, industrial machinery square pipe, chemical pipe,
steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube
End finish:
Plain/beveled ends or threaded with sockets/coupling and plastic caps, galvanized steel pipes
End protector:
1) Plastic pipe cap
2) Iron protector
3) As per request
Properties of products: hot galvanized square tube has good strength, toughness, ductility and welding process performance
and have good ductility, its alloy layer and the steel base firmly attached, so hot galvanized square tube can be cold-rolled,
brushed, bending and other forming without damaging
Usage:
Delivery of low pressure liquid such as water/gas/air/steam for heating and for machine structural purposes
Product Parameters
| Round Steel tube specification table |
| Nominal diameter |
Inch outside diameter |
Outside diameter |
Wall thickness |
| 15 |
1/2 |
20-22 |
0.7-2.75 |
| 20 |
3/4 |
24-26.5 |
0.7-2.75 |
| 25 |
1 |
31-33.4 |
0.7-3.75 |
| 32 |
1 1/4 |
40-42.5 |
0.7-4.0 |
| 40 |
1 1/2 |
46-48.3 |
0.7-7.0 |
| 50 |
2 |
57-60.3 |
0.7-7.0 |
| 65 |
2 1/2 |
74-76.3 |
0.7-7.0 |
| 80 |
3 |
86-89 |
0.7-8.0 |
| 100 |
4 |
111-114 |
0.8-9.0 |
| 125 |
5 |
138-140 |
0.9-9.0 |
| 150 |
6 |
164-165 |
1.0-11.5 |
| 200 |
8 |
218-219 |
1.1-12 |
Detailed Photos
Product Process
Certifications
Packaging & Shipping
Customer And Exhibition
Our Advantages
Who we are?
(1) China top 500 enterprises industry leading brands
(2) 15 years experience in manufacturing and exporting steel products since 2000
(3) For 10 consecutive years of the first production and sales
What we own?
8000 employees
59 ERW steel pipe production lines
36 hot-dip galvanized steel pipe production lines
24 square and rectangular steel pipe production lines
18 SSAW steel pipe production lines
16 steel-plastic complex steel pipe production lines
9 hot-dip galvanized square and rectangular steel pipe production lines
5 seamless steel pipe production lines
3 national accredited laboratory
1 Tianjin government accredited business technology center
Audited Supplier 
){kind=link}
){kind=link}