Golden Steel Material is a premier ISO-certified stockist based in Al Jubail. We supply high-performance pipes, fittings, valves, and flanges to the Oil & Gas and Industrial sectors across Saudi Arabia and the GCC.
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ASTM A671 EFW Steel Pipes – Leading supplier and global stockist of high-quality ASTM A671 electric-fusion-welded piping. Fabricated from premium pressure-vessel quality plates, A671 pipes are designed for critical high-pressure service at atmospheric and sub-zero temperatures. As a premier exporter, we provide a comprehensive inventory of ASTM A671 Grades CC60, CC65, and CC70 in various classes (Class 12, 22, 32), alongside ASME SA335 alloy stocks, ensuring robust performance for large-scale water transport, plant piping, and structural projects worldwide.
ASTM A671 EFW Carbon Steel Pipe
ASTM A671 Large Diameter Welded Pipe
ASTM A671 Heavy Wall EFW Pipe
| Type | ASTM A671 CC60 LSAW / SAW / EFW PIPE |
| ASTM A671 Standard | Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures |
| ASTM A672 Standard | Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures |
| Class Designation | Class 10, 11, 12, 13, 20, 21, 22, 23, 30, 31, 32, 33, 40, 41, 42, 43, 50, 51, 52, 53, 60, 61, 62, 63, 70, 71, 72, 73 |
| Outer Diameter (Size) |
EFW: 8-120 inch (219.1 - 3048mm) LSAW: 18-56 inch (457 - 1422mm) |
| Wall Thickness |
2 - 60mm SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS |
| Pipe Length | Single Random, Double Random, Fixed Length (SRL, DRL) 5m - 14m, 5.8m, 6m, 10m - 12m, 12m or custom request |
| Pipe Ends | Plain end, Beveled, Plastic caps protected, Square cut, Grooved, Threaded and Coupling |
| Surface Treatment | Bare, Black Painting, Varnished, Galvanized, Anti-corrosion Oiled, Hot dip galvanized, PE, PP, EP, FBE coating |
| Technical Methods | Hot-rolled / Cold-drawn / Hot-expanded |
| Testing Methods | Eddy current testing, Hydrostatic testing, Ultrasonic examination, NDT, Chemical and Physical property inspection |
| Packaging |
Small pipes: In bundles with strong steel strips Big diameter: Loose, covered with plastic woven bags; Suitable for lifting; 20ft/40ft containers or Bulk |
| Typical Application | Conveying oil, gas and water; Steam, air and water service at relatively low pressures; Refineries, Power Plants, Boilers, Ship Building, Heat Exchangers. |
| Delivery Condition | BKS, NBK, BK, BKW, GBK(+A), NBK(+N), BK(+C) |
ASTM A671 Pipe Seamless Pipe
ASTM A671 Pipe Welded Pipe
ASTM A671 Pipe ERW Pipe
ASTM A671 Pipe Galvanized Pipe
ASTM A671 Pipe LSAW Pipe
ASTM A671 Pipe SSAW Pipe
| Steel Grade | C (max) | Si | Mn | P (max) | S (max) |
|---|---|---|---|---|---|
| A45 | 0.17 | - | 0.98 | 0.035 | 0.035 |
| A50 | 0.22 | - | 0.98 | 0.035 | 0.035 |
| CA55 / A55 | 0.28 | - | 0.98 | 0.035 | 0.035 |
| B55 | 0.20 | - | 0.98 | 0.035 | 0.035 |
| CB60 / B60 | 0.24 | - | 0.98 | 0.035 | 0.035 |
| CB65 / B65 | 0.28 | - | 0.98 | 0.035 | 0.035 |
| CB70 / B70 | 0.31 | 0.13 - 0.45 | 1.30 | 0.035 | 0.035 |
| C55 | 0.18 | 0.13 - 0.45 | 0.55 - 0.98 | 0.035 | 0.035 |
| CC60 / C60 | 0.21 | 0.13 - 0.45 | 0.55 - 0.98 | 0.035 | 0.035 |
| CC65 / C65 | 0.24 | 0.13 - 0.45 | 0.79 | 0.035 | 0.035 |
| CC70 / C70 | 0.27 | 0.13 - 0.45 | 1.30 | 0.035 | 0.035 |
| Steel Grade | Yield Point (N/mm²) | Tensile Strength (N/mm²) | Elongation (%) | Weld Tensile (N/mm²) |
|---|---|---|---|---|
| A45 | 165 | 310 - 450 | 30 | 310 - 450 |
| A50 | 185 | 345 - 485 | 28 | 345 - 485 |
| CA55 / A55 | 205 | 380 - 515 | 27 | 380 - 515 |
| B55 | 205 | 380 - 515 | 27 | 380 - 515 |
| CB60 / B60 | 220 | 415 - 550 | 25 | 415 - 550 |
| CB65 / B65 | 240 | 450 - 585 | 23 | 450 - 585 |
| CB70 / B70 | 260 | 485 - 620 | 21 | 485 - 620 |
| C55 | 205 | 380 - 515 | 27 | 380 - 515 |
| CC60 / C60 | 220 | 415 - 550 | 25 | 415 - 550 |
| CC65 / C65 | 240 | 450 - 585 | 23 | 450 - 585 |
| CC70 / C70 | 260 | 485 - 620 | 21 | 485 - 620 |
| ASTM / ASME Grade (Carbon Steel) | ASTM / ASME Grade (EFW Pipe) |
|---|---|
| Gr CA55 Carbon Steel Pipe | Gr CA55 EFW Pipe |
| Gr CB60 Carbon Steel Pipe | Gr CB60 EFW Pipe |
| Gr CB65 Carbon Steel Pipe | Gr CB65 EFW Pipe |
| Gr CB70 Carbon Steel Pipe | Gr CB70 EFW Pipe |
| Gr CC60 Carbon Steel Pipe | Gr CC60 EFW Pipe |
| Gr CC65 Carbon Steel Pipe | Gr CC65 EFW Pipe |
| Gr CC70 Carbon Steel Pipe | Gr CC70 EFW Pipe |
| Gr CD70 Carbon Steel Pipe | Gr CD70 EFW Pipe |
| Gr CD80 Carbon Steel Pipe | Gr CD80 EFW Pipe |
Note: All the above grades are available in both ASTM A671 (Standard Specification) and ASME SA671 (Boiler and Pressure Vessel Code) compliance, suitable for atmospheric and lower-temperature service.
| Industrial Locations & Keywords |
|---|
| Riyadh Industrial Cities (1st, 2nd, 3rd & Sudair) |
| Jeddah Industrial Cities (1st, 2nd & 3rd) |
| Dammam Industrial Areas (1st, 2nd & 3rd) |
| Jubail Industrial City |
| Yanbu Industrial City |
| Rabigh Industrial City |
| Al Khobar Industrial Area |
| Al Ahsa Industrial City |
| Madinah Industrial City |
| Makkah Industrial City |
| Taif Industrial City |
| Tabuk Industrial City |
| Jazan Industrial City |
| Industrial supplier in Saudi Arabia |
| Pipe fittings supplier in Jubail / Dammam / Riyadh |
| Flange and valve supplier Saudi Arabia |
| Fast delivery industrial materials KSA |
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