Carbon Steel Welded Pipe/Tube
A carbon steel welded pipe in ERW, SSAW, and LSAW types to API 5L, ASTM A53, GB/T 9711, diameters 21.3-2540mm, for structural and pipeline use.
Product Introduction
STANDARD：
A795、API 5L、ASTM A53、ASTM A252、DIN 1626、ISO559、ISO 3183.1/2、
KS 4602、GB/T 3091、GB/T9711.1/2、GB/T 14291、YB/T 4028
MATERIAL:
Q195, Q215, Q235, GRA, GRB, X42, X52, X56, X60, X65, X70, J55,
K55.N80 ETC.
SIZE:
ERW PIPE: OD: 21.3-508MM WT:2.5-12.7MM
SSAW PIPE: OD:219.1-2540MM WT:4-20MM
LSAW PIPE: OD:219.1-2540MM WT:4-20MM
SQUARE PIPE: OD:20*20-400*400MM WT:1.2-10MM
RECTANGULA PIPE: OD:30*20-500*300MM WT:1.5-14MM
APPLICATION:
low-medium pressure fluid, coal gas transportation, heating steam supply, thermoelectricity, project construction, bridge structure, oil and natural gas pressure steel tube.
I.Carbon Steel ERW & LSAW Pipe
Material: Gr. A, Gr. B, X42, X52, X56, X60, X 65, X70, P11, ST35, ST52, S235JR, etc.
Standard: ASTM A53, A252, A500, EN10255, DIN2440, JIS G3452, BS1387 etc
Outside Diameter:
ERW: 1/2” – 20” (21.3MM – 508MM)
LSAW: 8” – 100” (219.1MMMM – 2540MM)
Wall Thickness:
ERW: 2.5MM – 12.7MM
LSAW: 4MM – 20MM
Length: 2 Meters – 14 Meters
End: Plain End (PE), Beveled End (BE) etc.
End Protector: Plastic Pipe Cap
Surface: Black Varnish, Galvanized, 3PE, FBE etc.
Welded method: Electric Resistance Welding (ERW), Longitudinal Submerged Arc Welding (LSAW)
II.Carbon Steel SSAW Pipe
SSAW: Spirally Submerged Arc Welding
Material: Gr. A, Gr. B, X42, X52, X56, X60, X 65, X70, P11, ST35, ST52, S235JR, etc.
Standard: ASTM A53, A252, A500, EN10255, DIN2440, JIS G3452, BS1387 etc
Outside Diameter:8” – 100” (219.1MM – 2054MM)
Wall Thickness: 4MM – 40MM
Length: 6 Meters – 18 Meters
Surface: Black Varnish, Galvanized, 3PE, FBE etc.
IV.Carbon Steel Welded Square and Rectangular Pipe
1. Carbon Steel Welded Square Pipe
Material: Gr. A, Gr. B, Gr. C
Standard: ASTM A500
Surface: Black Varnish, Galvanized
Size:
A: Length, B: Width, C: Wall Thickness
| A | B | C | A | B | C | A | B | C |
|---|---|---|---|---|---|---|---|---|
| MM | MM | MM | MM | MM | MM | MM | MM | MM |
| 16 | 16 | 0.4 - 1.5 | 75 | 75 | 2.0 - 6.0 | 350 | 350 | 8.0 - 30.0 |
| 18 | 18 | 0.4 - 1.5 | 80 | 80 | 2.0 - 6.0 | 380 | 380 | 8.0 - 30.0 |
| 20 | 20 | 0.4 - 1.5 | 85 | 85 | 2.0 - 6.0 | 400 | 400 | 8.0 - 30.0 |
| 25 | 25 | 0.6 - 2.0 | 95 | 95 | 2.0 - 8.0 | 420 | 420 | 10.0 - 30.0 |
| 30 | 30 | 0.6 - 4.0 | 100 | 100 | 2.0 - 8.0 | 450 | 450 | 10.0 - 30.0 |
| 34 | 34 | 1.0 - 2.0 | 120 | 120 | 4.0 - 8.0 | 480 | 480 | 10.0 - 30.0 |
| 35 | 35 | 1.0 - 4.0 | 150 | 150 | 6.0 - 10.0 | 500 | 500 | 10.0 - 30.0 |
| 38 | 38 | 1.0 - 4.0 | 180 | 180 | 6.0 - 12.0 | 550 | 550 | 10.0 - 40.0 |
| 40 | 40 | 1.0 - 4.5 | 200 | 200 | 6.0 - 30.0 | 600 | 600 | 10.0 - 40.0 |
| 44 | 44 | 1.0 - 4.5 | 220 | 220 | 6.0 - 30.0 | 700 | 700 | 10.0 - 40.0 |
| 45 | 45 | 1.0 - 5.0 | 250 | 250 | 6.0 - 30.0 | 800 | 800 | 10.0 - 50.0 |
| 50 | 50 | 1.0 - 5.0 | 280 | 280 | 6.0 - 30.0 | 900 | 900 | 10.0 - 50.0 |
| 60 | 60 | 1.5 - 5.0 | 300 | 300 | 8.0 - 30.0 | 1000 | 1000 | 10.0 - 50.0 |
| 70 | 70 | 2.0 - 6.0 | 320 | 320 | 8.0 - 30.0 |
2. Carbon Steel Welded Rectangular Pipe
Material: Gr. A, Gr. B, Gr. C
Standard: ASTM A500
Surface: Black Varnish, Galvanized
Size:
A: Length, B: Width, C: Wall Thickness
| A | B | C | A | B | C | A | B | C |
|---|---|---|---|---|---|---|---|---|
| MM | MM | MM | MM | MM | MM | MM | MM | MM |
| 10 | 20 | 0.6 - 1.5 | 50 | 80 | 2.0 - 5.0 | 450 | 250 | 8.0 - 30.0 |
| 14 | 21 | 0.6 - 1.5 | 50 | 100 | 2.0 - 8.0 | 400 | 300 | 8.0 - 30.0 |
| 15 | 30 | 1.5 - 1.5 | 60 | 80 | 2.0 - 6.0 | 400 | 350 | 8.0 - 30.0 |
| 15 | 38 | 0.6 - 1.5 | 80 | 100 | 2.0 - 8.0 | 500 | 200 | 10.0 - 30.0 |
| 20 | 30 | 0.6 - 2.0 | 120 | 60 | 2.5 - 10.0 | 500 | 250 | 10.0 - 30.0 |
| 20 | 40 | 0.8 - 2.0 | 120 | 80 | 2.5 - 10.0 | 500 | 300 | 10.0 - 30.0 |
| 20 | 50 | 1.0 - 2.0 | 150 | 100 | 2.5 - 12.0 | 500 | 350 | 10.0 - 30.0 |
| 22 | 35 | 0.9 - 2.0 | 180 | 150 | 2.5 - 12.0 | 500 | 400 | 10.0 - 30.0 |
| 25 | 40 | 0.9 - 3.75 | 200 | 100 | 4.0 - 12.0 | 500 | 450 | 10.0 - 30.0 |
| 25 | 65 | 1.0 - 2.0 | 200 | 150 | 4.0 - 12.0 | 600 | 200 | 10.0 - 28.0 |
| 30 | 40 | 1.0 - 3.75 | 250 | 150 | 6.0 - 12.0 | 600 | 400 | 10.0 - 28.0 |
| 30 | 45 | 1.0 - 3.75 | 250 | 100 | 6.0 - 12.0 | 600 | 500 | 10.0 - 28.0 |
| 30 | 50 | 1.0 - 4.0 | 250 | 200 | 6.0 - 30.0 | 800 | 400 | 10.0 - 28.0 |
| 30 | 60 | 1.0 - 4.5 | 300 | 150 | 6.0 - 30.0 | 800 | 600 | 10.0 - 28.0 |
| 40 | 50 | 1.0 - 4.5 | 300 | 200 | 6.0 - 30.0 | 800 | 700 | 10.0 - 28.0 |
| 40 | 60 | 1.0 - 5.0 | 300 | 250 | 6.0 - 30.0 | 1000 | 400 | 10.0 - 28.0 |
| 40 | 80 | 1.5 - 5.0 | 400 | 250 | 8.0 - 30.0 | 1000 | 500 | 10.0 - 28.0 |
| 40 | 100 | 2.0 - 5.0 | 400 | 300 | 8.0 - 30.0 | 1000 | 600 | 10.0 - 28.0 |
| 50 | 60 | 2.0 - 5.0 | 450 | 200 | 8.0 - 30.0 | 1000 | 800 | 10.0 - 28.0 |