This specification covers resistance welded carbon and alloy steel pipe for use as mechanical tubing. This specification covers mechanical pipe made of hot-rolled or cold-rolled steel. The specification covers round, square, rectangular and special-shaped pipes.
ERW Tubing from Hot-Rolled Steel:
OD: 1/2" - 15" (12.7 - 380mm)
WT: 0.065" - 0.650" (1.65 - 16.5mm)
ERW Tubing from Cold-Rolled Steel:
OD: 3/8" - 12" (9.5 - 300mm)
WT: 0.022" - 0.134" (0.56 - 3.40mm)
| Specification: | Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing |
| Application: | For Mechanical Tubing |
| Grade: | 1010 1015 1020 and Other Carbon and Alloy Steel |
| Section of Shape: | Round or Square or Rectangular or Special Shape |
| Outside Diameter: | DN15 to DN375 according to ASTM A513 |
| Wall Thickness: | According to ASTM A513 or Specified |
| Length of Pipe: | Fixed 5.8/6 Meters or SRL/DRL or Specified |
| Permissible Variations: | According to ASTM A513 Standard |
| End of Finish: | Plain End & Beveled End |
| Heat treatment: | Heat Treated |
| Surface: | Bare or Coated Protective Paint or Anticorrosive Coating |
| MTC: | Mill Test Certificate according to ASTM A1016/EN 10204 3.1B |
| MOQ: | 30 Tons |
| Transportation: | FCL&LCL by sea |
| Delivery: | 30 days after signed contract |
| Payment: | L/C or T/T or D/P or O/A |
Hardness Limits and Tensile Properties for Round Tubing |
|||||
|---|---|---|---|---|---|
| Yield Strength, Ksi (MPa), min | Ultimate Strength, ksi (MPa), min | Elongation in 2 in. or 50 mm. % min | RB min | RB max | |
| As-Welded Tubing | |||||
| 1008 | 30 (207) | 42 (290) | 15 | 50 | |
| 1010 | 32 (221) | 45 (310) | 15 | 55 | |
| 1015 | 35 (241) | 48 (331) | 15 | 58 | |
| 1020 | 38 (262) | 52 (359) | 12 | 62 | |
| 1026 | 45 (310) | 62 (427) | 12 | 68 | |
| Normalized Tubing | |||||
| 1008 | 23 (159) | 38 (262) | 30 | 65 | |
| 1010 | 25 (172) | 40 (276) | 30 | 65 | |
| 1015 | 30 (207) | 45 (310) | 30 | 70 | |
| 1020 | 35 (241) | 50 (345) | 25 | 75 | |
| 1026 | 40 (276) | 60 (414) | 25 | 85 | |
| Sink-Drawn Tubing | |||||
| 1008 | 38 (262) | 38 (262) | 8 | 65 | |
| 1010 | 40 (276) | 40 (276) | 8 | 65 | |
| 1015 | 45 (310) | 45 (310) | 8 | 67 | |
| 1020 | 50 (345) | 50 (345) | 8 | 70 | |
| 1026 | 55 (379) | 55 (379) | 7 | 77 | |
| Mandrel-Drawn Tubing | |||||
| 1008 | 50 (345) | 60 (414) | 5 | 73 | |
| 1010 | 50 (345) | 60 (414) | 5 | 73 | |
| 1015 | 55 (379) | 65 (448) | 5 | 77 | |
| 1020 | 60 (414) | 70 (483) | 5 | 80 | |
| 1026 | 70 (483) | 80 (552) | 5 | 85 | |
| Mandrel-Drawn Stress-Relieved Tubing | |||||
| 1008 | 45 (310) | 45 (310) | 55 (379) | 12 | 68 |
| 1010 | 45 (310) | 45 (310) | 55 (379) | 12 | 68 |
| 1015 | 50 (345) | 50 (345) | 60 (414) | 12 | 72 |
| 1020 | 55 (379) | 55 (379) | 65 (448) | 10 | 75 |
| 1026 | 65 (448) | 65 (448) | 75 (517) | 10 | 80 |
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