Product Description
Basic Information
ASTM A501 SEAMLESS HOLLOW SECTION
Standard: ASTM A501
Grade: GR.A, GR.B, GR.C
Type: Seamless
Outside Diameter: 20*20 - 1200*1200 Wall Thickness:1.3 - 50mm
Outside Diameter: 20*30 - 1200*1500 Wall Thickness:1.2 - 50mm
Length: 5.8m, 6m, 12m, or as your required
Pipe End: flat end/ chamfer end/ groove/ thread
Coating: Black/ varnish/ 3PE/ galvanized/ fused epoxy coating
Chemical Composition
COMPOSITION, % | ||||
| GRADE A | GRADE B,C | ||
| HEAT ANALYSIS | PRODUCT ANALYSIS | HEAT ANALYSIS | PRODUCT ANALYSIS |
Carbon(C),max | 0.26 | 0.30 | 0.22 | 0.26 |
Manganese(Mn),max | no requirement | no requirement | 1.40 | 1.45 |
Phosphorus(P),max | 0.035 | 0.045 | 0.030 | 0.040 |
Sulfur(S),max | 0.035 | 0.045 | 0.020 | 0.030 |
Copper(Cu),min | 0.20 | 0.18 | 0.20 | 0.18 |
Physical Requirement
ASTM A501 Tensile and Impact Requirements | |||||||
| Wall Thickness | GRADE A | GRADE B | GRADE C | |||
TENSILE STRENGTH,min | All | 58000psi | 400MPa | 65000psi | 448MPa | 70000psi | 483MPa |
| WT≤25mm | 39000psi | 270MPa | 46000psi | 315MPa | 50000psi | 345MPa |
| 25mm<WT≤50mm | 38000psi | 260MPa | 45000psi | 310MPa | 49000psi | 340MPa |
YIELD STRENGTH,min | 50mm<WT≤76mm | 36500psi | 250MPa | 42500psi | 290MPa | 47500psi | 330MPa |
| 76mm<WT≤100mm | 35000psi | 240MPa | 40000psi | 280MPa | 46000psi | 315MPa |
ELONGATION,min |
| 25% | 24% | 23% | |||

Advantages of ASTM A501 Seamless Hollow Section:

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