ASTM A556 Gr A2 Gr B2 Gr C2 Seamless Carbon Steel Tube For Boiler
Price:
USD1000-1300/ton
MOQ:
10 Tons
Delivery Time:
35-45days
Brand:
TORICH
Product Description
ASTM A 556 Gr A2 Gr B2 Gr C2Seamless Carbon Steel Tube for Boiler
Size : from 5/8 to 1 1/4-in 15.9-31.8mm
Outerside diameter,inclusive,with minimum wall thickness equal to or greater than 0.045inch (1.1mm)
Order Information:
OD: 5/8’’- 1 1/4” (15.9-31.8mm)
WT: ≥ 0.045’’ 1.1mm
OD Tolerance : 0,+20%
Chemical Requirement :
|
Element | Composition ,% | ||
| Grade A2 | Grade B2 | Grade C2 | |
| Carbon, max | 0.18 | 0.27 | 0.30 |
| Manganese | 0.27-0.63 | 0.29-0.93 | 0.29-1.06 |
| Phosphorus, max | 0.035 | 0.035 | 0.035 |
| Sulfur, max | 0.035 | 0.035 | 0.035 |
| Silicon , min | ... | 0.10 | 0.10 |
Hardness Requirement
| Grade A2 | HR B 72 |
| Grade B2 | HR B 79 |
| Grade C2 | HR B 89 |
Tensile Requirements
| Grade A2 | Grade B2 | Grade C2 | |
| Tensile strength,min,ksi(Mpa) | 47(320) | 60(410) | 70(480) |
| Yield Strength,min,ksi(Mpa) | 26(180) | 37(260) | 40(280) |
| Elongation in 2 in or 50min, min,%(longitudinal) | 35 |
30 | 30 |
Reference documents:
ASTM standard.
A450/A450M Specification for General Requirement for Carbon and Low Alloy Steel Tubes
E30 Test Methods for Chemical Analysis of Steel,Cast Iron,Open-Hearth Iron and Wrought Iron
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Company
TORICH INTERNATIONAL LIMITED
Location
Suite 1604-3, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
Contact Person
Richard SHEN