SA178a Annealed ASTM A178 ERW Heat Exchanger Tubes
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
| Minimum Order Quantity : | 1 Ton | Price : | USD 1000-2000 Per Ton |
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| Packaging Details : | In bundles | Delivery Time : | 4-6 Weeks |
| Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability : | 500 Tons Per Month |
| Place of Origin: | Zhejiang China | Brand Name: | TORICH |
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| Certification: | ISO 9001 | Model Number: | ASTM A672 |
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Detail Information |
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| High Light: | ASTM A 556 Pipe,A 556 Carbon Seamless Pipe,TORICH Carbon Seamless Pipe |
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Product Description
ASTM A 556 Seamless Cold-Drawn Carbon Steel Tubes In Tubular Feed Water Heaters
This standard is issued under the fixed designation A556/A556M；the number immediately following the designation indicate the year of original adoption or,in the case of revision,the year of last revision. A number in parentheses indicates the year of last reapproval.
A superscript epsilon indicates an editorial change since the last revision or reapproval.
This specification covers minimum-wall-thickness, seamless cold-drawn carbon steel tubes including bending into the form of U-tubes,if specified,for use in tubular feed water heaters.
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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| TORICH INTERNATIONAL LIMITED |
| Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China |
| 86-574-88086983 |
| sales@steel-tubes.com |