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 |
---|---|---|---|
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 |
---|---|---|---|
Certification: | ISO 9001 | Model Number: | ASTM A556 |
Detail Information |
|||
High Light: | Astm A556 U Tubes,U Astm A556 Tubes,Tubular Water Heaters U Tubes |
---|
Product Description
Astm A556 Grade A2 Grade B2 Grade C2 U-Tubes For Use In Tubular Feed Water Heaters
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
Enter Your Message