High pressure Heat Exchanger Tubes for oil , gas , steam , cold drawn steel pipes
ASTM A213 Seamless heat exchanger tube
Specifications:
Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling
Ends: BE/PE, ends caps
Marking: as per requirement
Delivery Condition: Annealed/Normalized/Tempered
Size:(mm)
OD:12.7 – 127mm (1/2 – 5 in.)
WT: 0.4 – 12.7mm (0.015 – 0.5in.) (WT IS MIN WT)
or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length
Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement
CHEMICAL COMPOSITION (%):
|
Grade |
C |
Mn |
P≤ |
S≤ |
Si |
Cr |
Mo |
|
T5 |
≤0.15 |
0.30-0.60 |
0.025 |
0.025 |
≤0.50 |
4.00-6.00 |
0.45-0.65 |
|
T11 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.25-1.00 |
1.00-1.50 |
0.44-0.65 |
|
T12 |
0.05-0.15 |
0.30-0.61 |
0.025 |
0.025 |
0.80-1.25 |
0.80-1.25 |
0.44-0.65 |
|
T22 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
1.90-2.60 |
1.90-2.60 |
0.87-1.13 |
|
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
DIMENSION TOLERANCE:
|
OD (mm) |
+ |
− |
|
10.29—48.3 |
0.4 |
0.4 |
|
<48.3—-≤114.3 |
0.79 |
0.79 |
|
<114.3—≤219.1 |
1.59 |
0.79 |
|
<219.1—≤323.9 |
2.38 |
0.79 |
|
<323.9 |
±1% |
|
INSPECTION AND TEST:
CHEMICAL COMPOSTION TEST. MECHANICAL PROPERTIES TEST(tensile strength, yield strength, elongation, flaring, flattening, hardness, etc). SURFACE AND DIMENSION CHECK. NON-DESTRUCTIVE TEST(eddy current test/ultrasonic test), HYDRAULIC TEST.
Description:
ASTM A213 Seamless boiler steel tube
Size range from OD: 12.7 – 127mm (1/2 – 5 in.) WT: 0.4 – 12.7mm (0.015 – 0.5in.), or as per customer’s requirement.
Top quality products
Applications:
Mianly used for boiler, boiler flue, including safe ends, arch and stay tubes. Superheater. Heat-exchanger and other heat supply/heat transfer equipment. Petro-chemical industry, transportation of fluids, water, oil, gas, steam etc.
Competitive Advantage:
Advanced equipments. Sincere , truth and careful attitude on communication and production. Very serious attitude on quality contral.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.