Electric Resistance Welding Round Tubing , Heat Exchanger Carbon Steel Seamless Pipes ASTM A178 / A178M
ASTM A178 Electric resistance welded carbon steel and carbon manganese steel boiler and superheater tubes
1. Applications: for Boilers,Superheaters, Heat-Exchangers, Condensers, Boiler flues, superheater flues and safe ends
2. Material: Carbon Steel and carbon manganese steel
3. Production: Electric Resistance Welding
4. Size range: O.D.:6-127mm W.T.:0.9-9.1mm L: according to customer requirement
5. Commonly sizes :
OD 3/8" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 2" 2-1/4" 2-1/2" 3"
WT
BWG
9---3.76
10---3.40
11---3.05
12---2.77
13---2.41
14---2.11
15---1.83
16---1.65
17---1.473
18---1.244
19---1.067
Torich steel tubes supply welded steel tubes of material Gr A C D with varying sizes as per standard ASTM A178 which commonly used in Boiler.
6. Other relative standard :SA-214 Electric-resistance welded carbon steel heat exchanger and condenser tubes
SA-226 Electric-resistance welded carbon steel boiler and super heater tubes for high pressure service
ASTM A178 / A178M Electric Resistance Welding Carbon Steel Heat Exchanger Tubes Packing Details : In bundles or in wooden boxes packaging
Delivery Details : 30-60days
In hexagonal bundles packaging with woven
In wooden boxes.
QUALITY CONTROL
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking.
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
Impact Testing
Tensile Strength Testing
Chemical Composition Testing
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample of ASTM A178 / A178M Electric Resistance Welding Carbon Steel Heat Exchanger Tubes for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
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