SA178a Annealed ASTM A178 ERW Heat Exchanger Tubes
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
Minimum Order Quantity : | 5 Tons | Price : | USD900-1200/ton |
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Packaging Details : | In wooden boxes or hexagonal bundles in seaworthy packing | Delivery Time : | 35-45days |
Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
Place of Origin: | CHINA | Brand Name: | TORICH |
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Model Number: | JIS G3461 |
Detail Information |
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Product Name: | Carbon Steel Boiler And Heat Exchanger Tube | Model No: | JIS G3461 |
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Technique: | Cold Drawn | Steel Grade: | STB35 STB42 STB52 |
Type: | Seamless/Welded | Alloy Or Not: | Not Alloy |
Section Shape: | Round | Application: | For Boilers,Superheaters |
High Light: | STB35 Carbon Steel Boiler Tube,JIS G3461 Heat Exchanger Tube |
Product Description
JIS G3461 Carbon Steel Tubes for Boiler and Heat Exchanger
Technique: Cold-finished, hot-finished, ERW
Chemical Composition:
Grade | Process | Chemical Composition (%) | ||||||||
C | Si | Mn | P | S | Ni | Cr | Mo | Others | ||
STB35 | S, E | 0.18Max | 0.35Max | 0.30~0.60 | 0.035Max | 0.035Max | - | - | - | - |
STB42 | S, E | 0.32Max | 0.35Max | 0.30~0.60 | 0.035Max | 0.035Max | - | - | - | - |
STB52 | S, E | 0.25Max | 0.35Max | 1.00~1.50 | 0.035Max | 0.035Max | - | - | - | - |
Mechanical Properties:
Symbol of class | Tensile strength
N/mm2 {kgf/mm2} |
Yield point or proof stress N/mm2 {kgf/mm2} |
Elongation % | ||
Outside diameter 20mm or over | Outside diameter 10mm or over to and excl. 10mm | Outside diameter under 10mm | |||
No. 11 test piece No. 12 test piece | No. 11 test piece | No. 11 test piece | |||
STB340
STB410 STB510 |
340{35}min.
410{42} min. 510{52} min. |
175{18} min.
255{26} min. 295{30} min. |
35 min.
25 min. 25 min. |
30 min.
20 min. 20 min. |
27 min.
17 min. 17 min. |
Manufacture Method:
Symbol of class | Heat treatment | ||||
Hot finished seamless steel tube | Cold finished seamless steel tube | Electric resistance welded steel tube other than hot finished or cold finished steel tube | Finished electric resistance welded steel tube | Fold finished electric resistance welded steel tube | |
STB 340 | As manufactured, as required, low temperature annealing or normalizing may be performed. | Low temperature annealing, normalizing or full annealing. | Normalizing | As manufactured. However, as required, low temperature annealing or normalizing may be performed. | Normalizing |
STB 410 | As manufactured. However, as required, low temperature annealing or normalizing may be performed. | Low temperature annealing, normalizing or full annealing. | Normalizing | Low temperature annealing | |
STB 510 | Normalizing |
Product Pictures:
Company Introduction:
Packaging and Delivery:
FAQ:
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free sampleas?
A: Yes, we could offer the sample 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.
If you have another question, pls feel free to contact us.
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