Boiler / Superheater Welded Steel Pipe Astm A178 Erw Round Shape 0.9 - 9.1mm WT Size
Brand Name:New Era
Certification:ISO9001 ISO14001 TS16949
Model Number:ASTM A178
Minimum Order Quantity:5 tons
Delivery Time:45 days
Payment Terms:T/T
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No.101 Shijing East Road, Tudian Town, Tongxiang, China
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Product Details
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Product Details
ASTM A178 ERW carbon steel and carbon manganese steel boiler and superheater tubes,boiler tube/pipe
Material: Carbon steel and carbon manganese steel
Production: Electric Resistance Welding
Size range: O.D.: 12.7-127mm W.T.:0.9-9.1mm L: according to customer
requirement
Applications: For Boilers, Superheaters, Heat-Exchangers, Condensers, Boiler
flues, Superheater flues and Safe ends
Heat treatment:
After welding, all tubes are heat treated at a temperature of 1650℉
(900℃) or higher and followed by cooling in air or in the cooling
chamber of a controlled atmosphere furnace.
Cold-Drawn tubes are heat treated after the final cold-draw pass at
a temperature of 1200℉(650℃)or higher.
Tests and Inspection:
Tensile Test
Crush Test
Mechanical Test
- Flattening Test
- Flange Test
Chemical Properties
| Element | Grade A,Low-Cabon Steel | Grade C,Medium-Carbon Steel | Grade D, | |
| Carbon | 0.06-0.18 | 0.35 Max | 0.27Max | |
| Manganese | 0.27-0.63 | 0.80Max | 1.00-1.50 | |
| Phosphorus,Max | 0.035 | 0.035 | 0.030 | |
| Sulfur,Max | 0.035 | 0.035 | 0.015 | |
| Silicon | - | - | 0.10 min | |
| Mechanical Properties | Grade A | Grade C | Grade D | |
| Tensile Strength:min ksi(Mpa) | 47(325) | 60(415) | 70(485) | |
| Yield Point:min ksi(Mpa) | 26(180) | 37(255) | 40(275) | |
| Elongation | ≥35% | ≥30% | ≥30% | |
Tolerance for OD and WT(SA-450/SA-450M)
| OD in(mm) | + | - | WT in(mm) | + | - |
| <1''(25.4) | 0.10 | 0.10 | ≤1.1/2''(38.1) | 20% | 0 |
| 1''~1.1''(25.4~38.1) | 0.15 | 0.15 | >1.1/2''(38.2) | 22% | 0 |
| >1.1/2''~<2''(38.1~50.8 | 0.20 | 0.20 | |||
| 2''~<2.1/2''(50.8~63.5) | 0.25 | 0.25 | |||
| 2.1/2''~<3''(63.5~76.2) | 0.30 | 0.30 | |||
| 3''~<4''(76.2~101.6) | 0.38 | 0.38 | |||
| 4''~<7.1/2''(101.6~190.5) | 0.38 | 0.64 | |||
| >7.1/2~9''(190.5~228.6) | 0.38 | 1.14 |
FAQ:
1. Can you provide a sample to check the quality?
We can provide free sample with same or similar sizes for you to
check tube quality.
You need to in charge of Express costs.
2. How about your production capacity?
3000 tons/Month.
3. What are your terms of payment?
30%TT in advance, Balance to be paid before shipment.
4. Where is your factory?
Jiaxing city, 2 hours away from Shanghai.
5. How can I get the quotation A.S.A.P?
Please send us an inquiry with full details as following,quotation
will sent to you A.S.A.P:
1). Tube Standard
2). Steel Grade
3). Tube Size and Size Tolerance
4). Tube length
5). Quantity
6). If any special requirements
6. How about the minimum order quantity?
Normally for one size above 1 ton.
Welcome to contact us! Thanks.
Boiler / Superheater Welded Steel Pipe Astm A178 Erw Round Shape 0.9 - 9.1mm WT Size
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