General Engineering Seamless Boiler Tube Structural Circular Type Heat Treatment
Price:
Negotiation
MOQ:
1 tons
Delivery Time:
45 days
Brand:
New Era
Product Description
Product Name: EN10297-1 General Engineering Purposes Seamless Structural Circular Steel Tubes
Application: For seamless circular tubes made of non-alloy and alloy steels for mechanical and general engineering purposes
Size(mm): O. D.: 8-256 W. T.: 1-30 L: Max 12000mm
Application: For seamless circular tubes made of non-alloy and alloy steels for mechanical and general engineering purposes
Size(mm): O. D.: 8-256 W. T.: 1-30 L: Max 12000mm
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 or Cold Rolling, On line inspection
5. Heat Treatment
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.
| Product Name | En10297-1 Seamless Cold Drawn Circular Boiler Tube |
| Material | E235 E275 E355 E470 |
| Delivery Condition | Heat Treatment |
| Standard | En10297-1 |
| Application | Heat Exchanger, Condensers and similar heat transfer apparatus |
| Certificate | ISO 9001 |
| HS code | 7304319000 |
| Delivery Time | 45 days |
| Packing | Bundles or Wooden Boxes |
| Steel grade | C | Si | Mn | P | S | Cr | Mo | Ni | Other elements | |
| Steel name | Steel number | |||||||||
| E235 | 1.0308 | ≤ 0.17 | ≤ 0.35 | ≤ 1.20 | ≤ 0.030 | ≤ 0.035 | ||||
| E275 | 1.0225 | ≤ 0.21 | ≤ 0.35 | ≤ 1.40 | ≤ 0.030 | ≤ 0.035 | Al ≥ 0.010 | |||
| E315 | 1.0236 | ≤ 0.21 | ≤ 0.30 | ≤ 1.50 | ≤ 0.030 | ≤ 0.035 | N≤ 0.020 | |||
| E355B | 1.0580 | ≤ 0.22 | ≤ 0.55 | ≤ 1.60 | ≤ 0.030 | ≤ 0.035 | Nb≤ 0.07 | |||
| E470 | 1.0536 | 0.16--0.22 | 0.10— 0.50 | 1.30— 1.70 | ≤ 0.030 | ≤ 0.035 | V 0.08/0.15 | |||
| Steel Grade | Condition | Minimum tensileproperties | |||||||||||
| Steel name | Steel number | Delivery condition | Yield strength(REH)Mpa b | Tensile strength(RM)Mpa | Elongation A | ||||||||
| For T in mm | For T in mm | % | |||||||||||
| ≤ 16 | more than 16 | more than 40 | more than 65 | more than 80 | ≤ 16 | more than 16 | more than 40 | more than 65 | l | t | |||
| ≤ 40 | ≤ 65 | ≤ 80 | ≤ 100 | ≤ 40 | ≤ 65 | ≤ 100 | - | - | |||||
| E235 | 1.0308 | +AR or +N | 235 | 225 | 215 | 205 | 195 | 360 | 360 | 360 | `340 | 25 | 23 |
| E275 | 1.0225 | +AR or +N | 275 | 265 | 255 | 245 | 235 | 410 | 410 | 410 | 380 | 22 | 20 |
| E315 | 1.0236 | +AR or +N | 315 | 305 | 295 | 280 | 270 | 450 | 450 | 450 | 420 | 21 | 19 |
| E355 | 1.0580 | +AR or +N | 355 | 345 | 335 | 315 | 295 | 490 | 490 | 490 | 470 | 20 | 18 |
| E470 | 1.0536 | +AR | 470 | 430 | - | - | - | 650 | 600 | 17 | 15 | ||

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.
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.
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Company
NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD
Location
No.101 Shijing East Road, Tudian Town, Tongxiang, China
Contact Person
Denny