YUHONG HOLDING GROUP CO., LTD
| Payment Terms | T/T, L/C AT SIGHT |
| Supply Ability | According to Clients' requirements |
| Delivery Time | 35-60 Days (Depend on Customer's Requirements) |
| Packaging Details | Ply-wooden Cases with Plastic Caps on Tube's Both Ends |
| Product Name | Low Alloy Steel Welded Tube |
| Tube Specification | ASTM A423/ ASME SA423 |
| Tube material | Gr.1 |
| Tube Type | ERW |
| Tube's OD&WE | Depend on Customer |
| Tube's length | Depend on Customer |
| Tube's End | Plain end |
| Application | Superheater, Heat-Exchanger, Boiler |
| Brand Name | YuHong |
| Model Number | ASME SA423 GR.1 ERW Tube |
| Certification | ISO, ABS, BV, ISO, ASTM, SGS |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C AT SIGHT | Supply Ability | According to Clients' requirements |
| Delivery Time | 35-60 Days (Depend on Customer's Requirements) | Packaging Details | Ply-wooden Cases with Plastic Caps on Tube's Both Ends |
| Product Name | Low Alloy Steel Welded Tube | Tube Specification | ASTM A423/ ASME SA423 |
| Tube material | Gr.1 | Tube Type | ERW |
| Tube's OD&WE | Depend on Customer | Tube's length | Depend on Customer |
| Tube's End | Plain end | Application | Superheater, Heat-Exchanger, Boiler |
| Brand Name | YuHong | Model Number | ASME SA423 GR.1 ERW Tube |
| Certification | ISO, ABS, BV, ISO, ASTM, SGS | Place of Origin | China |
| High Light | ASME SA423 seamless boiler tubes ，Welded seamless boiler tubes ，GR.1 water wall tube | ||
ASME SA423 Grade 1 Electric Resistance Welded (ERW) tube is a low-alloy steel tube manufactured using the electric resistance welding process. This specification covers low-alloy steel tubes designed for high-temperature and high-pressure service, particularly in boilers and heat exchangers, with excellent resistance to atmospheric corrosion.
| Composition, % | Grade 1 | Grade 2 | Grade 3 |
|---|---|---|---|
| Carbon, max | 0.15 | 0.15 | 0.15 |
| Manganese | 0.55 max | 0.50-1.00 | 0.70-1.40 |
| Phosphorus | 0.06-0.16 | 0.04 max | 0.020 max |
| Sulfur, max | 0.060 | 0.05 | 0.020 |
| Silicon | 0.10 min | ... | 0.55 max |
| Copper | 0.20-0.60 | 0.30-1.00 | 0.25-0.45 |
| Chromium | 0.24-1.31 | ... | ... |
| Nickel | 0.20-0.70 | 0.40-1.10 | 0.50 max |
| Molybdenum | ... | 0.10 min | 0.20 max |
| Antimony | ... | ... | 0.05-0.15 |
| Property | Grades 1 and 2 | Grade 3 |
|---|---|---|
| Tensile Strength | 415 MPa (60,000 psi) | 380 MPa (55,000 psi) |
| Yield Strength | 255 MPa (37,000 psi) | 230 MPa (33,000 psi) |
| Elongation, min (%), (in 50 mm / 2 in) | 25 | 35 |
| Hardness (Brinell/Rockwell) | ≤ 170 HBW / ≤ 87 HRB | |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
1990
Total Annual:
5000000-10000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. The factories alre... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. The factories alre...
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