Round Varnish Seamless Carbon Steel Pipe Grade A / Welded M
- Min. Order:
- 1
- Min. Order:
- 1
- Delivery Time:
- 30 Days
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Contact Now| Place of Origin: | Jiangsu China (Mainland) |
|---|
Round Varnish Seamless Carbon Steel Pipe Grade A / Welded Mild Steel Tubing
Detailed Product Description
- Application: Boiler, Chemical, Fluid Pipe
- Delivery Condition: Annealed, BK, BKS, Normalized, Tempered, Heat Treatment, BKW, NBK, GBK
- Ends Type: Bevel Ends, Plain Ends
- Grade: Grade A, Grade C, Grade D
- Material: Carbon Steel
- Product Name: Seamless Carbon Steel Tube
- Section Shape: Round
- Standard: ASTM A178, ASME SA178
- Surface Treatment: Varnish
- Technique: Weld
Quick Detail:
Standards: ASTM A178 (ASME SA178)
Grade: Grade A Grade C Grade D.
Size: (mm)
OD: 15.88mm to 114.3mm;
WT: 1.5mm to 6.0 mm;
Length: 6 m ~ 25m
Description:
Product name: ASTM A178/A178M
Electric-Resistance-Welded Carbon Steel and Carbon-Manganese Steel Boiler and Superheater Tubes
Standard executived: ASTM A178 A178M, ASTM DIN JIS or GB standard.
Grade: Grade A, Grade C, Grade D.
Outside diameter:15.88mm~114.3mm
Wall Thickness:1.5mm~6.0mm
Length:6m-24m,also can be manufactured according to customers' requirements
Type: Electric-Resistance-Welded Carbon Steel (ERW)
Ends:Plain ends or bevel ends
Delivery Conditions: BK,BKS,BKW,NBK,GBK( As drawn, quenched and tempered, normalized, annealed, stress-relieved)As different requirements,It including pickling,etc. As per Standard.
Coating for protection:black painting,anti-rust oiled or varnish,also can be required according to customers' requirements
Factory test and other terms:
1. Hydrostatic or Nondestructive Electric Test
2. Heat Treatment: according to Standard
3. Surface Condition:According to Standard.
4. Grain Size:According to standard
5. Sampling:flattening,flaring,grain size,Marking
6. we provide bevel end,plastic cap, varnish coating, oiled or black painted to prevent rustand other packing
service.
Applications:
ASTM A178 tubes are a kind of frequently-used tubes in our life,they are mainly used in manufacturing heating pipelines,containers,coal-saving devices,superheaters,arch tube,reheater tube,airway tube etc.
Chemical Requirements:
| Composition,% | |||
| Element | Grade A, | Grade C, | Grade D |
| Low-Carbon Steel | Medium-Carbon Steel | Carbon-Manganese Steel | |
| Carbon | 0.06-0.18 | 0.35max | 0.27max |
| Managanese | 0.27-0.63 | 0.08max | 1.00-1.50 |
| Phosphorus,max | 0.035 | 0.035 | 0.03 |
| Sulfur,max | 0.035 | 0.035 | 0.015 |
| Silicon | … | … | 0.01 min |
Mechanical Property:
| TensileRequirements | ||
| GradeC | GradeD | |
| Tensilestrength,min,ksi[MPa] | 60[415] | 70[485] |
| Yieldstrength,min,ksi[MPa] | 37[255] | 40[275] |
| Elongationin2in.or50mm,min,% | 30 | 30 |
| For longitudinal strip tests a deduction for | 1.50A | 1.50A |
| Each1⁄32-in[0.8mm]decreaseinwallthicknessbelow5⁄16in.[8mm] | ||
|
From the basic minimum elongation of the following percentage points shall be made |
||
| Grade A | |
| Tensilestrength,min,ksi[MPa] | 47[325] |
| Yieldstrength,min,ksi[MPa] | 26[180] |
| Elongationin2in.or50mm,min,% | 35 |
Outside diameter and Wall ThicknessTolerance:
| Outside Diameter tol | Wall thickness tol | ||
| OD < 50 | ±0.05mm | S < 4mm | ±12.5% |
| OD > 50 | ±1% | 4--20mm | -120 |
| S≧20mm | ±12.5% |
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Why choose us!
1. We are the specialized supplier of stainless steel materials, can provide the best price!
2. We have more than 12 years experience in exporting products to worldwide countries, can provide the high quality products!
3. We have three thousand tons of stock in warehouses with abundant capital. Furthermore, we offer charge sales, credit and 7-day 24-hour services.
4. Wide excellent experiences with after-sale service.
5. Every process will be checked by responsible QC which insures every product's quality.
6. Professional packing teams which keep every packing safely.
7. Trial order can be done in very short time.
8. Samples can be provided as your requirements.
