ASTM A559 A249 201 202 304 316 Seamless Elliptic & Oval Steel Pipe
Quick Detail:
All oval pipe ( seamless and welded ),be made by round steel pipe,the manufacturing process of round steel pipe according to ASTM A312/A312 - 04 Standard Specifiction
Min outsider diameter |
6mm |
Max outsider diameter |
169mm |
Wall thickness |
0.3mm to 3.0mm |
Surface Finished |
2B, AP finish, No.1 finish etc. |
Type |
Elliptical Pipe,Square Tube,Rectangular Tube |
Description:
We can supply type of pipe: Seamless Oval Pipe, Welded Steel Pipe; Seamless Square Pipe,Welded Square Pipe; Seamless Elliptical Pipe,Welded Elliptical Pipe;
Items |
Square pipes, round tubes, oval pipes, special shaped pipes, empaistic pipes, fittings |
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Standard |
ASTM A554, A249, A269 and A270 |
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Material Grade |
201: Ni 0.8%~1% |
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202: Ni 3.5%~4.5% |
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304: Ni 8%, Cr 18% |
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316: Ni 10%, Cr 18% |
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316L: Ni10%~14% |
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430: Cr16%~18% |
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Outer Diameter |
6mm--169mm |
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Thickness |
0.3mm - 3.0mm |
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Length |
6m or as customers' request |
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Tolerance |
a) Outer Diameter: +/- 0.2mm |
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b) Thickness: +/- 0.02mm |
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c) Length: +/- 5mm |
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Surface |
180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish |
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Application |
Sanitary, food industry, Decoration, construction, upholstery, industry instrument |
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Test |
Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT |
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Chemical Composition of Material |
Material
Composition |
201 |
202 |
304 |
316 |
430 |
C |
≤0.15 |
≤0.15 |
≤0.08 |
≤0.08 |
≤0.12 |
|
Si |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
|
Mn |
5.5-7.5 |
7.5-10 |
≤2.00 |
≤2.00 |
≤1.00 |
|
P |
≤0.06 |
≤0.06 |
≤0.045 |
≤0.045 |
≤0.040 |
|
S |
≤0.03 |
≤0.03 |
≤0.030 |
≤0.030 |
≤0.030 |
|
Cr |
16-18 |
17-19 |
18-20 |
16-18 |
16-18 |
|
N |
3.5-5.5 |
4-6 |
8-10.5 |
10-14 |
|
|
Mo |
|
|
|
2.0-3.0 |
|
|
Mechanical Property |
Material Item |
201 |
202 |
304 |
316 |
|
Tensile Strength |
≥535 |
≥520 |
≥520 |
≥520 |
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Yield Strength |
≥245 |
≥205 |
≥205 |
≥205 |
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Extension |
≥30% |
≥30% |
≥35% |
≥35% |
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Hardness (HV) |
<253 |
<253 |
<200 |
<200 |
4.1.1 Quantity ( feet, meters, or number of lengths )
4.1.2 Name of material ( seamless tubes )
4.1.3 Size ( Table1 )
4.1.4 Length ( specific or random )
4.1.5 Condition ( hot finished or cold finished )
TABLE1 Sizes for Elliptical Or Square & Rectangular Tube
Wall Thickness
Size |
1.5 mm |
2.0 mm |
3.0 mm |
3.5 mm |
4.0 mm |
4.5 mm |
5.0 mm |
6.0 mm |
8.0 mm |
9.0 mm |
10.0 mm |
12.0 mm |
10x10mm 10x20mm |
√ √ |
√ √ |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
20x20mm 20x40mm |
√ √ |
√ √ |
× √ |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
40x40mm 40x80mm |
× × |
√ √ |
× √ |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
50x50mm 50x100mm |
√ × |
√ √ |
√ √ |
× √ |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
× × |
60x60mm 60x120mm |
× × |
√ √ |
√ √ |
√ √ |
√ √ |
√ √ |
√ √ |
× × |
× × |
× × |
× × |
× × |
80x80mm 80x160mm |
× × |
× × |
√ √ |
√ √ |
√ √ |
√ √ |
√ √ |
× √ |
× × |
× × |
× × |
× × |
100x100mm 100x150mm 100x200mm |
× × × |
× × × |
√ √ × |
√ √ × |
√ √ √ |
√ √ √ |
√ √ √ |
× √ √ |
× × √ |
× × √ |
× × √ |
× × × |
150x150mm 150x200mm |
× × |
× × |
× × |
× × |
√ √ |
√ √ |
√ √ |
√ √ |
√ √ |
√ √ |
√ √ |
√ √ |
200x200mm 200x250mm 200x300mm |
× × × |
× × × |
× × × |
× × × |
× × × |
√ × × |
√ √ √ |
√ √ √ |
√ √ √ |
√ √ √ |
√ √ √ |
√ √ √ |
300x300mm |
× |
× |
× |
× |
× |
× |
× |
× |
√ |
√ |
√ |
√ |
Applications:
We,this type seamless and welded food steel tube be widely used in kinds of industries:
Our advantage