ASTM A249 ERW Stainless Steel Tube
Payment terms:L/C T/T (30%DEPOSIT)
Delivery Time:within 7 days
Tolerance:±1%
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ASTM A249 Welded Pipe Description
ASTM A249 covers nominal wall thickness welded pipe and heavy cold worked welded pipe made of austenitic steels. ASTM A249 materials should meet specified tensile and hardness properties such as tensile strength, yield strength, elongation, and Rockwell hardness value. GNEE Group is specialised in supplying A249 welded pipes, which are manufactured and tested in strict accordance with the standards of ASTM,JIS,EN, etc. If you have any needs, please feel free to contact us for a quotation.
ASTM A249 Stainless Steel Tube Specification
| HG 20537.2 | ASTM A249 (A1016) | GB / T 24593 | ||||||
| Outside Diameter (mm) | Ⅰ | Ⅱ | < 25.4 | ± 0.10 | ≤ 25 | ± 0.10 | ||
| <25 | ± 0.10 | >10~30 | ± 0.20 | ≥25.4~<38.1 | ± 0.15 | >25~40 | ± 0.15 | |
| ≥25~38 | ± 0.15 | >30~50 | ± 0.30 | ≥38.1~<50.8 | ± 0.20 | >40~50 | ± 0.20 | |
| >35~51 | ± 0.20 | >50 | ± 0.8% | ≥50.8~<63.5 | ± 0.25 | >50~65 | ± 0.25 | |
| >51~63 | ± 0.25 | >63.5~<76.2 | ± 0.31 | >65~75 | ± 0.30 | |||
| >63~76 | ± 0.30 | >75~100 | ± 0.38 | |||||
| Thickness (mm) | ± 10%S | ± 10%S | ± 10%S | |||||
| Length (mm) | +5 -0 |
D<50.8 | +3 -0 |
+5 -0 |
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| D ≥ 50.8 | +5 -0 |
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Stainless Steel Mechanical Properties |
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| Grade | Tensile Strength | Yide Strength | Elogation | Hardness | Soluction Annealing | |||
| kgf/mm²(N/mm²) | kgf/mm²(N/mm²) | % | HRB(HV) | ℃ | ||||
| ASTM | TP 304 | ≥53 (515) | ≥21 (205) | ≥35 | ≤90 (200) | 1040℃-1150℃ Water Quenching |
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| TP 304L | ≥50 (485) | ≥17 (170) | ||||||
| TP 316 | ≥53 (515) | ≥21 (205) | ||||||
| TP 316l | ≥50 (485) | ≥17 (170) | ||||||
| JIS | SUS 304 | ≥53 (520) | ≥21 (205) | 1010℃-1150℃ Water Quenching |
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| SUS 304L | ≥49 (480) | ≥18 (175) | ||||||
| SUS 316 | ≥53 (520) | ≥21 (205) | ||||||
| SUS 316L | ≥49 (480) | ≥18 (175) | ||||||
| GB | 06Cr19Ni10 | ≥53 (520) | ≥21 (205) | 1010℃-1150℃ Water Quenching |
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| 022Cr19Ni10 | ≥49 (480) | ≥18 (180) | ||||||
| 06Cr17Ni12Mo2 | ≥53 (520) | ≥21 (205) | ||||||
| 022Cr17Ni12Mo2 | ≥49 (480) | ≥18 (180) | ||||||
| EN | 1.4301 | (500-700) | ≥20 (195) | ≥40 | 1000℃-1100℃ Water Quenching |
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| 1.4307 | (470-670) | ≥18 (180) | ||||||
| 1.4401 | (510-710) | ≥21 (205) | 1020℃-1120℃ Water Quenching |
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| 1.4404 | (490-690) | ≥19 (195) | ||||||
A249 ERW Tubing
Company profile
GNEE Group is a production and sales company.
We produce: carbon steel, stainless steel, galvanized steel, duplex steel, and other special material steel pipe
We supply alloy pipe, carbon steel pipe, stainless steel pipe, galvanized steel pipe, duplex stainless steel pipe, and so on.
GNEE Steel Pipe is a large and competitive producer and supplier of stainless, carbon, and alloy steel. Our mission is to exceed our customer's needs and expectations by providing them with the highest quality materials and services. Our goal is not only to give you the best price but also to provide you with quality materials and excellent service.
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