| Customization: | Available |
|---|---|
| Type: | Stainless Steel Pipes |
| Standard: | ASTM, AISI, GB, DIN, GOST9941-81 |
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ASTM A213 A312 S31254 254SMO Stainless Steel Tubes Pipes Chemical Composition
| Grade | C max | Mn max | P max | S max | Si max | Cr | Ni | Mo | N |
| S31254 / 254SMO | 0.020 | 1.00 | 0.030 | 0.01 | 0.08 | 19.50-20.50 | 17.50-18.50 | 6.0-6.5 | 0.18-0.22 |
| Grade | Status | Tensile Strength | Yield Strength | Elongation in 2 in. (min.) % | ||
| MPa | ksi | MPa | ksi | |||
| S31254 | T≤0.187in. (5mm) | 675 | 98 | 310 | 45 | 35 |
| S31254 | T≤0.187in. (5mm) | 655 | 95 | 310 | 45 | 35 |
| Density (kg/cm3) | Melting point | Specific Heat 0-100°C ( J/kg.K) | Thermal Conductivity at 20°C Btu/h ft ºF | Elastic Modulus (GPa) | Electrical resistivity [μΩ . cm] | Poissons Ratio | Shear Modulus |
| 8 g/cm3 0.289 lb/in3 | 1320-1390°C | 500 J.kg-1.°K-1 | 14 W/mK 97.2 BTU in/hr.ft².°F | 195 Gpa 28300 Ksi | 8.5 μohm/cm | 0.3 | 75 Gpa 10900 Ksi |
| Grade | UNS No | WERKSTOFF NR. | EN | US |
| 254SMO | S3125 | 1.4547 | X1CrNiMoN20-18-7 | ASTM A479/A473, /A240 S31254 F44 |
| Standard | Outside Diameter Tolerance(mm) | Thickness Tolerance(mm) | Length Tolerance (mm) | |||
| ASTM A269 | D<12.7 | ±0.13 | ±15% | +3.2 / -0 | ||
| (12.7~38.1] | ±0.13 | ±10% | ||||
| [38.1~88.9) | ±0.25 | +4.8 / -0 | ||||
| [88.9~139.7) | ±0.38 | |||||
| [139.7~203.2) | ±0.76 | |||||
| ASTM A213 | D<25.4 | ±0.1 | D≤38.1 | +20%/ -0% | D≤50.80 | +3 / -0 |
| [25.4~38.1] | ±0.15 | |||||
| (38.1~50.8) | ±0.2 | D>38.1 | +22%/ -0% | D>50.8 | +5 / -0 | |
| [50.8~63.5) | ±0.25 | |||||
| [63.5~76.2) | ±0.30 | |||||
| [76.2~101.6] | ±0.38 | |||||
| (101.6~190.5] | +0.38 / -0.64 | |||||
| (190.5~228.6] | +0.38 / -1.14 | |||||
| ASTM A312 | [10.29~48.26] | +0.4 / -0.8 | 10.3~73 | +20% / -12.5% | +6 / -0 | |
| 88.9~457 T/D≤5% | +22.5% / -12.5% | |||||
| (48.26~114.30] | ±0.80 | 88.9~457 T/D>5% | +15% / -12.5% | |||
| (114.30~219.08] | +1.6 / -0.8 | 508above T/D<5% | +22.5% /-12.5% | |||
| (219.08~457.20] | +2.4 / -0.8 | 508above T/D>5% | +15%/-12.5% | |||
| ASTM A789 | D<12.7 | ±0.13 | ±15% | +3 / -0 | ||
| [12.7 to 38.1) | ±0.13 | ±10% | ||||
| [38.1 to 88.9) | ±0.25 | +5 / -0 | ||||
| [88.9 to 139.7) | ±0.38 | |||||
| [139.7 to 203.2) | ±0.76 | |||||
| ГОСТ 9941-81 | [5~10] | Normal:±0.30 High:±0.20 Higher:±0.15 |
T:0.2 | Normal:±0.05; High:±0.03 |
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| T:0.3~0.4 | Normal:±0.07; High:±0.05 |
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| T:0.5~1.0 | Normal:±0.15; High:±0.10 |
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| [11~30] | Normal:±0.40 High:±0.30 Higher:±0.20 |
T:1.2~3.0 | Normal:+12.5% / -15%; High:±12.5%; Higher:+12.5% / -10% |
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| T:3.5~7.0 | Normal:±12.5%; High:+12.5% / -10%; Higher:±10% |
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| [32~95] | Normal:±1.2% High:±1% Higher:±0.8% |
T:7.5~8.5 | Normal:+12.5% / -10%; Higher:±10% |
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| EN10216-5 | D3 | ±0.75% / ±0.30mm | T3 | ±10%/ ±0.20mm | L≤6m | +5 +0 |
| D4 | ±0.5% / ±0.10mm | T4 | ±7.5% / ±0.15mm | ≥6~12M | +10-0 | |
The inspection of our company and products is open to customers themselves or their designated third-party inspectors, such as SGS, BV, TUV, DNV, etc., who are well-known in the industry.
• More than 16 years of experience in stainless steel production.
• Provides cost-effective products and professional services to you.
• We offer an extensive range of stainless steel, super duplex steel,nickel alloy.
1.Q: Do you provide customized product services?
A: Of course, we can design and produce the products you need based on your specifications and drawings. For example: special dimensions, special controls, OEM, etc.
2.Q: Are you a manufacturer or trader?
A: We are manufacturers. We have our own factory to produce and process various kinds of stainless steel /nickel alloy pipes.
3.Q: Can we get the some samples?Is there a charge?
A: Yes, we will provide you with the samples you want. The samples are free of charge, but the customer may have to pay the freight.
4.Q: Can we visit your factory?
A: Of course, we welcome you to visit our factory on-site or visit our production line through online videos to learn more about our strength and quality. Once we have your schedule, we will arrange a professional sales team to follow up with you.
5.Q: How do you ensure the quality of the product?
A: All products must undergo three inspections throughout the entire manufacturing process, including production, cutting, and packaging. The factory inspection report is provided with the goods. If necessary, third-party inspections such as SGS can be accepted.
6.Q: What is your delivery time?
A: Different products and procurement quantities have different delivery times. The product will be delivered as soon as possible on the basis of quality assurance. Usually, if the goods are in stock, it takes 3-10 days. Alternatively, if the goods are out of stock, it will take 25 to 45 days.
7.Q: Can you arrange shipment?
A: Of course, we have freight forwarders who have been cooperating for many years. We are VIP and can provide you with the most favorable prices and professional services.
8.Q: What if I don't have import experience?
A: We have rich export experience. As long as you have an import license, please leave the rest to us! We will help you choose the most suitable transportation service to safely and accurately deliver the product to the place where it is needed.
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