ASTM A790 covers seamless and straight-seam welded ferritic/austenitic stainless steel pipe intended for general-purpose applications. This specification includes five grades of stainless steel pipes: S31200, S31260, S31500, S31803, and S32003.
Element | S31200 | S31260 | S31500 | S31803 | S32003 |
---|---|---|---|---|---|
Carbon | 0.03 max | 0.03 max | 0.03 max | 0.03 max | 0.03 max |
Manganese | 2.00 max | 2.00 max | 2.00 max | 2.00 max | 2.00 max |
Phosphorus | 0.03 max | 0.03 max | 0.03 max | 0.03 max | 0.03 max |
Sulfur | 0.03 max | 0.03 max | 0.03 max | 0.03 max | 0.03 max |
Silicon | 1.00 max | 1.00 max | 1.00 max | 1.00 max | 1.00 max |
Nickel | 4.50-6.50 | 6.00-8.00 | 3.00-4.50 | 4.50-6.50 | 3.00-4.50 |
Chromium | 24.0-26.0 | 23.0-26.0 | 18.0-19.0 | 21.0-23.0 | 19.0-21.0 |
Molybdenum | 0.50-1.00 | 0.50-1.00 | 2.50-3.00 | 2.50-3.50 | 2.00-3.00 |
Nitrogen | 0.08-0.20 | 0.08-0.20 | 0.05-0.10 | 0.08-0.20 | 0.05-0.10 |
Property | S31200 | S31260 | S31500 | S31803 | S32003 |
---|---|---|---|---|---|
Tensile Strength (MPa) | 620 min | 650 min | 630 min | 620 min | 620 min |
Yield Strength (MPa) | 450 min | 450 min | 450 min | 450 min | 450 min |
Elongation (%) | 25 min | 25 min | 25 min | 25 min | 25 min |
Hardness (Brinell) | 290 max | 290 max | 290 max | 290 max | 290 max |
The steel grades covered by ASTM A790 are as follows:
ASTM A790 stainless steel pipes are widely used in various general-purpose applications, including:
While ASTM A790 provides a range of stainless steel grades suitable for general-purpose applications, there are alternative grades available depending on specific requirements. Some possible alternative grades include:
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A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
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