Ferritic Alloy Polishing Seamless Steel Tube For High Temperature ASTM A335
TORICH A335 Seamless Ferritic Alloy Steel Pipe for High Temperature
Standard: ASTM A335/A335M, A999/A999M, E92, E213, E309, E381, E527, E570, ASME B36.10, A5.5/A5.5M, A5.23/A5.23M, A5.28/A5.28M, A5.29/A5.29M, SNT-TC-1A, SAE J 1086
Usage: This standard is applicable Seamless Ferritic Alloy Steel for high temperature service.
Production process: Seamless tube can be produced by Hot Treatment, Cold Drawing or Cold Rolling.
Note: Special steel grade is also available, according to customer request.
Permissible deviation in outside diameter
| Over | Uuder | |||
| NPS[DN] Designature | in | mm | in | mm |
| 1/8 to 1 1/2[6to40], incl. | 1/64(0.015) | 0.40 | 1/64(0.015) | 0.40 |
| Over 1 1/2to4[40to100], incl | 1/32(0.031) | 0.79 | 1/32(0.031) | 1.79 |
| Over 4 to 8[100to200], incl | 1/16(0.062) | 1.59 | 1/32(0.031) | 0.79 |
| Over 8 to 12[200to300], incl | 3/32(0.093) | 2.38 | 1/32(0.031) | 0.79 |
| Over 12[300] | ±1%of the specified outside diameter | |||
Permissible deviation in Wall Thickness
| NPS[DN] Designature | Tolerance, % from Specified | |
| Over | Under | |
| 1/8 to 2 1/2[6to65]incl, all t/D ratios | 20.0 | 12.5 |
| Above 2 1/2[65], t/D≤5% | 22.5 | 12.5 |
| Above 2 1/2[65], t/D≥5% | 15.0 | 12.5 |
Steel grade and chemical composition
| Grade | UNS Designation | Chemical Composition % | |||||||
| C | Mn | P | S | Si | Cr | Mo | Other | ||
| P1 | K11522 | 0.10-0.20 | 0.30-0.80 | 0.025 | 0.025 | 0.10-0.50 | — | 0.44-0.65 | — |
| P2 | K11547 | 0.10-0.20 | 0.30-0.61 | 0.025 | 0.025 | 0.10-0.30 | 0.50-0.81 | 0.44-0.65 | — |
| P5 | K41545 | 0.15max | 0.30-0.60 | 0.025 | 0.025 | 0.50max | 4.00-6.00 | 0.45-0.65 | — |
| P5b | K51545 | 015max | 0.30-0.60 | 0.025 | 0.025 | 0.25-1.00 | 4.00-6.00 | 0.45-0.65 | — |
| P5c | K41245 | 0.12max | 0.30-0.60 | 0.025 | 0.025 | 0.50max | 4.00-6.00 | 0.45-0.65 | — |
| P9 | S50400 | 0.15max | 0.30-0.60 | 0.025 | 0.025 | 0.25-1.00 | 8.00-10.00 | 0.90-1.10 | — |
| P11 | K11597 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 | — |
| P12 | K11562 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | 0.50max | 0.80-1.25 | 0.44-0.65 | — |
| P15 | K11578 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 1.15-1.65 | — | 0.44-0.65 | — |
| P21 | K31545 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50max | 2.65-3.35 | 0.80-1.06 | — |
| ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| P911 | K91061 | 0.09-0.13 | 0.30-0.60 | 0.020max | 0.010max | 0.10-0.50 | 8.5-9.5 | 0.90-1.10 | — |
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A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
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TORICH A335 Seamless Ferritic Alloy Steel Pipe for High Temperature
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