ASTM A335 P91 T91 Alloy Steel Pipe & Tubes
India’s Leading Alloy Steel P91 ERW Pipes, Grade P91 Seamless Pipes, DIN 1.4903 Seamless Pipes, UNS K91560 Seamless Pipes, ASTM A335 T91 Welded Tubes Manufacturer & Supplier in India.
Kanak Steel & Engg Co. is a standard exporter and distributor of ASTM A335 Gr P91 Pipes and ASTM A335 Gr T91 Tube, which has a High Strength of Titanium and is likewise a Heat Treatable in nature.
The specification of Pipes covers nominal wall and minimal wall seamless ferritic alloy – metal pipe supposed for excessive – temperature carrier. However, this specification will be appropriate for bending, flanging, and comparable forming operations, and for fusion welding. Selection of ASTM A335 Gr P91 Seamless Pipes will rely on design, carrier conditions, mechanical properties, and excessive – temperature traits. It can be both warm completed or drawn with the completing treatment, which similarly may be furnished in quenched and tempered conditions. One of the maximum critical traits of Pipes, though, is that it’s far warmth treatable and maximum may even be welded.
It is a natural alloy, which is fantastically low electricity and excessive ductility. It is the aerospace grade and isn’t formable, so it’s far used greater frequently whilst no forming is needed. ASTM A335 Gr P91 Welded Pipes is considerably more potent than different commercially natural titanium even as nevertheless preserving the identical stiffness and thermal properties (with the exception of thermal conductivity). It is absolutely warmth treatable in phase sizes up to fifteen mm and is used as much as about four hundred Degree C (750 Degree F).
It is mild weight and fairly corrosion resistant, however has tons decrease electricity than alpha – beta or beta titanium alloys. The abysmal shear electricity of Pipes makes it unwanted for bone screws or plates. ASTM A335 Gr P91 EFW Pipes can be warmth handled to boom its electricity, in which it is able to be similarly utilized in welded production at carrier temperatures of as much as six hundred Degree F. The excessive – electricity of Pipes may be used at cryogenic temperatures as much as approximately 800 Degree F (427 Degree C). They have very excessive tensile electricity and toughness (even at severe temperatures).
Largest Manufacturer & Supplier of ASTM A335 Alloy Steel P91 Seamless Pipes, Cr-Mo T91 Industrial Seamless Tubing, ASTM A335 T91 Seamless Tubes, Alloy Steel P91 Hollow Pipe, in Mumbai, India.
ASTM A335 P91 T91 Alloy Steel Pipe & Tubing Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS |
| Alloy Steel P91 T91 | 1.4903 | K91560 |
Alloy Steel P91 T91 Pipes & Tubes Chemical Composition
| Grade | C | Mn | P | S | Si | Cr | Mo |
| Alloy Steel P91 T91 | 0.08- 0.12 | 0.30-0.60 | 0.020 max | 0.010 max | 0.20 – 0.50 | 8 – 9.50 | 0.85 – 1.05 |
ASTM A335 P91 Piping & T91 Tubing Mechanical Properties
| Grade | Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| Alloy Steel P91 T91 | 585 min | 415 min | 20 min |
Specification of ASTM A335 P91 T91 Alloy Steel Pipe & Tubing
| Alloy Steel P91 T91 Pipes Tubes Specifications | ASTM A335 / ASME SA335 |
|---|---|
| Dimensional specification | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Chrome Moly P91 T91 Pipes & Tubes Manufacturing Shapes | Hydraulic, Round, Rectangle, Square, Hex, Honed |
| Alloy Steel P91 T91 Pipes & Tubes Manufacturing Techniques | Seamless |
| ASTM A335 P91 T91 Seamless Pipes & Tubes Size | 1 / 2″ NB – 16″ NB |
| ASTM A335 P91 T91 Welded Pipes & Tubes Size | 1 / 2″ NB – 24″ NB |
| ASTM A335 P91 T91 EFW Pipes & Tubes Size | 6″ NB – 24″ NB |
| Alloy Steel P91 T91 Pipes & Tubes Schedule Thickness Range | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Chrome Moly P91 T91 Pipes & Tubes End Types | Plain End, Beveled End, Treaded One End, TBE (Treaded Both Ends) |
| Delivery Condition of Alloy Steel P91 T91 Pipes & Tubes | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Surface Finish | No.1, No.4, No.8 Mirror Finish, 2B |
| Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
| Inspection and Test Reports | EN 10204 3.1, Mill Test Certificates, Chemical Reports, PMI Test Reports, Mechanical Reports, Third Party Inspection, NABL Approved Lab, Visual Inspection, Destructive Test and Non Destructive Test Reports |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Alloy Steel Pipes, Finish as per customer Requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Marking | Specification Grade Nominal Pipe Sizes Pipe Schedule or Wall Thickness Manufacturing Method (Seamless / Welded) Heat Number Manufacturer’s Name or Custom Logo – on request Marked Pipe Sample: ANSI B36.19 ASTM A 335 P91 12″ NB SCH 40S SEAMLESS HEAT NO. XXXX |
| Packing of Chrome Moly P91 Pipes | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| Specials | Sizes and Specifications other than above can be on request |
Alloy Steel P91 Pipes & Tubing BSi - British Standards institute
| ASTM International | BSi – British Standards institute | Material |
| A335 Gr. P5 | 3604/625 | 5% Cr 1/2% Mo |
| A335 Gr. P9 | 3604/629 | 9% Cr 1% Mo |
| A335 Gr. P11 | 3604/621 | 1 1/4% Cr 1/2% Mo |
| A335 Gr. P12 | 3604/620 | 1% Cr 1/2% Mo |
| A335 Gr. P22 | 3604/622 | 2 1/4% Cr 1% No |
ASTM A335 P1 Pipe Dimensions, NB Size Schedule
ASTM A335 P91 T91 Alloy Steel Seamless Pipe Sizes
| O.D. x Thickness | O.D x Thickness | O.D x Thickness |
|---|---|---|
| 38.1 x 3.2mm | 57.0 x 4.9mm | 76.2 x 4.0mm |
| 38.1 x 4.0mm | 57.0 x 6.3mm | 76.2 x 5.0mm |
| 38.1 x 6.3mm | 57.0 x 7.9mm | 76.2 x 6.3mm |
| 42.4 x 3.2mm | 60.3 x 3.2mm | 82.5 x 4.5mm |
| 42.4 x 4.0mm | 60.3 x 3.6mm | 88.9 x 3.2mm |
| 44.5 x 3.2mm | 60.3 x 5.0mm | 88.9 x 3.6mm |
| 44.5 x 6.3mm | 63.5 x 3.2mm | 88.9 x 4.0mm |
| 48.3 x 3.2mm | 63.5 x 3.6mm | 101.6 x 3.6mm |
| 48.3 x 3.6mm | 63.5 x 4.0mm | 101.6 x 4.5mm |
| 50.8 x 4.5mm | 63.5 x 6.3mm | 101.6 x 6.3mm |
| 51.0 x 3.2mm | 63.5 x 7.9mm | 114.3 x 3.6mm |
| 51.0 x 3.6mm | 70.0 x 3.2mm | 114.3 x 5.0mm |
| 51.0 x 6.3mm | 70.0 x 3.6mm | 139.7 x 4.0mm |
| 57.0 x 3.2mm | 70.0 x 6.3mm | 139.7 x 5.0mm |
| 57.0 x 3.6mm | 76.2 x 3.6mm | 139.7 x 6.3mm |
| NB | Size | OD | 40S | 5S | 10S | S10 | S20 | S40 | S60 | XS/80S | S80 | S100 | S120 | S140 | S160 | XXS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | ||
| 1/8” | 10.29 | 1.2 | 1.73 | 2.41 | ||||||||||||
| 1/4” | 13.72 | 1.7 | 2.24 | 3.02 | ||||||||||||
| 3/8” | 17.15 | 1.7 | 2.31 | 3.2 | ||||||||||||
| 15 | 1/2” | 21.34 | 2.8 | 1.7 | 2.1 | 2.77 | 3.73 | 3.73 | 4.78 | 7.47 | ||||||
| 20 | 3/4” | 26.67 | 2.9 | 1.7 | 2.1 | 2.87 | 3.91 | 3.91 | 5.56 | 7.82 | ||||||
| 25 | 1” | 33.4 | 3.4 | 1.7 | 2.8 | 3.38 | 4.55 | 4.55 | 6.35 | 9.09 | ||||||
| 32 | 1 1/4” | 42.16 | 3.6 | 1.7 | 2.8 | 3.56 | 4.85 | 4.85 | 6.35 | 9.7 | ||||||
| 40 | 1 1/2” | 48.26 | 3.7 | 1.7 | 2.8 | 3.68 | 5.08 | 5.08 | 7.14 | 10.2 | ||||||
| 50 | 2” | 60.33 | 3.9 | 1.7 | 2.8 | 3.91 | 5.54 | 5.54 | 9.74 | 11.1 | ||||||
| 65 | 2 1/2” | 73.03 | 5.2 | 2.1 | 3.1 | 5.16 | 7.01 | 7.01 | 9.53 | 14 | ||||||
| 80 | 3” | 88.9 | 5.5 | 2.1 | 3.1 | 5.49 | 7.62 | 7.62 | 11.1 | 15.2 | ||||||
| 90 | 3 1/2” | 101.6 | 5.7 | 2.1 | 3.1 | 5.74 | 8.08 | 8.08 | ||||||||
| 100 | 4” | 114.3 | 6 | 2.1 | 3.1 | 6.02 | 8.56 | 8.56 | 11.1 | 13.5 | 17.1 | |||||
| 125 | 5” | 141.3 | 6.6 | 2.8 | 3.4 | 6.55 | 9.53 | 9.53 | 12.7 | 15.9 | 19.1 | |||||
| 150 | 6” | 168.3 | 7.1 | 2.8 | 3.4 | 7.11 | 10.97 | 11 | 14.3 | 18.3 | 22 | |||||
| 200 | 8” | 219.1 | 8.2 | 2.8 | 3.8 | 6.4 | 8.18 | 10.3 | 12.7 | 12.7 | 15.1 | 19.3 | 20.6 | 23 | 22.2 | |
| 250 | 10” | 273.1 | 9.3 | 3.4 | 4.2 | 6.4 | 9.27 | 12.7 | 12.7 | 15.1 | 19.3 | 21.4 | 25.4 | 28.6 | 25.4 | |
| 300 | 12” | 323.9 | 9.5 | 4 | 4.6 | 6.4 | 10.3 | 14.3 | 12.7 | 17.5 | 21.4 | 25.4 | 28.6 | 33.3 | 25.4 | |
| 350 | 14” | 355.6 | 9.5 | 4 | 4.8 | 6.4 | 7.9 | 11.1 | 15.1 | 12.7 | 19.1 | 23.8 | 27.8 | 31.8 | 35.7 | |
| 400 | 16” | 406.4 | 9.5 | 4.2 | 4.8 | 6.4 | 7.9 | 12.7 | 16.7 | 12.7 | 21.4 | 26.2 | 31 | 36.5 | 40.5 | |
| 450 | 18” | 457.2 | 9.5 | 4.2 | 4.8 | 6.4 | 7.9 | 14.3 | 19.1 | 12.7 | 23.8 | 29.4 | 34.9 | 39.7 | 45.2 | |
| 500 | 20” | 508 | 9.5 | 4.8 | 5.5 | 6.4 | 9.5 | 15.1 | 20.6 | 12.7 | 26.2 | 32.5 | 38.1 | 44.5 | 50 | |
| 550 | 22” | 558.8 | 9.5 | 4.8 | 5.5 | 6.4 | 9.5 | 22.2 | 12.7 | 28.6 | 34.9 | 41.3 | 47.6 | 54 | ||
| 600 | 24” | 609.6 | 9.5 | 5.5 | 6.4 | 6.4 | 9.5 | 17.5 | 24.6 | 12.7 | 31 | 38.9 | 46 | 52.4 | 59.5 | |
| 650 | 26” | 660.4 | 9.5 | 7.9 | 13 | 12.7 | ||||||||||
| 700 | 28” | 711.2 | 9.5 | 7.9 | 13 | 12.7 | ||||||||||
| 750 | 30” | 762 | 9.5 | 6.4 | 7.9 | 7.9 | 13 | 12.7 | ||||||||
| 800 | 32” | 812.8 | 9.5 | 7.9 | 13 | 17.5 | 12.7 | |||||||||
| 850 | 34” | 863.6 | 9.5 | 7.9 | 13 | 17.5 | 12.7 | |||||||||
| 900 | 36” | 914.4 | 9.5 | 7.9 | 13 | 19.1 | 12.7 |
ASTM A335 Alloy Steel P91 Heat Treatment Requirements
| Grade | Heat Treatment Type | Normalizing Temperature Range F [C] | Subcritical Annealing or Tempering Temperature Range F [C] |
|---|---|---|---|
| ASTM A335 P5 Pipe(b,c) | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| Subcritical Anneal (P5c only) | ***** | 1325 – 1375 [715 – 745] | |
| ASTM A335 P9 Pipe | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| ASTM A335 P11 Pipe | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1200 [650] | |
| ASTM A335 P22 Pipe | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| ASTM A335 P91 Pipe | Normalize and Temper | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
| Quench and Temper | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
Alloy Steel ASTM A335 P91 Pipes Price List
| Size | MSL Make | ISMT make | JSL Make |
| 1/2″ | 4,264.71 | 4,257.35 | 4,272.06 |
| 3/4″ | 4,044.12 | 4,036.76 | 4,051.47 |
| 1″ | 3,897.06 | 3,889.71 | 3,904.41 |
| 1.25″ | 3,852.94 | 3,845.59 | 3,860.29 |
| 1.5″ | 3,750.00 | 3,742.65 | 3,757.35 |
ASTM A335 P91 Alloy Steel Seamless Pipe Outside Diameter & Tolerance
| ASTM A450 | Hot rolled | Outside Diameter, mm | Tolerance, mm |
| OD≤101.6 | +0.4/-0.8 | ||
| 101.6?OD≤190.5 | +0.4/-1.2 | ||
| 190.5?OD≤228.6 | +0.4/-1.6 | ||
| Cold Drawn | Outside Diameter, mm | Tolerance, mm | |
| OD?25.4 | ±0.10 | ||
| 25.4≤OD≤38.1 | ±0.15 | ||
| 38.1?OD?50.8 | ±0.20 | ||
| 50.8≤OD?63.5 | ±0.25 | ||
| 63.5≤OD?76.2 | ±0.30 | ||
| 76.2≤OD≤101.6 | ±0.38 | ||
| 101.6?OD≤190.5 | +0.38/-0.64 | ||
| 190.5?OD≤228.6 | +0.38/-1.14 | ||
| ASTM A530 & ASTM A335 | NPS | Outside Diameter, inch | Tolerance, mm |
| 1/8≤OD≤1-1/2 | ±0.40 | ||
| 1-1/2?OD≤4 | ±0.79 | ||
| 4?OD≤8 | +1.59/-0.79 | ||
| 8?OD≤12 | +2.38/-0.79 | ||
| OD>12 | ±1% |
ASTM A335 P91 Alloy Steel Pipe Weight Chart
| Size NPS | Pipe O.D. | Wall Thickness | Pipe I.D. | Weight per Foot | Standard to XXHY | Schedule Pipe # |
Section Modulus | Gallon Capacity Per Linear Foot |
|---|---|---|---|---|---|---|---|---|
| 1/2 | 0.84 | 0.109 | 0.622 | 0.85 | STD | 40 | .0407 | .0158 |
| 0.147 | 0.546 | 1.09 | XHY | 80 | .0478 | .0122 | ||
| 0.188 | 0.464 | 1.31 | 160 | .0528 | .0088 | |||
| 0.294 | 0.252 | 1.72 | XXHY | .0577 | .0026 | |||
| 3/4 | 1.05 | 0.113 | 0.824 | 1.13 | STD | 40 | .0705 | .0277 |
| 0.154 | 0.742 | 1.48 | XHY | 80 | .0853 | .0225 | ||
| 0.219 | 0.612 | 1.95 | 160 | .1006 | .0153 | |||
| 0.308 | 0.434 | 2.44 | XXHY | .1103 | .0077 | |||
| 1 | 1.315 | 0.133 | 1.049 | 1.68 | STD | 40 | .1328 | .0449 |
| 0.179 | 0.957 | 2.17 | XHY | 80 | .1606 | .0374 | ||
| 0.250 | 0.815 | 2.85 | 160 | .1904 | .0271 | |||
| 0.358 | 0.599 | 3.66 | XXHY | .2136 | .0146 | |||
| 1 1/4 | 1.66 | 0.140 | 1.380 | 2.27 | STD | 40 | .2346 | .0777 |
| 0.191 | 1.278 | 3.00 | XHY | 80 | .2913 | .0666 | ||
| 0.250 | 1.160 | 3.77 | 160 | .3421 | .0549 | |||
| 0.382 | 0.896 | 5.22 | .4110 | .0328 | ||||
| 1 1/2 | 1.90 | 0.145 | 1.610 | 2.72 | STD | 40 | .3262 | .1058 |
| 0.200 | 1.500 | 3.63 | XHY | 80 | .4118 | .0918 | ||
| 0.281 | 1.338 | 4.86 | 160 | .5079 | .0730 | |||
| 0.400 | 1.100 | 6.41 | .5977 | .0494 | ||||
| 2 | 2.375 | 0.109 | 2.157 | 2.64 | 10 | .4205 | .1898 | |
| 0.154 | 2.067 | 3.66 | STD | 40 | .5606 | .1743 | ||
| 0.218 | 1.939 | 5.03 | XHY | 80 | .7309 | .1534 | ||
| 0.250 | 1.875 | 5.68 | .8045 | .1434 | ||||
| 0.281 | 1.813 | 6.29 | .8666 | .1344 | ||||
| 0.344 | 1.687 | 7.47 | 160 | .9806 | .1161 | |||
| 0.436 | 1.503 | 9.04 | XXHY | 1.1043 | .0922 | |||
| 2 1/2 | 2.875 | 0.120 | 2.635 | 3.53 | 10 | .6870 | .2833 | |
| 0.203 | 2.469 | 5.80 | STD. | 40 | 1.0640 | .2487 | ||
| 0.216 | 2.443 | 6.14 | 1.1169 | .2435 | ||||
| 0.250 | 2.375 | 7.02 | 1.2468 | .2301 | ||||
| 0.276 | 2.323 | 7.67 | XHY | 80 | 1.3386 | .2202 | ||
| 0.375 | 2.125 | 10.02 | 160 | 1.6371 | .1842 | |||
| 0.552 | 1.771 | 13.71 | XXXHY | 1.9971 | .1280 | |||
| 3 | 3.50 | 0.120 | 3.260 | 4.34 | 1.0411 | .4336 | ||
| 0.156 | 3.188 | 5.58 | 1.3122 | .4147 | ||||
| 0.172 | 3.156 | 6.12 | 1.4265 | .4064 | ||||
| 0.188 | 3.124 | 6.66 | 1.5342 | .3984 | ||||
| 0.216 | 3.068 | 7.58 | STD. | 40 | 1.7241 | .3840 | ||
| 0.250 | 3.000 | 8.69 | 1.9372 | .3672 | ||||
| 0.281 | 2.938 | 9.67 | 2.1207 | .3521 | ||||
| 0.300 | 2.900 | 10.26 | XHY | 80 | 2.2253 | .3431 | ||
| 0.438 | 2.624 | 14.34 | 160 | 2.8774 | .2811 | |||
| 0.600 | 2.300 | 18.6 | XXHY | 3.4243 | .2158 | |||
| 3 1/2 | 4.0 | 0.120 | 3.760 | 4.98 | 10 | 1.3776 | .5768 | |
| 0.226 | 3.548 | 9.12 | STD. | 140 | 2.3939 | .5136 | ||
| 0.250 | 3.500 | 10.02 | 2.6001 | .4998 | ||||
| 0.281 | 3.438 | 11.17 | 2.8562 | .4821 | ||||
| 0.318 | 3.364 | 12.52 | XHY | 80 | 3.1400 | .4617 | ||
| 0.636 | 2..728 | 22.87 | XXHY | 4.8795 | .3085 | |||
| 4 | 4.5 | 0.120 | 4.260 | 5.62 | 10 | 1.7612 | .7404 | |
| 0.156 | 4.188 | 7.24 | 2.2354 | .7156 | ||||
| 0.188 | 4.124 | 8.67 | 2.6296 | .6942 | ||||
| 0.203 | 4.094 | 9.32 | 2.8173 | .6838 | ||||
| 0.219 | 4.062 | 10.02 | 3.0184 | .6725 | ||||
| 0.237 | 4.026 | 10.80 | STD. | 40 | 3.2145 | .6613 | ||
| 0.250 | 4.000 | 11.36 | 3.3611 | .6528 | ||||
| 0.281 | 3.938 | 12.67 | 60 | 3.7021 | .6326 | |||
| 0.312 | 3.876 | 13.97 | 4.0273 | .6126 | ||||
| 0.337 | 3.826 | 15.00 | XHY | 80 | 4.2713 | .5972 | ||
| 0.438 | 3.624 | 19.02 | 120 | 5.1790 | .5361 | |||
| 0.531 | 3.438 | 22.53 | 160 | 5.8997 | .4822 | |||
| 0.674 | 3.152 | 27.57 | XXHY | 6.7927 | .4054 | |||
| 5 | 5.563 | 0.188 | 5.187 | 10.80 | 4.1161 | 1.0979 | ||
| 0.219 | 5.125 | 12.51 | 4.7279 | 1.0716 | ||||
| 0.258 | 5.047 | 14.63 | STD. | 40 | 5.4500 | 1.0391 | ||
| 0.281 | 5.001 | 15.87 | 5.8644 | 1.0204 | ||||
| 0.312 | 4.939 | 17.51 | 6.4074 | .99647 | ||||
| 0.344 | 4.875 | 19.19 | 6.9358 | .9696 | ||||
| 0.375 | 4.813 | 20.80 | XHY | 80 | 7.4300 | .9449 | ||
| 0.500 | 4.563 | 27.06 | 120 | 9.2534 | .8495 | |||
| 0.625 | 4.313 | 32.99 | 160 | 10.7976 | .7590 | |||
| 0.750 | 4.063 | 38.59 | XXHY | 12.0954 | .6734 | |||
| 6 | 6.625 | 0.109 | 6.407 | 7.59 | 5 | 3.5769 | 1.6748 | |
| 0.134 | 6.357 | 9.30 | 10 | 4.3475 | 1.6488 | |||
| 0.156 | 6.313 | 10.79 | 5.0107 | 1.6260 | ||||
| 0.188 | 6.249 | 12.94 | 5.9351 | 1.5937 | ||||
| 0.203 | 6.219 | 13.94 | 6.3804 | 1.5780 | ||||
| 0.219 | 6.187 | 15.00 | 6.8261 | 1.5620 | ||||
| 0.250 | 6.125 | 17.04 | 7.6905 | 1.5306 | ||||
| 0.280 | 6.065 | 18.99 | STD. | 40 | 8.4958 | 1.5008 | ||
| 0.312 | 6.001 | 21.06 | 9.3416 | 1.4688 | ||||
| 0.344 | 5.937 | 23.10 | 10.111 | 1.4391 | ||||
| 0.375 | 5.875 | 25.05 | 10.893 | 1.4082 | ||||
| 0.432 | 5.761 | 28.60 | XHY | 80 | 12.224 | 1.3541 | ||
| 0.500 | 5.625 | 32.74 | 13.711 | 1.2909 | ||||
| 0.562 | 5.501 | 36.43 | 120 | 14.9806 | 1.2346 | |||
| 0.625 | 5.375 | 40.09 | 16.1821 | 1.1787 | ||||
| 0.719 | 5.187 | 45.39 | 160 | 17.8243 | 1.0977 | |||
| 0.864 | 4.897 | 53.21 | XXHY | 20.025 | .9784 | |||
| 1.000 | 4.625 | 60.13 | 21.7719 | .8727 | ||||
| 1.125 | 4.375 | 66.14 | 23.1237 | .7809 |
- UNS K91560 Seamless Pipe
- CrMo P91 Seamless Pipe
- DIN 1.4903 Seamless Pipe
- EN 10217-7 Alloy Gr. P91 Seamless Pipe
- Alloy Steel P91 Cold Drawn Seamless Pipes
- UNS K91560 Square Pipe
- CrMo P91 Square Pipe
- DIN 1.4903 Square Pipe
- ASTM A335 Alloy Steel P91 Square Pipe
- Alloy Steel P91 Cold Drawn Square Pipes
- DIN 1.4903 Rectangular Pipe
- ASTM A335 Alloy Steel P91 Rectangular Pipe
- EN 10216-5 Rectangular Piping
- Chrome Moly P91 Rectangular Pipes Supplier
- ASME SA335 Alloy Steel P91 Rectangular Pipe
- CrMo P91 Welded Pipe
- ASTM A335 Alloy Steel P91 Welded Pipe
- Chrome Moly P91 Welded Pipes Supplier
- Chromium Molybdenum P91 Welded Pipe Supplier
- Alloy Steel P91 Cold Drawn Welded Pipes
- UNS K91560 Electropolish Pipe
- DIN 1.4903 Electropolish Pipe
- ASTM A335 Alloy Steel P91 Electropolish Pipe
- EN 10217-7 Alloy Gr. P91 Electropolish Pipe
- Alloy Steel P91 Cold Drawn Electropolish Pipes
- CrMo T91 Capillary Tubes
- INOX 1.4903 Capillary Tubing
- ASTM A335 Gr T91 Alloy Steel Thick Wall Capillary Tubes
- EN 10217-7 Alloy Gr. T91 Capillary Tubes
- UNS K91560 Capillary Piping
- CrMo P91 ERW Pipe
- INOX 1.4903 ERW Pipe
- EN 10217-7 Alloy Gr. P91 ERW Pipe
- Alloy Steel P91 ERW Pipes
- UNS K91560 ERW Piping
- CrMo P91 Hollow Pipe
- DIN 1.4903 Hollow Pipe
- Chrome Moly P91 Hollow Pipes Supplier
- Chromium Molybdenum P91 Hollow Pipe Supplier
- Alloy Steel P91 Cold Drawn Hollow Pipes
- UNS K91560 Hollow Piping
- UNS K91560 EFW Pipe
- CrMo P91 EFW Pipe
- DIN 1.4903 EFW Pipe
- ASTM A335 Alloy Steel P91 EFW Pipe
- Chromium Molybdenum P91 EFW Pipe Supplier
- Alloy Steel P91 Cold Drawn EFW Pipes
Alloy Steel ASTM A335 P91 Pipe Wall thickness & Tolerance
| Alloy ASTM A335 | Hot rolled | Outside Diameter, mm | Tolerance, % |
| OD≤101.6, WT≤2.4 | +40/-0 | ||
| OD≤101.6, 2.4＜WT≤3.8 | +35/-0 | ||
| OD≤101.6, 3.8＜WT≤4.6 | +33/-0 | ||
| OD≤101.6, WT>4.6 | +28/-0 | ||
| OD>101.6, 2.4＜WT≤3.8 | +35/-0 | ||
| OD>101.6, 3.8＜WT≤4.6 | +33/-0 | ||
| OD>101.6, WT>4.6 | +28/-0 | ||
| Cold Drawn | Outside Diameter, mm | Tolerance, % | |
| OD≤38.1 | +20/-0 | ||
| OD>38.1 | +22/-0 | ||
| ASTM A530 | NPS | Outside Diameter, inch | Tolerance, % |
| 1/8≤OD≤2-1/2 | +20.0/-12.5 | ||
| 3≤OD≤18, WT/OD≤5% | +22.5/-12.5 | ||
| 3≤OD≤18, WT/OD>5% | +15.0/-12.5 | ||
| OD≥20, WT/OD≤5% | +22.5/-12.5 | ||
| OD≥20, WT/OD>5% | +15.0/-12.5 |