Refer Pressure Rating of ASTM A335 Chrome Moly Pipe & Welded Alloy Steel Pipes

Alloy Steel Seamless Pipe

Alloy Steel Seamless Pipe

ASTM A335 Chrome Moly Pipe

ASTM A335 Chrome Moly Pipe

Welded Alloy Steel Pipes

Welded Alloy Steel Pipes


Buy high pressure & high temperature alloy steel pipe at factory Price


Specification Table of Alloy Steel Seamless Pipe

Specifications A335 / SA335
Specialized in Heavy Duty Alloy Steel Pipes Clamp, Alloy Steel Drill Pipes
Schedule Chart Schedule 5, 10, 40, 80, 80S, 160, XXS, XS
Standard DIN, ASTM, AISI, EN, JIS, GB, ASME
Finish Polished, Annealed & Pickled, Bright & Annealed, etc
Sizes (Welded) 5.0 milimeter - 1219.2 milimeter
Outer Diameter Sizes up to 12” NB, 6.00 milimeter Other Daimeter up to 250 milimeter Other Daimeter
Form Square, Round, Hollow, Coiled, Hydraulic, Rectangular, “U” Shape, Straight Pipes etc.
End Beveled End, Plain End, Treaded.
Type ERW/ Seamless / EFW / Fabricated / Welded / DOM / CDW / CEW Pipes
Size range 5.0 milimeter - 1219.2 milimeter
Thickness 0.3milimeter – 50 milimeter
Length Double Random, Single Random, Cut length

Available Types of Alloy Steel Pipe

High pressure alloy steel pipe

High pressure alloy steel pipe

High temperature alloy steel pipe

High temperature alloy steel pipe

AS Gas Pipe

AS Gas Pipe

Seamless Alloy Steel Pipe

Seamless Alloy Steel Pipe

AISI Alloy Steel ASTM A335 Welded Pipes

AISI Alloy Steel ASTM A335 Welded Pipes

ASME SA335M Alloy Steel Pipes

ASME SA335M Alloy Steel Pipes

High Strength Low Alloy Steel Pipe

High Strength Low Alloy Steel Pipe

chromoly alloy steel pipes

chromoly alloy steel pipes

ASTM A335 ERW Pipes

ASTM A335 ERW Pipes

Alloy Steel Chrome Moly Pipe

Alloy Steel Chrome Moly Pipe

Welded Alloy Steel Pipes

Welded Alloy Steel Pipes

Seamless Ferritic Alloy Steel Pipe

Seamless Ferritic Alloy Steel Pipe


Alloy Steel Pipe Price List

Size" MSL Make ISMT make JSL Make
1/2"
2,058.82
2,051.47
2,066.18
3/4"
1,838.24
1,830.88
1,845.59
1"
1,691.18
1,683.82
1,698.53

Alloy Steel Material Composition Chart

ASTM A335
Low-Alloy Steel
(Grades)
UNS
equivalent
C≤ Mn P≤ S≤ Si≤ Cr Mo
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 0.15 0.30~0.60 0.025 0.025 0.5 4.00~6.00 0.44~0.65
P5b K51545 0.15 0.30~0.60 0.025 0.025 1.00~2.00 4.00~6.00 0.44~0.65
P5c K41245 0.12 0.30~0.60 0.025 0.025 0.5 4.00~6.00 0.44~0.65
P9 S50400 0.15 0.30~0.60 0.025 0.025 0.50~1.00 8.00~10.00 0.44~0.65
P11 K11597 0.05~0.15 0.30~0.61 0.025 0.025 0.50~1.00 1.00~1.50 0.44~0.65
P12 K11562 0.05~0.15 0.30~0.60 0.025 0.025 0.5 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 0.5 2.65~3.35 0.80~1.60
P22 K21590 0.05~0.15 0.30~0.60 0.025 0.025 0.5 1.90~2.60 0.87~1.13
P91 K91560 0.08~0.12 0.30~0.60 0.02 0.01 0.20~0.50 8.00~9.50 0.85~1.05
P92 K92460 0.07~0.13 0.30~0.60 0.02 0.01 0.5 8.50~9.50 0.30~0.60

Leading Manufacturer of AISI Alloy Steel ASTM A335 Welded Pipes & AS Gas Pipe

ASTM A335 Mechanical Properties

Hardness
A335 Low-Alloy PipeUNS NumberYield Strength ksiTensile Strength ksiElongation %RockwellBrinell
P1K11522305530
P2K11547305530
P5K41545407030207 max
P9S50400306030
P11K11597306020
P12K11562326030174 max
P22K21590306030
P91K91560608520

Testing Requirements of SA335 Chrome Moly Pipe

  • Alloy Steel Pipes shall have a hardness of 250 HB / 265 HV (25 HRC)
  • Hydro testing: shall be applied to every length of pipe

Diameter Tolerance of High Alloy Steel Pipe

A335 PipesOverUnder
NPS [DN]in.mmin.mm
1/8 to 1 1/2 / DN 6 to 401/64 (0.015)0.41/64 (0.015)0.4
Over 1 1/2 to 4 / DN 40 to 1001/32 (0.031)0.791/32 (0.031)0.79
Over 4 to 8 / DN 100 to 2001/16 (0.062)1.591/32 (0.031)0.79
Over 8 to 12 / DN 200 to 3003/32 (0.093)2.381/32 (0.031)0.79
Over 12 / > DN 300+/- 1% of the specified outside diameter

Welded Alloy Steel Pipe Wall Thickness Tolerance

The tolerances in WT, in %, from specified are:

  • 1/8 to 2 1/2 [6 to 65] incl., all t/D ratios: over 20%, under 12.5%
  • Above 2 1/2 [65], t/D < or = 5%: over 22.5%, under 12.5%
  • Above 2 1/2 [65], t/D > 5%: over 15%, under 12.5%

Equivalent Grades of ASME SA335 Pipes

Chrome Moly Pipes: Werkstoff vs EN vs ASTM
Werkstoff /DINENASTM
1.541516Mo3A335 Grade P1
1.733513CrMo4-5A335 Grade P11, P12
1.738010CrMo9-10A335 Grade P22
1.7362X11CrMo5A335 Grade P5
A335 Grade P9
1.4903X10CrMoVNb9-1A335 Grade P91

Heat Treatment Requirements of Chromoly Alloy Steel Pipes

P5, P9, P11, and P22    
Grade Heat Treatment Type Normalizing Temperature Range F [C] Subcritical Annealing or Tempering
Temperature Range F [C]
P5 (b,c) Full or Isothermal Anneal, or
Normalize and Temper ***** 1250 [675]
Subcritical Anneal (P5c only) ***** 1325 – 1375 [715 – 745]
P9 Full or Isothermal Anneal, or
Normalize and Temper ***** 1250 [675]
P11 Full or Isothermal Anneal, or
Normalize and Temper ***** 1200 [650]
P22 Full or Isothermal Anneal, or
Normalize and Temper ***** 1250 [675]
P91 (type 1 and 2) Normalize and Temper, or 1900-1975 [1040 – 1080] 1350-1470 [730 – 800]
Quench and Temper 1900-1975 [1040 – 1080] 1350-1470 [730 – 800]

Biggest Supplier of ASME SA335M Chrome Moly Pipes & High Strength Low Alloy Steel Pipe

ASTM A335 ERW Pipe Tensile Requirements

Seamless    
    P5 P9 P11 P22 P91 (1, 2) P91 type 1 and 2 shall have a hardness within the range of 190 to 250 [HBW] or 196 to 265 [HV] or 91 HRBW to 25 HRC.
Tensile Strength, min., psi
ksi 60 60 60 60 85
MPa 415 415 415 415 585
Yield Strength, min., psi
ksi 30 30 30 30 60
MPa 205 205 205 205 415

Elongation Requirements of Seamless Ferritic Alloy Steel Pipe

Calculated Minimum Elongation Values
Elongation in 2 in. or 50 mm, min %
Wall Thickness P5, P9, P11, P22   P91 (type 1 and 2)
in. mm Longitudinal Transverse   Longitudinal
5/16 (0.312) 8 30 20 20
9/32 (0.281) 7.2 28 19 19
1/4 (0.250) 6.4 27 18 18
7/32 (0.219) 5.6 26 17
3/16 (0.188) 4.8 24 16
5/32 (0.156) 4 22 15
7/8 (0.125) 3.2 21 14
3/32 (0.094) 2.4 20 13
1/18 (0.062) 1.6 18 12

Maximum working pressure for Low Alloy Steel Pipe

Maximum Allowable Pressure (psi)
NPS Outside Diameter Schedule
(in) (in) 10 20 30 STD 40 60 XS 80 100 120 140 160 XXS
1/4 0.54 7985 7985 10798 10798
3/8 0.675 6606 6606 9147 9147
1/2 0.84 6358 6358 8575 8575 10908 17150
3/4 1.05 5273 5273 7187 7187 10220 14373
1 1.315 4956 4956 6670 6670 9316 13340
1 1/4 1.66 4133 4133 5638 5638 7380 11276
1 1/2 1.9 3739 3739 5158 5158 7247 10316
2 2.375 3177 3177 4498 4498 7097 8995
2 1/2 2.875 3460 3460 4704 4704 6391 9408
3 3.5 3024 3024 4200 4200 6132 8400
3 1/2 4 2769 2769 3896 3896
4 4.5 2581 2581 3670 3670 4769 5782 7339
5 5.563 2273 2273 3303 3303 4404 5505 6606
6 6.625 2071 2071 3195 3195 4157 5318 6390
8 8.625 1420 1574 1829 1829 2307 2841 2841 3375 4085 4613 5147 4971
10 10.75 1140 1399 1664 1664 2279 2279 2708 3277 3847 4558 5128 4558
12 12.75 961 1268 1441 1560 2160 1922 2644 3244 3843 4324 5042 3843
14 14 875 1092 1313 1313 1533 2079 1750 2625 3283 3829 4375 4921
16 16 766 956 1148 1148 1531 2009 1531 2585 3157 3733 4404 4882
18 18 681 849 1192 1021 1530 2042 1361 2553 3147 3743 4252 4848
20 20 613 919 1225 919 1455 1989 1225 2526 3138 3675 4288 4824
22 22 557 835 1114 835 1949 1114 2506 3063 3619 4176 4733
24 24 510 766 1147 766 1405 1978 1021 2489 3126 3700 4210 4786
30 30 510 817 1021 613 817
32 32 478 766 957 574 1054
34 34 450 721 901 540 992
36 36 425 681 851 510 1021
42 42 583 729 438 875

Check Tensile Strength, Yield Strength & Elongation of High Strength Low Alloy Steel Pipe & ASTM A335 Chrome Moly Pipes

Weight Chart of ASTM A335 Chrome Moly Pipe

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

Ready Stock of High Pressure Alloy Steel Pipe

Alloy Steel Seamless Pipes Alloy Steel Round Pipes
Chrome moly Welded Pipes Chrome moly Pipes
ASTM A335 Alloy ERW Pipes ASTM A335 Alloy Steel Round Pipes

Alloy Steel Pipe Manufacturers

Pipe MillCountry  
Jiangu Chengde Steel Tube Co Ltd. LtdChina
ChomutovCzech
Eschweiller(Bentler)Germany
Vallourec TubesGermany, France, & Brazil
TenarisItaly, Mexico, & Argentina
Sumitomo MetalJapan
JFEJapan
Productos TubularesSpain
Tubos ReunidosSpain
Wyman GordonUSA
Michigan SeamlessUSA
Rockwell CollinsUSA

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