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Structure Steel Pipe Tube ASTM A519 AISI4140 Heavy Wall Steel Pipe in 6m Length

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Structure Steel Pipe Tube ASTM A519 AISI4140 Heavy Wall Steel Pipe in 6m Length

Brand Name : DELTA

Model Number : Carbon Steel , Alloy Steel

Certification : ISO

Place of Origin : China

MOQ : 4 Tons

Price : 610 - 820 USD/Ton

Payment Terms : L/C, Western Union, T/T

Supply Ability : 20Ton per week

Delivery Time : 5 - 10 days based on the quantity

Packaging Details : standard packing for export

Products : seamless steel pipe

Diameter : DN10 - DN600

Thickness : 1.0 - 50.0mm

Length : 6-10m or cutting as request

Standard : ASTM EN GB DIN

Technique : Hot Rolled

Service : Cutting any length as request

MOQ : 2 Ton

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Structure Steel Pipe Tube ASTM A519 AISI4140 Heavy Wall Steel Pipe in 6m Length

AISI 4140 Tube Specifications and Thickness

Sizes 1/2" NB to 36" NB
Specification ASTM A519/ ASME SA519
Length Single and Double Random, Cut to Length
Tolerance Cold rolled tube: +/-0.05 millimetre
Cold drawn tube: +/-0.1 millimetre
Thickness 3 - 12 millimeter, Cut to length
Form Hydraulic, Square, Rectangular, Round Etc.
End Beveled, Threaded, Plain
Type Welded | CDW | ERW | DOM | Seamless | Fabricated | CEW | LSAW
Surface Finish 2B, No.1, No.4, No.8 Mirror Finish
Schedule Thickness Ranges SCH XS, SCH 40, SCH 80S, SCH 5, SCH 80, SCH XXS, SCH 160, SCH10, All Schedules
Delivery Condition Annealed & Pickled, Polished, Bright & Annealed, etc

Manufacturer of AISI 4140 Steel Pipe and 4140 Alloy Steel Tube

Alloy Steel UNS G41400 Equivalent

GRADE ASTM A519 4140
UNS G41400
DIN 1.7225
aisi4140 Chrome Moly Steel Tubing Weight Chart, Alloy Steel 4140 Annealed Tube Sizes, Exporter of 4140 Seamless Tubing.

Weight Table of 4140 Alloy Steel Pipe

Size NPS O.D. Sch.
Pipe #		 I.D. Pipe Gallon Capacity Per Linear Foot Wall Thk. Standard to XXHY Wght per Foot Section Modulus
1/2 0.84 40 0.622 .0158 0.109 STD 0.85 .0407
80 0.546 .0122 0.147 XHY 1.09 .0478
160 0.464 .0088 0.188 1.31 .0528
0.252 .0026 0.294 XXHY 1.72 .0577
3/4 1.05 40 0.824 .0277 0.113 STD 1.13 .0705
80 0.742 .0225 0.154 XHY 1.48 .0853
160 0.612 .0153 0.219 1.95 .1006
0.434 .0077 0.308 XXHY 2.44 .1103
1 1.315 40 1.049 .0449 0.133 STD 1.68 .1328
80 0.957 .0374 0.179 XHY 2.17 .1606
160 0.815 .0271 0.250 2.85 .1904
0.599 .0146 0.358 XXHY 3.66 .2136
1 1/4 1.66 40 1.380 .0777 0.140 STD 2.27 .2346
80 1.278 .0666 0.191 XHY 3.00 .2913
160 1.160 .0549 0.250 3.77 .3421
0.896 .0328 0.382 5.22 .4110
1 1/2 1.90 40 1.610 .1058 0.145 STD 2.72 .3262
80 1.500 .0918 0.200 XHY 3.63 .4118
160 1.338 .0730 0.281 4.86 .5079
1.100 .0494 0.400 6.41 .5977
2 2.375 10 2.157 .1898 0.109 2.64 .4205
40 2.067 .1743 0.154 STD 3.66 .5606
80 1.939 .1534 0.218 XHY 5.03 .7309
1.875 .1434 0.250 5.68 .8045
1.813 .1344 0.281 6.29 .8666
160 1.687 .1161 0.344 7.47 .9806
1.503 .0922 0.436 XXHY 9.04 1.1043
2 1/2 2.875 10 2.635 .2833 0.120 3.53 .6870
40 2.469 .2487 0.203 STD. 5.80 1.0640
2.443 .2435 0.216 6.14 1.1169
2.375 .2301 0.250 7.02 1.2468
80 2.323 .2202 0.276 XHY 7.67 1.3386
160 2.125 .1842 0.375 10.02 1.6371
1.771 .1280 0.552 XXXHY 13.71 1.9971
3 3.50 3.260 .4336 0.120 4.34 1.0411
3.188 .4147 0.156 5.58 1.3122
3.156 .4064 0.172 6.12 1.4265
3.124 .3984 0.188 6.66 1.5342
40 3.068 .3840 0.216 STD. 7.58 1.7241
3.000 .3672 0.250 8.69 1.9372
2.938 .3521 0.281 9.67 2.1207
80 2.900 .3431 0.300 XHY 10.26 2.2253
160 2.624 .2811 0.438 14.34 2.8774
2.300 .2158 0.600 XXHY 18.6 3.4243
3 1/2 4.0 10 3.760 .5768 0.120 4.98 1.3776
140 3.548 .5136 0.226 STD. 9.12 2.3939
3.500 .4998 0.250 10.02 2.6001
3.438 .4821 0.281 11.17 2.8562
80 3.364 .4617 0.318 XHY 12.52 3.1400
2..728 .3085 0.636 XXHY 22.87 4.8795
4 4.5 10 4.260 .7404 0.120 5.62 1.7612
4.188 .7156 0.156 7.24 2.2354
4.124 .6942 0.188 8.67 2.6296
4.094 .6838 0.203 9.32 2.8173
4.062 .6725 0.219 10.02 3.0184
40 4.026 .6613 0.237 STD. 10.80 3.2145
4.000 .6528 0.250 11.36 3.3611
60 3.938 .6326 0.281 12.67 3.7021
3.876 .6126 0.312 13.97 4.0273
80 3.826 .5972 0.337 XHY 15.00 4.2713
120 3.624 .5361 0.438 19.02 5.1790
160 3.438 .4822 0.531 22.53 5.8997
3.152 .4054 0.674 XXHY 27.57 6.7927
5 5.563 5.187 1.0979 0.188 10.80 4.1161
5.125 1.0716 0.219 12.51 4.7279
40 5.047 1.0391 0.258 STD. 14.63 5.4500
5.001 1.0204 0.281 15.87 5.8644
4.939 .99647 0.312 17.51 6.4074
4.875 .9696 0.344 19.19 6.9358
80 4.813 .9449 0.375 XHY 20.80 7.4300
120 4.563 .8495 0.500 27.06 9.2534
160 4.313 .7590 0.625 32.99 10.7976
4.063 .6734 0.750 XXHY 38.59 12.0954
6 6.625 5 6.407 1.6748 0.109 7.59 3.5769
10 6.357 1.6488 0.134 9.30 4.3475
6.313 1.6260 0.156 10.79 5.0107
6.249 1.5937 0.188 12.94 5.9351
6.219 1.5780 0.203 13.94 6.3804
6.187 1.5620 0.219 15.00 6.8261
6.125 1.5306 0.250 17.04 7.6905
40 6.065 1.5008 0.280 STD. 18.99 8.4958
6.001 1.4688 0.312 21.06 9.3416
5.937 1.4391 0.344 23.10 10.111
5.875 1.4082 0.375 25.05 10.893
80 5.761 1.3541 0.432 XHY 28.60 12.224
5.625 1.2909 0.500 32.74 13.711
120 5.501 1.2346 0.562 36.43 14.9806
5.375 1.1787 0.625 40.09 16.1821
160 5.187 1.0977 0.719 45.39 17.8243
4.897 .9784 0.864 XXHY 53.21 20.025
4.625 .8727 1.000 60.13 21.7719
4.375 .7809 1.125 66.14 23.1237

AISI 4140 Square Tube Schedules Chart

NB Size (inch) O.D. 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

Chemical Structure of AISI4140 Steel Boiler Tube

Range C Si Mn P S Cr Mo
Min 0.38 0.15 0.75 - - 0.8 0.15
Max 0.43 0.35 1 0.035 0.04 1.1 0.25

Alloy Steel Grade 4140 Pipe Sizes

O.D. * Thk. O.D. * Thk. O.D. * Thk.
57 * 4.9 38.1 * 3.2 76.2 * 4
57 * 6.3 38.1 * 4 76.2 * 5
57 * 7.9 38.1 * 6.3 76.2 * 6.3
60.3 * 3.2 42.4 * 3.2 82.5 * 4.5
60.3 * 3.6 42.4 * 4 88.9 * 3.2
60.3 * 5 44.5 * 3.2 88.9 * 3.6
63.5 * 3.2 44.5 * 6.3 88.9 * 4
63.5 * 3.6 48.3 * 3.2 101.6 * 3.6
63.5 * 4 48.3 * 3.6 101.6 * 4.5
63.5 * 6.3 50.8 * 4.5 101.6 * 6.3
63.5 * 7.9 51 * 3.2 114.3 * 3.6
70 * 3.2 51 * 3.6 114.3 * 5
70 * 3.6 51 * 6.3 139.7 * 4
70 * 6.3 57 * 3.2 139.7 * 5
76.2 * 3.6 57 * 3.6 139.7 * 6.3

Several Test on AISI 4140 Pipe

  • Chemical analysis
  • Flaring and Flattening test
  • Radiography test
  • Mechanical test
  • Ultrasonic test
  • Pitting resistance test
  • Hydrostatic test
  • Macro/micro test
  • Hardness test

Density of 4140 Steel Round Tube

Properties Metric Imperial
Density 7.85 g/cm3 0.284 lb/in³

SAE 4140 Rectangular Tube Melting Point

Properties Metric Imperial
Melting point 1416°C 2580°F

Heat Conditions for AISI 4140 Seamless Pipe

Condition Grade Medium
Quenched and tempered A519-4140 Polymer or oil
Annealed or normalized A519-4140 Air

4140 Heat Treated Tubing Thermal Properties

Properties Metric Imperial
Thermal conductivity (@ 100°C) 42.6 W/mK 296 BTU in/hr.ft².°F
Thermal expansion co-efficient (@ 0-100°C/32-212°F) 12.2 µm/m°C 6.78 µin/in°F

SAE 4140 Standard Specification Other Grades

GB/T 3077 JIS AISI/SAE DIN BS ISO
30CrMo SCM420 4140 25CrMo4 25CrMo4 -
30CrMoA SCM430 4140 34CrMo4 34CrMo4 -

AISI 4140 Mechanical Tubing Applications

  • Food Processing Industry
  • Power Generation Industry
  • Offshore and Onshore Services
  • Paper & Pulp Industry
  • Oil & Gas Industry
  • Sugar Industry

ASTM A519 Grade 4140 Mechanical Properties

Tensile Strength 689 MPa min 100,000 psi min
Yield Strength 552 MPa min 655 MPa max
80,000 psi min 95,000 psi max
Total Elongation Under Load 20.000 % -
Hardness 23 Max HRC

Tensile Strength of 4140 Alloy Steel Tube

Grade Designation Condition Ultimate Strength Yield Strength Elongation in 2 in.or 50mm,% Rockwell,Hardness B Scale
ksi Mpa ksi Mpa
4140 HR 90 621 70 483 20 89
SR 105 724 85 586 10 95
A 75 517 55 379 30 81
N 90 621 60 414 20 89

FAQ

1. Do you have your own factory?

Yes, we do. We have our own factory, and we can provide stable stock with competitive price and good quality.

2. Which payment can you accept?

1).100% irrevocable L/C at sight.

2).30% T/T prepaid and the balance against the copy of B/L.

3).30% T/T prepaid and the balance against L/C.

3. How about the delivery time?

10-15 days after receiving the deposit.

4. Why do you choose our company?

1). We have a more stable stock with competitive price and good quality.

2). We have more experience on the international trade with good faith.

3). We can provide the personal customized service, such as adding your company's logo on the products, the specified color and so
on.

5. Can you send a sample for the inspection?

Yes, we can. We can send you the sample freely.

Structure Steel Pipe Tube ASTM A519 AISI4140 Heavy Wall Steel Pipe in 6m LengthStructure Steel Pipe Tube ASTM A519 AISI4140 Heavy Wall Steel Pipe in 6m LengthStructure Steel Pipe Tube ASTM A519 AISI4140 Heavy Wall Steel Pipe in 6m LengthStructure Steel Pipe Tube ASTM A519 AISI4140 Heavy Wall Steel Pipe in 6m Length


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