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ISO 9001:2015 Quality ManagementISO 14001:2015 Environmental ManagementISO 45001:2018 Health and SafetyBIS Licence and ZED Bronze CertificateSeamless Carbon, Alloy and Stainless Steel PipesASTM, DIN, EN, IS and BS Specifications ISO 9001:2015 Quality ManagementISO 14001:2015 Environmental ManagementISO 45001:2018 Health and SafetyBIS Licence and ZED Bronze CertificateSeamless Carbon, Alloy and Stainless Steel PipesASTM, DIN, EN, IS and BS Specifications

Technical Specification

Size range, application standards, testing capabilities and measuring instruments updated from the supplied catalogue.

Sizing Range

Hot finished and cold finished seamless ranges.

The catalogue size charts have been simplified for quick enquiry planning, with chart images retained below.

Hot Finished Seamless

Outside Diameter33.40 - 127.00 mm
Wall Thickness3.38 - 22.23 mm
LengthUp to 12,000 mm

Cold Finished Seamless

Outside Diameter12.70 - 88.90 mm
Wall Thickness1.20 - 11.13 mm
LengthUp to 12,000 mm
Size Charts

Clean catalogue size chart view.

Core size data is shown as readable tables first, with the original chart images kept as uncropped references.

Chart Outside Diameter (mm) Wall Thickness (mm) Length
Hot Finished Seamless 33.40 - 127.00 3.38 - 22.23 Up to 12,000 mm
Cold Finished Seamless 12.70 - 88.90 1.20 - 11.13 Up to 12,000 mm

The values below are extracted from the catalogue size chart labels and grouped for faster enquiry review.

Hot Finished Seamless

OD 33.40 - 127.00 mm

Wall 3.38 - 22.23 mm
Outside DiameterWall ThicknessLength
33.40 - 127.00 mm3.38 - 22.23 mmUp to 12,000 mm
Outside Diameter Values (mm)
33.4038.1040.0042.2044.4548.3050.80
54.0057.0060.3063.0065.0070.0073.00
76.0080.0082.0086.0088.9092.0095.00
101.60104.00108.00110.00114.30118.00120.00
127.00
Wall Thickness Values (mm)
3.383.564.004.194.505.165.49
5.746.026.356.557.008.209.00
9.5210.0011.1312.0013.4914.0215.09
16.0016.7417.1218.2620.0022.23
Hot finished seamless catalogue size chart
Original catalogue chart, shown uncropped for reference.
Cold Finished Seamless

OD 12.70 - 88.90 mm

Wall 1.20 - 11.13 mm
Outside DiameterWall ThicknessLength
12.70 - 88.90 mm1.20 - 11.13 mmUp to 12,000 mm
Outside Diameter Values (mm)
12.7013.0015.8816.0019.0520.0021.30
22.2325.0025.4026.7030.0031.7533.40
35.0038.1040.2042.2044.4548.3050.80
57.0060.3063.5073.0076.2088.90
Wall Thickness Values (mm)
1.201.241.652.002.112.412.50
2.772.873.053.383.764.004.19
4.505.005.566.006.356.507.00
8.208.809.5210.0011.13
Cold finished seamless catalogue size chart
Original catalogue chart, shown uncropped for reference.

Hot Finished Seamless - OD Values (mm)

  • 33.40
  • 38.10
  • 40.00
  • 42.20
  • 44.45
  • 48.30
  • 50.80
  • 54.00
  • 57.00
  • 60.30
  • 63.00
  • 65.00
  • 70.00
  • 73.00
  • 76.00
  • 80.00
  • 82.00
  • 86.00
  • 88.90
  • 92.00
  • 95.00
  • 101.60
  • 104.00
  • 108.00
  • 110.00
  • 114.30
  • 118.00
  • 120.00
  • 127.00

Hot Finished Seamless - Wall Values (mm)

  • 3.38
  • 3.56
  • 4.00
  • 4.19
  • 4.50
  • 5.16
  • 5.49
  • 5.74
  • 6.02
  • 6.35
  • 6.55
  • 7.00
  • 8.20
  • 9.00
  • 9.52
  • 10.00
  • 11.13
  • 12.00
  • 13.49
  • 14.02
  • 15.09
  • 16.00
  • 16.74
  • 17.12
  • 18.26
  • 20.00
  • 22.23

Cold Finished Seamless - OD Values (mm)

  • 12.70
  • 13.00
  • 15.88
  • 16.00
  • 19.05
  • 20.00
  • 21.30
  • 22.23
  • 25.00
  • 25.40
  • 26.70
  • 30.00
  • 31.75
  • 33.40
  • 35.00
  • 38.10
  • 40.20
  • 42.20
  • 44.45
  • 48.30
  • 50.80
  • 57.00
  • 60.30
  • 63.50
  • 73.00
  • 76.20
  • 88.90

Cold Finished Seamless - Wall Values (mm)

  • 1.20
  • 1.24
  • 1.65
  • 2.00
  • 2.11
  • 2.41
  • 2.50
  • 2.77
  • 2.87
  • 3.05
  • 3.38
  • 3.76
  • 4.00
  • 4.19
  • 4.50
  • 5.00
  • 5.56
  • 6.00
  • 6.35
  • 6.50
  • 7.00
  • 8.20
  • 8.80
  • 9.52
  • 10.00
  • 11.13

Hot Finished Seamless - OD Values (mm)

33.4038.1040.0042.2044.4548.3050.8054.00
57.0060.3063.0065.0070.0073.0076.0080.00
82.0086.0088.9092.0095.00101.60104.00108.00
110.00114.30118.00120.00127.00

Hot Finished Seamless - Wall Values (mm)

3.383.564.004.194.505.165.495.74
6.026.356.557.008.209.009.5210.00
11.1312.0013.4914.0215.0916.0016.7417.12
18.2620.0022.23

Cold Finished Seamless - OD Values (mm)

12.7013.0015.8816.0019.0520.0021.3022.23
25.0025.4026.7030.0031.7533.4035.0038.10
40.2042.2044.4548.3050.8057.0060.3063.50
73.0076.2088.90

Cold Finished Seamless - Wall Values (mm)

1.201.241.652.002.112.412.502.77
2.873.053.383.764.004.194.505.00
5.566.006.356.507.008.208.809.52
10.0011.13
Standards / Grades

Application standards from the catalogue.

Final supply should follow the applicable standard, purchase order and certificate.

ApplicationStandards / GradesRequirement
Hydrocarbon ProcessASTM A-53, A-333, A-334, A-335; BS 3602 PT-IProcess piping and low-temperature service.
Boiler and Heat ExchangerASTM A106, A178, A179, A192, A209, A210, A213, A214; BS 3059 PT-I and PT-II, 3602 PT-I; IS 1914, 2416, 11714; DIN 17175Boiler, condenser, superheater and heat transfer duty.
Mechanical, Structural and General EngineeringASTM A500, A501, A519; BS 980, 1775, 3601, 6323; DIN 1629, 1630, 2391; IS 1161, 3601, 9295; EN 10305-1, 10305-4, 10216-1, 10216-2Mechanical assemblies, fabrication and industrial structures.
Hydraulic CylinderASTM A500, A501, A519; BS 980, 1775, 3601, 6323; DIN 1629, 1630, 2391; IS 1161, 3601, 9295; EN 10305 familiesPrecision tube supply for hydraulic and fluid power use.
Automotive IndustriesBS 980, BS 6323 PT-V; DIN 1629, 1630, 2391; IS 3601, 3074; SAE 1010, 1012, 1020, 1040, 1518, 4130, 4140Automotive, machined and engineering tube applications.
RailwaysIS 1239 PT-1; BS 930Railway and general service tube requirements.
Testing and Instruments

Quality checks and measuring capability.

Testing facilities and instruments listed in the document are made visible for buyer review.

QA

Hydrostatic Pressure Testing

Pressure integrity testing for order-specific requirements.

QA

Ultrasonic Testing (UT)

Non-destructive testing support for internal discontinuity checks.

QA

Eddy Current Testing (ECT)

Surface and near-surface inspection for tube supply.

QA

Chemical Analysis

OES spectrometer checks for grade and chemistry review.

QA

Tensile and Mechanical Testing

Mechanical property review as required by the purchase order.

QA

Rockwell Hardness Testing

Hardness checks for applicable material families.

QA

Impact Testing

Charpy testing support for low-temperature service grades.

QA

Flattening and Flaring Tests

Tube performance checks for applicable standards.

QA

Metallurgical Examination

Metallurgical review for controlled product supply.

Vernier CaliperMeasuring instrument listed in the catalogue.
Bore GaugeMeasuring instrument listed in the catalogue.
Digital MicrometerMeasuring instrument listed in the catalogue.
Dial IndicatorMeasuring instrument listed in the catalogue.
Height GaugeMeasuring instrument listed in the catalogue.
Measuring TapeMeasuring instrument listed in the catalogue.
Digital Weighing ScaleMeasuring instrument listed in the catalogue.
Steel ScaleMeasuring instrument listed in the catalogue.
Hardness TesterMeasuring instrument listed in the catalogue.
Surface Roughness TesterMeasuring instrument listed in the catalogue.

Ready to source seamless pipes, tubes or alloy steel materials?

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