DIN 1629 Seamless Pipe Supplier

DIN 1629 carbon Seamless Steel Pipes & DIN 1629 Pipe supplier

Circular tubes and pipes manufactured of non-alloy materials for particular quality criteria are DIN 1629 carbon seamless steel pipes. As per DIN 1629 ST, there are three main grades: 37.0, 44.0, and 52.0. The mechanical qualities and material composition of the various grades of DIN 1629 pipes vary. The many grades of Tuberia DIN 1629 have a variety of uses in manufacturing, including pipelines, equipment, vessels, and pipe fittings. They are available in several size ranges. The pipes range from 10mm to 324mm in outer diameter, 1mm to 30mm in wall thickness, and up to 14000mm in length. Carbon, silicon, manganese, phosphorus, and sulphur are all included in the substance known as Tubi DIN 1629. Unlike the other grades, the ST52.0 grade contains silicon and manganese. For the ST37.0 grade, the carbon content is 0.17%, for the ST44.0 grade, 21%, and for the ST52.0 grade, 22%. Because of this variation, the strength values of the DIN 1629 Seamless Tubes vary. Grade 37.0 has a minimum yield strength of 235 MPa and a minimum tensile strength of 480 MPa, grade 44.0 has a minimum tensile strength of 275 MPa and a maximum tensile strength of 550 MPa, and grade 52.0 has a minimum tensile strength of 355 MPa and a maximum tensile strength of 650 MPa. The best and most expensive grade is DIN 1629 st 52. To increase the products' hardness, the DIN 1629 Steel Pipe can be hot rolled, cold worked, stress relieved, annealed, or normalised.

DIN 1629 Seamless Pipe

DIN 1629 Seamless Pipe

DIN 1629 Grade St 52 Carbon Steel Welded Tube

DIN 1629 Grade St 52 Carbon Steel Welded Tube

DIN 1629 Pipe

DIN 1629 Pipe

Table of contents

DIN 1629 Material
Standard: DIN 1629
Equivalent Standard: ASTM A53, EN 10216-1, BS 3601, NF A 49-112
Material: St37, 1.0254
Equivalent Materials: S 360, 1010, St35, St35.8, 360, SA53 Grade A, E235, TU E 220 A
Tolerance Chart of DIN 1629 Seamless Tubes
Execution Size Range OD Tolerance Wall tolerance
Hot-rolled Tube OD – 80 mmOD > 80 mmWall < 12 mmWall - 12 mm ± 0.4 mm± 0.5 % of OD ± 0.7 mm± (5 % x wallthickness + 0.1 mm
Hot-rolled peeled tube All sizesWall < 12 mmWall - 12 mm + 0.25/- 0 mm ± 0.8 mm± (5 % x wall thickness+ 0.2 mm)
Cold Worked tubecold-rolled or cold-drawn OD < 40 mmOD 40 - 80 mmOD > 80 Wall Thickness< 6 mm Wall Thickness6 - 8 mm Wall Thickness > 8 + 0.30/- 0 mm*+ 0.35/- 0 mm*+ 0.40/- 0 mm* ± 0.30 mm± 0.35 mm± 0.40 mm
DIN 1629 St 44 Pipe Thickness
Outside Diameter in mm Wall Thicknessin mm Tolerance
Outer Diameter≤130 Wall Thickness≤2*S(DIN 2448) +15/-10
2*S(DIN 2448)＜Wall Thickness≤4*S(DIN 2448) +12.5/-10
Wall Thickness>4*S(DIN 2448) ±9
130＜Outer Diameter≤320 Wall Thickness≤0.05*Outer Diameter +17.5/-12.5
0.05*Outer Diameter＜Wall Thickness≤0.11*Outer Diameter ±12.5
Wall Thickness>0.11*Outer Diameter ±10
320＜Outer Diameter≤660 Wall Thickness≤0.05*Outer Diameter +20/-15
0.05*Outer Diameter＜Wall Thickness≤0.09*Outer Diameter +15/-12.5
Wall Thickness>0.09*Outer Diameter +12.5/-10
Surface Finish of DIN 1629 Seamless Steel Pipe
    Outside Diameter in MM Tolerance
    Outer Diameter≤100 ±1
    100＜Outer Diameter≤200 ±1
    Outer Diameter>200 ±1
    carbon Seamless Steel Pipes Various Types of DIN 1629
    DIN 1629 St. 37.0 Seamless Steel Pipe

    DIN 1629 St. 37.0 Seamless Steel Pipe

    DIN 1629 St. 37.0 Black Seamless Steel Pipe

    1629 St. 37.0 Black Seamless Steel Pipe

    Seamless DIN 1629 St 37 Material Carbon Steel Tube

    Seamless DIN 1629 St 37 Material Carbon Steel Tube

    DIN 1629 Seamless Steel Pipes

    DIN 1629 Seamless Steel Pipe

    DIN 1629 SMLS Pipe

    DIN 1629 SMLS Pipe

    DIN 1629 St35 Schedule 40 Carbon Steel Pipe

    1629 St35 Schedule 40 Carbon Steel Pipe

    Tuberia DIN 1629 Temperature Range
    Steel Grade Yield stress value by working temperature(Thickness increasing)
    50℃ 200℃ 250℃ 300℃
    St 37 235-215 185-170 165-150 140-130
    St 44 275-255 215-200 195-180 165-155
    St 52 355-335 248-230 225-210 195-185
    DIN 1629 Equivalent Astm
    DIN 1629 EN BS NFA 49.210/49.112 ASTM 53
    Grade St 37 EN 10216.1Grade P235 T1 Grade TU 37 B TU E 220 A Grade B
    Grade St 44 EN 10216.1Grade P275T1 Grade TU 42 B TU E 235 A Grade B
    Grade St 52-0 EN 10216-3Grade P355N NFA Grade P355N ASME SA 381 Grade Y 52
    Tubi DIN 1629 Sizes
    • Wall Tickness in MM :1 To 30
    • Outer diameter in Mm:10 To 324
    • Length in Mm:14000
    DIN 1629 Steel Pipe Grades
    • DIN1629 ST37.0
    • DIN1629 ST44.0
    • DIN1629 ST52.0
    Uses of DIN 1629 St37 Pipes
    • Chemical Equipment
    • Power Generation
    • Heat Exchangers
    • Condensers
    • Sea Water Equipment
    • Pulp and Paper Industry
    • Off-Shore Oil Drilling Companies
    Price List of DIN 1629 St52.0 Carbon Steel Pipes
    Description Price Per Ton in INR Price Per Ton in USA $ Price Per Ton in UAE Dirham
    DIN 1629 42crmo sae4140 4130 alloy steel tube drawn pipe INR 61371.66 USA $ 840 AED 3085.31
    din 1629 st52 honed tube H8 H9 cylinder tube cylinder pipe INR 76714.58 USA $ 1050 AED 3856.63
    din 1629 st52 seamless steel pipe INR 43836.90 USA $ 600 AED 2203.79
    DIN 1629 galvanised pipe steel tube INR 33608.29 USA $ 460 AED 1689.57
    Din 2391 Precision Seamless Steel Pipe Tube INR 36530.75 USA $ 500 AED 1836.49
    Chemical Properties of DIN 1629 St52.0 Carbon Steel Pipes
    Symbol Material Number C P S N¹)
    St37.0 1.0254 0.17 0.040 0.040 0.009²)
    St44.0 1.0255 0.21 0.040 0.040 0.009²)
    St52.0³) 1.0421 0.22 0.040 0.035 -
    Specification of DIN 1629 Seamless Pipe
    Standard DIN 1629
    Grade ST52
    Size in MM 4 To 190 x Wall Thickness 0.5 To 15
    Outer Dimensions in MM 4 To 60
    Wall Thickness in MM 0.5 To 8
    Schedule Schedule XS, Schedule 160, Schedule 40, Schedule XXS, Schedule 80 Supplier and Manufacturer
    Length in MM 6000
    Pipe Marking All Pipe are marked as follows: Supplier or Manufacturer’s Name, Standard, Grade, OD, Thickness, Length, Heat Number
    Supplier & Distributors Located in Sydney, Ernakulam, Tehran, London, Noida, Pimpri Chinchwad, Vadodara, Khobar, Chennai, Karachi, Surat, Ludhiana, Riyadh, Rajkot, Caracas, Dammam, Gujarat, Ranchi, Nagpur, Ankara, Courbevoie, Ludhiana, India, Perth, Gurgaon, Muscat, Port of Spain, Kuwait, Tau, Mexico, Mumbai, Ahvaz, New Delhi, Coimbatore, Jamshedpur, Janeiro, Abu Dhabi, Melbourne, Baroda, Indore, Kanpur, Lagos, Santiago, Calgary, Gimhae si, Thiruvananthapuram, Bengaluru, Kolkata, Bogota, Hyderabad, Howrah, Bangalore, Manama, Istanbul, Montreal, Ahmedabad
    Mechanical Composition of DIN 1629 Pipe
    Steel Grade Upper Yield Stress ReH
    for wall thickness, in mm,    		 Tensile strength
    Rm
    N/mm²    		 Elongation(%) A5
    Symbol Material Number up to 16 over 16 up to 40 over 40 up to 65 Longitudinal Transverse
    St 37.0 1.0254 235 225 216 350²) to 480 25 23
    St 44.0 1.0256 275¹) 265¹) 255¹) 420²) to 550 21 19
    St 52.0 1.0421 355 345 335 500²) to 650 21 19
    DIN 1629 st 52 length
    Component length (mm) Outer Diameter 30 To 100 mm Outer Diameter 100 To 254 mm
    10-100 + 1.0/- 0 + 2.0/- 0
    600-1200 + 3.0/- 0 + 4.0/- 0
    100-600 + 2.0/- 0 + 3.0/- 0
    1200-5000 + 5.0/- 0 + 6.0/- 0
    DIN 1629 St37 Welded Pipes Material Testing
    • Flattening Test
    • Pitting Resistance Test
    • Micro and MacroTest
    • Hardness Test
    • Flaring Test
    • Intergranular Corrosion (IGC) Test
    • Positive Material Identification – PMI Testing
    • Chemical Analysis – Spectro Analysis
    DIN 1629 ST 52 Carbon Steel Pipes & Tube Standards
    Specification O/D x W/T ( mm ) Weight (kg/m )
    3/8” x STD Schedule40 17.1 X 2.31 0.85
    1/2” x STD Schedule40 21.3 X 2.77 1.27
    3/4” x STD Schedule40 26.7 X 2.87 1.68
    1” x Schedule 40 (STD) 33.4 X 3.38 2.50
    1” x Schedule 80 (XS) 33.4 X 4.55 3.23
    1-1/2” x Schedule 40 (STD) 48.3 X 3.68 4.05
    2” x Schedule 40 (STD) 60.3 X 3.91 5.44
    2” x Schedule 80 (XS) 60.3 X 5.54 7.48
    2” x Schedule 160 60.3 X 8.74 11.11
    3” x Schedule 40 (STD) 88.9 X 5.49 11.29
    3” x Schedule 80 (XS) 88.9 X 7.62 15.27
    4” x Schedule 40 (STD) 114.3 X 6.02 16.07
    4” x Schedule 80 (XS) 114.3 X 8.56 22.31
    5” x Schedule 40 (STD) 141.3 X 6.55 21.76
    5” x Schedule 80 (XS) 141.3 X 9.52 30.94
    5” x Schedule 40 (STD) 141.3 X 6.55 21.76
    5” x Schedule 80 (XS) 141.3 X 9.52 30.94
    8” x Schedule 40 219.1 X 8.18 42.53
    8” x Schedule 160 219.1 X 23.01 111.25
    10” x Schedule 40 273.0 X 9.27 60.29
    12” x Schedule 20 323.8 X 6.35 49.72
    12” x Schedule 40 323.8 X 10.31 79.72
    12” x Schedule 120 323.8 X 25.40 186.92
    14” x Schedule 60 355.6 X 15.09 126.68
    14” x Schedule 80 355.6 X 19.05 158.08
    16” x Schedule 40 406.4 X 12.70 123.29
    18” x Schedule 40 457.2 X 14.27 155.91
    22” x Schedule 80 558.8 X 28.58 373.58
    24” x Schedule 40 609.6 X 17.48 255.14
    26” x Schedule 20 660.4 X 12.70 202.83
    28” x Schedule 30 711.2 X 15.88 272.18
    30” x Schedule 20 762.0 X 12.70 234.64
    32” x Schedule 30 812.8 X 15.88 311.95
    32” x Schedule 40 812.8 X 17.48 342.70
    34” x Schedule 40 863.6 X 17.48 364.58
    36” x Schedule 20 914.4 X 12.70 282.36
    36” x Schedule 30 914.4 X 15.88 351.72
    36” x Schedule 40 914.4 X 19.05 420.56

Special Products