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Rajgranth Metal & AlloysRAJGRANTH

310 welded tubes
OD 12.7 mm × 0.9 mm wall

This is a size we hold rather than one we have to roll. 25% chromium, 20% nickel. A heat-resisting grade, not a corrosion-resisting one. Supplied with a mill test certificate to EN 10204 3.1 as standard.

OD 12.7 mm × 0.9 mm wallUNS S31000 / S31008EN 1.4845HSN 7306

Properties

Austenitic
PREN
25

Pitting resistance equivalent. Higher resists chlorides better.

Relative cost
2.10×

Indexed to 304. Indicative, for specification triage.

Max service temp
1150 °C
Magnetic
No
Weldability
Good
Machinability
Fair
01Product description

310 stainless steel welded Tubes, OD 12.7 mm × 0.9 mm wall: stockist and supplier in Mumbai

Rajgranth Metal & Alloys stocks and supplies 310 welded Tubes, OD 12.7 mm × 0.9 mm wall from Mumbai, with the material, tests and documentation covered by our ISO 9001:2015 quality system. Rajgranth Metal & Alloys has been trading since 1980, is self-funded and debt-free, and despatches most orders from its Mumbai stockyard within two days.

The item

310 welded Tubes with an outside diameter of 12.7 mm and a wall thickness of 0.9 mm. 25% chromium, 20% nickel. A heat-resisting grade, not a corrosion-resisting one.

Grade and designations

Stainless Steel 310 and 310S, designated UNS S31000 / S31008, EN 1.4845, AISI 310 / 310S, JIS SUS310S, GB S31008 and Werkstoff X8CrNi25-21.

Standards and finishes

Standards include ASTM A213 / ASME SA-213, ASTM A269, ASTM A312 / ASME SA-312, ASTM A376 / ASME SA-376, ASTM A789 / ASME SA-789, ASTM A790 / ASME SA-790, ASTM A268 / ASME SA-268 and ASTM A511. Finishes and conditions include Bright Annealed (CFA), Solution Annealed (CFD), Electro Polished (EP), Polished (APP), Annealed and Pickled (AP), Mirror Polish, Matt Polish and Cold Drawn.

Where it is used

furnace muffles, retorts and radiant tubes, kiln and heat treatment fixtures, cement plant components and fluidised bed combustors. We supply across India and export to markets in the Middle East, Africa, Europe, Asia, North America and South America.

Ordering

Send the quantity, standard and any special requirement and we will confirm availability. Material is supplied with documentation, tested in house across 18 listed testing facilities, and covered by our ISO 9001:2015 quality management system.

Also searched as

  • 310 welded Tubes, OD 12.7 mm × 0.9 mm wall supplier
  • 310 12.7 mm welded Tubes stockist in Mumbai
  • stainless Steel Welded Tubes 12.7 mm

This size

07 rows
Grade
310
Product
Welded Tubes
Outside diameter
12.7 mm
Wall thickness
0.9 mm
Length
5 m6.5 m

Cut to length on request

Ends
PlainBevelled
Certification
EN 10204 3.1

3.2 with third-party inspection on request

Other sizes in this grade are supplied to order — usually from stock.

Surface finishes

08
  • Bright Annealed (CFA)
  • Solution Annealed (CFD)
  • Electro Polished (EP)
  • Polished (APP)
  • Annealed and Pickled (AP)
  • Mirror Polish
  • Matt Polish
  • Cold Drawn

Standards

10
  • ASTM A213 / ASME SA-213
  • ASTM A269
  • ASTM A312 / ASME SA-312
  • ASTM A376 / ASME SA-376
  • ASTM A789 / ASME SA-789
  • ASTM A790 / ASME SA-790
  • ASTM A268 / ASME SA-268
  • ASTM A511
  • ASTM B163 / ASME SB-163
  • ASTM B407 / ASME SB-407
01Also held

Other 310 welded tubes sizes

Complete technical reference

SS welded tubes grade 310 Diameter 12.7 mm X 0.9 mm thickness

The full detail for this product as supplied from our Mumbai stockyard: sizes, grades, standards, tolerances, tests and applications.

  • SS seamless Tubes

SS welded tubes grade 310 Diameter 12.7 mm X 0.9 mm thickness , Suppliers & Exporters in India.

Stainless Steel (SS) welded tubes are a key component in many industrial applications where strength, durability, and resistance to extreme conditions are paramount. Among the many grades of stainless steel available, Grade 310 stands out for its exceptional heat resistance and corrosion-fighting properties. This article will focus on the unique properties of SS seamless tubes in Grade 310, particularly those with a diameter of 12.7 mm and a thickness of 0.9 mm, and why they are ideal for various high-performance uses.

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What Are SS Seamless Tubes?

What Are SS Welded Tubes? SS welded tubes are stainless steel pipes that are manufactured without any welding joints, making them stronger and more reliable under pressure. Welded tubes are preferred over welded tubes in many industries because they do not have the weak points that welded joints can create, especially when exposed to extreme temperatures or pressures.

Welded tubes are formed by passing a solid steel billet through a piercing rod, which shapes it into a hollow tube. This process ensures that the tube has uniform strength throughout its length. The absence of seams ensures better mechanical performance, making seamless tubes ideal for industries like chemical processing, oil and gas, and power generation.

Understanding Grade 310 Stainless Steel

Grade 310 stainless steel is an austenitic alloy known for its ability to withstand high temperatures and resist corrosion in various harsh environments. The key components of Grade 310 include:

  • Chromium (24-26%) – Enhances oxidation resistance.
  • Nickel (19-22%) – Improves resistance to corrosion and heat.

These components make Grade 310 particularly suitable for high-temperature applications, as it maintains its strength even when exposed to extreme heat.

Mechanical Properties and Benefits

Grade 310’s high chromium and nickel content allows it to perform well in both oxidizing and reducing environments. Its tensile strength and creep resistance ensure that the material can withstand prolonged stress, making it ideal for industrial processes where other materials might fail.

Applications of SS Welded Tubes Grade 310

The industrial world is full of challenges, especially in high-stress environments. Grade 310 SS seamless tubes are commonly used in:

  • Heat Exchangers – Handling extreme temperatures efficiently.
  • Furnace Components – Where resistance to thermal cycling is critical.
  • Chemical Processing Plants – Providing corrosion resistance in highly acidic or sulfuric environments.

The combination of 12.7 mm diameter and 0.9 mm thickness makes these tubes particularly effective for applications requiring a balance between structural strength and lightweight efficiency.

Dimensional Specifications of SS Welded Tubes

When it comes to stainless steel tubes, the diameter and thickness are crucial for determining their performance. The diameter of 12.7 mm is perfect for fluid transportation systems that require precision. The thickness of 0.9 mm ensures that while the tube is lightweight, it is also robust enough to handle the rigors of industrial use.

Advantages of SS Welded Tubes with 12.7 mm Diameter

The 12.7 mm diameter in Welded tubes offers several benefits, including:

  • Efficient FlowAllows optimal flow rates for both liquids and gases, crucial in processing plants.
  • Pressure Resistance:: The diameter makes it ideal for high-pressure systems.
  • Compact Design:Allows it to fit into tight spaces in machinery or industrial plants, making it versatile for various setups.

Why is 0.9 mm Thickness Critical?

While some may argue for thicker tubes, the 0.9 mm thickness is designed for optimal performance:

  • Lightweight:It makes handling easier, especially in larger installations.
  • Structural Integrity: The diameter makes it ideal for high-pressure systems.
  • Compact Design:Despite being thin, Grade 310 ensures that the tube can withstand significant pressure and stress without bending or warping.

Stainless Steel Pipes Dimension – (S.S. Pipes)

19 entries
Stainless Steel Pipes Dimension – (S.S. Pipes)131
Wall thickness in mm.0.50.60.70.811.21.622.633.23.6
O.D. in mm.Weight in kg/meter121
60.0690.0810.0930.1040.1250.1440.176–––––
9.520.1120.1340.1540.1740.2130.2490.317–––––
100.1190.1410.1630.1840.2250.2640.336–––––
12.70.1530.1820.210.2380.2930.3450.444–––––
140.1690.2010.2330.2640.3250.3840.496–––––
15.870.1920.2290.2660.3010.3720.440.5710.694––––
190.2310.2760.320.3640.450.5340.6960.851.0661.21.264–
250.3060.3660.4250.4840.60.7140.9361.151.4561.651.7441.926
25.40.3110.3720.4320.4920.610.7260.9521.171.4821.681.7761.962
31.8–––––0.9181.2081.491.8982.162.2882.538
38–––––1.1041.4561.82.3012.6252.7843.096
44.5–––––1.2991.7162.1252.7243.1133.3043.681
50.8–––––1.4881.9682.443.1333.5853.8084.248
63.5––––––2.4763.0753.9594.5384.8245.391
76.1––––––2.983.7054.7785.4835.8326.525
101.6––––––44.98677,8728.82

Chemical Composition

22 entries
CHEMICAL COMPOSITION (IN PERCENTAGE)111
GradeC (Max)Mn (Max)P (Max)S (Max)Si (Max)CrNiMoNitrogen (Max)Cu/ Others
3010.1520.0450.03116.00 – 18.006.00 – 8.00–0.1–
3040.0820.0450.030.7518.00 – 20.008.00- 10.50–0.1–
304L0.0320.0450.030.7518.00 – 20.008.00- 12.00–0.1–
310S0.0820.0450.031.524.00- 26.0019.00 – 22.00–––
3160.0820.0450.030.7516.00 – 18.0010.00 – 14.002.00 – 3.000.1–
316L0.0320.0450.030.7516.00 – 18.0010.00 – 14.002.00 – 3.000.1–
3170.0820.0450.030.7518.00 – 20.0011.00 – 14.003.00 – 4.000.1–
317L0.0320.0450.030.7518.00 – 20.0011.00 – 15.003.00 – 4.000.1–
3210.0820.0450.030.7517.00 – 19.009.00 – 12.00–0.1Ti5 ( C + N ) Min or 0.70 max
3470.0820.0450.030.7517.00 – 19.009.00 – 13.00––Cb= 10x ( C Min ) or 1.00 Max
4090.0810.040.01110.50 – 11.750.5––Ti= 6x (C+ N ) Min or 0.70 Max
409M0.030.81.20.030.030.40.7511.00- 12.001.5 max.––Ti= 6x (C) Min or 0.70 Max
410S0.0810.040.03111.50- 13.500.6–––
4100.1510.040.03111.50- 13.500.75–––
4200.350.50.0350.0150.512.00 – 13.000.20.3–––
4300.1210.040.03116.00 – 18.000.75–––
JSL AUS0.087.08.00.070.030.7515.50 – 16.504.25 – 4.75––0.9 – 1.10
JS- 2030.089.2510.250.070.030.7514.25 – 15.252.25 – 2.75––1.60- 2.0
301M0.14.55.50.060.030.7514.50 – 15.506.0 – 7.0––1.70- 1.90
* Thickness of 1.27mm & below will have elongation of 20% min.111

Mechanical Properties

22 entries
MECHANICAL PROPERTIES61
Grade12Tensile Strength Mpa, (Min)12Yield Strength Mpa, (Min)12%Age Elongation in 50mm gauge length min12Hardness (Max)21
BHNRb
3015152054021795
3045152054020192
304L4851704020192
310S5152054021795
3165152054021795
316L4851704021795
3175152053521795
317L5152054021795
3215152054021795
3475152054020192
4093801702017988
409M4302752018790
410S4152052218389
4104502052021789
420700( max )–1521795
4304502052218389
JSL AUS5152054021795
JS- 2035152054021795
301M5152054021795

310 / 310S applications

04
  • Furnace muffles, retorts and radiant tubes
  • Kiln and heat treatment fixtures
  • Cement plant components
  • Fluidised bed combustors

Industries

04

310 welded tubes, OD 12.7 mm × 0.9 mm wall.

Tell us the quantity and where it is going. We will confirm stock and come back with price the same working day.

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