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ASTM A312 TP304L Stainless Steel Pipes & Tubes



Trusted Exporter of Industrial ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes.

We supply a full range of ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes schedules ranging from Sch 5 thru Double Extra Heavy, we deliver ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes with Exceptional sizes & Quality.

Rythme Alloys is the most acclaimed manufacturer, exporter, distributor and supplier of industrial ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes with required test certificates. You can also Order small quantities, we will be happy to quote best price for small and large quantities & can typically deliver the ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes in minimum time frame anywhere around the globe. Our broad product range makes your individual wishes possible and also meets the extraordinary demands.

ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes specification

Tubing Size : 1/8″NB TO 30″NB IN
Specialized in : Large Diameter Size
Tubing Schedule: SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Tubing Type : Seamless / ERW / Welded / Fabricated / LSAW Pipes
Form : Round, Square, Rectangular, Hydraulic Etc.
Length : Single Random, Double Random & Cut Length.
Tubing End : Plain End, Beveled End, Treaded.
Production according to national and international standards (e.g. ASME, ASTM, API, EN, DNV, etc.)

Table 1. Composition ranges for 304 grade stainless steel

Grade C Mn Si P S Cr Mo Ni N
304 min.max. -0.08 -2.0 -0.75 -0.045 -0.030 18.020.0 - 8.010.5 -0.10
304L min.max. -0.030 -2.0 -0.75 -0.045 -0.030 18.020.0 - 8.012.0 -0.10
304H min.max. 0.040.10 -2.0 -0.75 -0.045 -0.030 18.020.0 - 8.010.5 -

304L Stainless Steel Pipes and Tubes Mechanical Properties

Typical mechanical properties for grade 304 stainless steels are given in table 2.

Table 2. Mechanical properties of 304 grade stainless steel

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
304 515 205 40 92 201
304L 485 170 40 92 201
304H 515 205 40 92 201
304H also has a requirement for a grain size of ASTM No 7 or coarser.

304L Stainless Steel Pipes and Tubes Physical Properties.

Typical physical properties for annealed grade 304 stainless steels are given in table 3.

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/0C) Thermal Conductivity (W/m.K) Specific Heat 0-100°C(J/kg.K)
0-100°C 0-315°C 0-538°C at 100°C at 500°C
304/L/H 8000 193 17.2 17.8 18.4 16.2 21.5 500

304L Stainless Steel Pipes and Tubes Grade Specification Comparison

Approximate grade comparisons for 304 stainless steels are given in table 4.

Table 4. Grade specifications for 304 grade stainless steel

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
304 S30400 304S31 58E 1.4301 X5CrNi18-10 2332 SUS 304
304L S30403 304S11 - 1.4306 X2CrNi19-11 2352 SUS 304L
304H S30409 304S51 - 1.4948 X6CrNi18-11 - -
These comparisons are approximate only. The list is intended as a comparison of functionally similar materials not as a schedule of contractual equivalents. If exact equivalents are needed original specifications must be consulted.

ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes uses & application:

We supply ASTM A312 TP304L Stainless Steel Seamless Pipes & Tubes to Oil & Gas, Refineries, Fertilizers, Heat-Exchangers, Paper & Pulp, Pharmaceuticals, Chemicals, Water Treatment, Dairy, Sugar & Food Processing, Construction, Mining, Shipbuilding, Offshore, Defence, Ports, Railway, Nuclear Power, Power Plant, Cement, Government Org., Engineering Co., Oil Mills, and other industrial projects.

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