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ASTM A312 TP304H Stainless Steel Seamless Pipes & Tubes
Bewell is the most acclaimed manufacturer, exporter, distributor and supplier of industrial ASTM A312 TP304H 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 TP304H 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.
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.)
Origin: Europe, Japan, Korea, Taiwan
We can produce according to Your Required Specification
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 | 18.0 20.0 | - | 8.0 10.5 | - 0.10 |
| 304L | min. max. | - 0.030 | - 2.0 | - 0.75 | - 0.045 | - 0.030 | 18.0 20.0 | - | 8.0 12.0 | - 0.10 |
| 304H | min. max. | 0.04 0.10 | - 2.0 | - 0.75 | -0.045 | - 0.030 | 18.0 20.0 | - | 8.0 10.5 | - |
304H 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. | |||||
304H Stainless Steel Pipes and Tubes Physical Properties
Typical physical properties for annealed grade 304 stainless steels are given in table 3.
Table 3. Physical properties of 304 grade stainless steel in the annealed condition
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | |||
|---|---|---|---|---|---|---|---|
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||
| 304/L/H | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 |
304H 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 | Euro norm | 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. | |||||||
ISO 9001:2008 Certified Company
TEST CERTIFICATE
We can provide ASTM A312 TP304H Stainless Steel Seamless Pipes & Tubes Mill Test Certificate as per EN 10204 as per 3.1/3.2 TC
We supply ASTM A312 TP304H 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.
3 Weeks + Sailing Time
ASTM A312 TP304H Stainless Steel Seamless Pipes & Tubes packing (Ready to ship)
ASTM A312 TP304H Stainless Steel Seamless Pipes & Tubes packing (Ready to ship)
PVC packing, carton packing, or as customer request woodeng case.
ASTM A312 TP304H Stainless Steel Seamless Pipes & Tubes have to arrive safely, quickly and without damages at their destination in any part of the world. Packing is also an essential part of quality assurance.
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