Spines are utilized in accomplice the channels, valves, siphons and others pipe sorts of device so as to permit an essential development of the fluid from one end to other. Tempered Steel 304/304L/304H Flanges are best utilized when made of one of the most versatile material and which offers essentially exceptional properties and different focal points. Treated Steel is one of those materials which have a few evaluations in it. Set Steel contains slight extent of chromium and molybdenum material in it which offers astoundingly ruinous properties and solidarity to the delivered things.
Stainless Steel grade 304 contains slight extent of chrome and nickel in it which offers an awesome security from breaking down property. This austenitic SS is non-engaging in nature and can become charming when it is cold worked. This evaluation can without a considerable amount of a stretch be welded and is supported to be utilized in the collecting of the channel fittings.
Stainless Steel 304L evaluation is a low carbon variety which offers incredible security from usage, pitting and isolated at high temperature condition of around 1600 degree F. Since the appraisal is low carbon assortment, it may be effectively used in welded condition even in the high ruinous condition. Tempered Steel 304H evaluation is known to be the high carbon grade composite which can be utilized really taking shape of the channel fittings. This austenitic chromium nickel Steel compound offers uncommon properties, for example, high adaptability, extraordinary yield quality and astounding shock split properties. It has a not all that awful trim and critical attracting quality it.
K M D Steel And Tube is occupied with offering high bore of things to their clients and in like way their prepared experts conducts relevant material tests on the delivered things. These tests help in guaranteeing about the thing quality and capacity. Tests, for example, mechanical tests, pitting check tests, positive material undeniable proof tests and flaring tests are a touch of the tests performed. Hitting on the bundling of the Stainless Steel 304/304L/304H Flanges, the industry utilize proficient bundling methods to save the thing quality. The ribs are crushed in the epic wooden cases, compartments or beds that are liberated from fumigation and other kind of pollutions.
| Grade | SS 304(UNS S30400), SS 304L (UNS S30403), SS 304H (UNS S30409) ). |
|---|---|
| Werkstoff Nr | 304 / 1.4301, 304L /1.4307, 304H / 1.4948 |
| Dimension Std | ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings |
| Specification | ASTM A182 / A240 & ASME SA182 / SA240 |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges etc. |
| Size | ½” NB – 48” NB |
| Class | 150#, 300#, 600#, 900#, 1500#, 2500#, etc |
| Pressure | DIN PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160, etc |
| C | Mn | Si | P | S | Cr | Ni | N | |
|---|---|---|---|---|---|---|---|---|
| 304 | 0.07max | 2.0max | 0.75max | 0.045max | 0.03max | min: 18.0 max: 20.0 | min: 8.0 max: 10.5 | — |
| 304L | 0.03max | 2.0max | 0.75max | 0.045max | 0.03max | min: 18.0 max: 20.0 | min: 8.0 max: 12.0 | 0.10 max |
| 304H | min: 18.0 max:20.0 |
min: 8.0 max: 10.5 |
min: 0.04 max:0.10 |
0.75 max |
2.0 max |
0.045 max |
0.03 max |
0.10 max |
| Grade | Tensile Strength ksi (min) | Yield Strength 0.2% ksi (min) | Elongation % | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
|---|---|---|---|---|---|
| 304 | 75 | 30 | 40 | 201 | 92 |
| 304L | 70 | 25 | 40 | 201 | 92 |
| 304H | 75 | 30 | 40 | 201 | 92 |
| SS 304/304L | ||||||
|---|---|---|---|---|---|---|
| Density lbm/in3 |
Thermal Conductivity (BTU/h ft. °F) |
Electrical Resistivity (in x 10-6) |
Modulus of Elasticity (psi x 106 |
Coefficient of Thermal Expansion (in/in)/ °F x 10-6 |
Specific Heat (BTU/lb/ °F) |
Melting Range (°F) |
| at 68°F: 0.285 | 9.4 at 212°F | 28.3 at 68°F | 28 | 9.4 at 32 – 212°F | 0.1200 at 68°F to 212°F | 2500 to 2590 |
| 12.4 at 932 °F | 39.4 at 752°F | 10.2 at 32 – 1000°F | ||||
| 49.6 at 1652 °F | 10.4 at 32 – 1500°F | |||||
| SS 304H | ||||||
| Denstiy lbm/in3 |
Coefficient of Thermal Expansion (min/in)-°F |
Thermal Conductivity BTU/hr-ft-°F | Specific Heat BTU/lbm -°F | Modules of Elasticity (annealed)2-psi | ||
| at 68 °F | at 68 – 212°F | at 68 – 1600°F | at 212°F | at 932°F | at 32 – 212°F | in tension (E) |
| 0.285 | 9.2 | 11.0 | 9.4 | 12.4 | 0.12 | 29 x 106 |