As an acclaimed try of the business, K M D Steel And Tube is associated with offering an unfathomable gathering of Stainless Steel 347/347H Flanges as a maker, exporter, stockiest and supplier to our nuclear family and by and large customers. Treated Steel 347 (UNS S34700) is columbium balanced austenitic Stainless Steel Flanges with exceptional general disintegration restriction and really better deterrent in solid oxidizing conditions than 321 (UNS S32100). Composite 347H (UNS S3409) Stainless Steel Flanges is the higher carbon (0.04 – 0.10) form of the compound.
As to appraisals, we offer these Flanges in various sorts, for example, SS Slip On Flanges, SS Blind Flanges, SS Weld Neck Flanges, SS Socket Weld Flanges, SS Spectacle Blind Flanges, SS Screwed/Threaded Flanges, SS Reducing Flanges, and SS Ring Type Joint Flanges (RTJ). In the interim, our costs of such spines are set recalling customers basic.
As for national and overall nature of harsh materials, we likewise offer these SS 347/347H Flanges in changed sizes and thicknesses according to explicit requests by our regarded customers at business division driving costs.
| Grades | SS 347(UNS S34700), SS 347H (UNS S34709) |
|---|---|
| Werkstoff Nr | 347 / 1.4550, 347H / 1.4961 |
| Dimension Std. | ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges etc. |
| Specification | ASTM A182 / A240 & ASME SA182 / SA240 |
| 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 | Cr | Mn | Ni | P | S | Si | Cb/Ta | |
|---|---|---|---|---|---|---|---|---|
| 347 | 0.08 max |
min: 17.0 max: 20.0 |
2.0 max |
min: 9.0 max: 13.0 |
0.04 max |
0.30 max |
0.75 max |
min:10x C max: 1.0 |
| 347H |
min: 0.04 max: 0.10 |
min: 17.0 max: 20.0 |
2.0 max | min: 9.0 max: 13.0 |
0.03 max | 0.30 max |
0.75 max |
min:10x C max: 1.0 |
| Grade | Tensile Strength ksi (MPa) min | Yield Strength 0.2% ksi offset ksi (MPa) min | Elongation (% in 50mm) min | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
|---|---|---|---|---|---|
| 347/347H |
75 (515) |
30 (205) |
40 | 201 | 95 |
| Density 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 – 1832°F | 68-932°F | at 32 – 212°F | in tension (E) |
| 0.288 | 9.2 | 11.4 | 14.7 | 0.12 | 28 x 106 |