347 Stainless Steel Pipe Specification
347 12.7*1.24mm Stainless steel coiled tubing Outside Diameter: 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock SS 347 Pipe Thickness Range: 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS W.T: SCH5S, SCH10S, SCH40S, SCH80S, SCH160S, etc. (0.5-12mm) Or non-regular size to be tailored as required Type: SS 347 Seamless Pipes | SS 347 ERW Pipes | SS 347 Welded Pipes | SS 347 Fabricated Pipes | SS 347 CDW Tubes, LSAW Pipes / Seam-welded / Redrawn Form: SS 347 Round Pipes/ Tubes, SS 347 Square Pipes/ Tubes, SS 347 Rectangular Pipe/ Tubes, SS 347 Coiled Tubes, SS 347 “U” Shape, SS 347 Pan Cake Coils, SS 347 Hydraulic Tubes Length: Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded End Protection: Plastic Caps | Outside Finish: 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements Delivery Condition: Annealed and Pickled, Polished, Bright Annealed, Cold Drawn Inspection, Test Reports: Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports Packing: Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests Specials: Sizes and Specifications other than above can be manufactured on request SS 347 Pipe Size Range:1/2 inch NB, OD to 24 inchASTM A312 347: Seamless and straight-seam welded austenitic pipe intended for high temperature and general corrosive service. Filler metal not permitted during welding.
ASTM A358 347: Electric fusion welded austenitic pipe for corrosive and/or high temperature service. Typically only pipe up to 8 inch is produced to this specification. Addition of filler metal is permitted during welding.
ASTM A790 347: Seamless and straight-seam welded ferritic/austenitic (duplex) pipe intended for general corrosive service, with a particular emphasis on resistance to stress corrosion cracking.
ASTM A409 347: Straight-seam or spiral-seam electric fusion welded large diameter austenitic light-wall pipe in sizes 14” to 30” with walls Sch5S and Sch 10S for corrosive and/or high
ASTM A376 347: Seamless austenitic pipe for high temperature applications.ASTM A813 347: Single-seam, single- or double- welded austenitic pipe for high temperature and general corrosive applications.
ASTM A814 347: Cold-worked welded austenitic pipe for high temperature and general corrosive service.347H Stainless Steel Pipes Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
|---|---|---|---|---|---|---|---|---|---|---|
| 347H | min. | 0.04 | – | – | – | – | 17.0 | 3.00 | 9.0 | – |
| max. | 0.10 | 2.0 | 1.00 | 0.045 | 0.030 | 19.0 | 4.00 | 13.0 | – | |
| 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 | ||||
| 347H | 515 | 205 | 40 | 92 | 201 |
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
|---|---|---|---|---|---|---|---|---|---|
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 347H | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
|---|---|---|---|---|---|---|---|
| BS | En | No | Name | ||||
| 347H | S34709 | – | – | 1.4961 | – | – | – |
| Standards | Designation |
| ASTM | A 312 |
|---|---|
| ASME | SA 312 |