Stainless Steel 347 / 347H Pipes & Tubes
Introduction

Stainless Steel 347 / 347H Pipe Manufacturer, ASTM B677 TP Stainless Steel Pipes, SS 347 / 347H Tube Supplier & Exporter in India.
SS 347 / 347H Seamless Pipes & Tubes, Stainless Steel WNR 1.4550 / 1.4961 Stainless Steel Pipe & Tube, Stainless Steel UNS S34700/ UNS S34709 Tubes & Pipes Exporter & Dealer in India.
Specification Of Stainless Steel 347/ 347H Pipes & Stainless Steel 347/ 347H Tubes.
| Specifications | ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790 |
| Dimensions | ASTM, ASME, and API |
| 347/347h Pipes & Tubes | 1/2″ NB – 24″ NB |
| ERW 347/347h Pipes & Tubes | 1/2″ NB – 24″ NB |
| EFW 347/347h Pipes & Tubes | 6″ NB – 100″ NB |
| Tubing Size | 1/8″NB TO 30″NB IN |
| Specialized in | Large Diameter Size |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| Length | Single Random, Double Random & Cut Length. |
| End | Plain End, Beveled End, Threaded |
Grade Equivalent of Stainless Steel 347/ 347H Pipes & Stainless Steel 347/ 347H Tubes
| STANDARD | WERKSTOFF NR. | UNS | JIS | AFNOR | BS | GOST | EN |
| SS 347 | 1.4550 | S34700 | – | – | – | – | – |
| SS 347H | 1.4961 | S34709 | – | – | – | – | – |
Chemical Composition of Stainless Steel 347/ 347H Pipes & Tubes:
| Grade | C | Mn | Si | P | S | Cr | N | Ni | OTHER | |
| 347 | Min | – | – | – | – | – | 17.0 | – | 9.00 | Nb=10(C+N) |
| max | 0.08 | 2.00 | 1.00 | 0.045 | 0.030 | 20.0 | – | 13.00 | 1.0 | |
| 347H | Min | 0.04 | – | – | – | – | 17.0 | – | 9.00 | 8xC min |
| max | 0.10 | 2.00 | 1.00 | 0.045 | 0.030 | 19.0 | – | 13.00 | 1.00max |
Mechanical Properties of Stainless Steel 347/ 347H Pipes & SS 347/ 347H Tubes
| 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 | ||||
| 347 | 515 | 205 | 40% | 92 | 201 |
Mechanical Properties of Stainless Steel 347/ 347H Pipes & Tubes
| Density | 8.0 g/cm3 |
| Melting Point | 1454 °C (2650 °F) |
| Tensile Strength | Psi – 75000, MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000, MPa – 205 |
| Elongation | 35 % |
Grade Specifications of Stainless Steel 347/ 347H Pipes & Tubes:
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 347 | S34700 | 347s31 | 58G | 1.4550 | X6CrNiNb18-10 | 2338 | SUS 347 |
Types Of Stainless Steel 347/ 347H Pipes & Tubes:
- ASTM A312 TP 347H Stainless Steel Seamless Pipes
- ASTM A213 TP 347H Stainless Steel Seamless Tubes
- ASTM A312 TP 347H Stainless Steel Welded Pipes
- ASTM A249 TP 347H Stainless Steel Welded Tubes
- SS 347H Seamless Pipes
- SS 347H ERW Pipes
- SS 347H EFW Pipes
- SS 347H Welded Pipes
- SS 347H Rectangular Pipes
- SS 347H Seamless Tubes
- SS 347H ERW Tubes
- SS 347H EFW Tubes
- SS 347H Welded Tubes
- SS 347H Rectangular Tubes
