Stainless Steel 904L Buttweld Fittings
Introduction

ANSI B16.9 Stainless Steel 904L Welded Buttweld Fittings, Stainless Steel 5d Pipe Bend, 904L Stainless Steel End Cap, UNS N08904 Stainless Steel 904L Pipe Fittings, SS 904L Short Radius Elbow Supplier in India.
ASTM A403 904L Stainless Steel 90 degree Elbow, ASME SA403 SS 904L Long Stub, Stainless Steel 904L Pipe Fittings, SS WERKSTOFF NR. 1.4539 buttweld Fittings Exporter in India.
Stainless Steel 904L Buttweld Fittings Specifications
| Specifications | ASTM A403 / ASME SA403 |
| Size | 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated) |
| Standards | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| Thickness | 5s, 10s, 40s, 80s, 10, 20, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS available with NACE MR 01-75 |
| Type | Seamless / Welded / Fabricated |
UNS N08904 SS 904L Buttweld Fittings Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 904L | min. | – | – | – | – | – | 19.0 | 4.00 | 23.00 | 0.10 |
| max. | 0.20 | 2.00 | 1.00 | 0.045 | 0.035 | 23.0 | 5.00 | 28.00 | 0.25 | |
Stainless Steel 904L Buttweld Fittings Mechanical Properties
| 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 | ||||
| 904L | 490 | 220 | 35 | 70-90 typical | – |
Equivalent Grades for 904L Stainless Steel Buttweld Fitting
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 904L | N08904 | 904S13 | X1NiCrMoCu25-20-5 | 1.4539 | – | – | SUS 904L |
