Stainless Steel 316 / 316L Buttweld Fittings
Stainless Steel SS 316/316L Pipe Fittings Specifications |
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| 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 |
Types of Stainless Steel 316 / 316L Buttweld Fittings
| Stainless Steel SS 316 / 316L 45 Degree Elbow | SS 316 / 316L 45 Degree Elbow SS 316/316L SS 90 Degree Elbow SS 316/316L Stainless Steel 45 Degree Elbow SS UNS S31600 45 Degree Elbow SS WERKSTOFF NR.1.4436 Degree Elbow ASME SA403 316/316L 90 Degree Elbow |
| Stainless Steel 316/316L Pipe Fittings | SS 316/316L Pipe Fittings 316/316L SS Buttweld Fitting 316/316L Stainless Steel Pipe Fitting SS UNS S31600 Buttweld Fitting SS WERKSTOFF NR.1.4436 Pipe Fittings ASTM A 1.4306 / 1.4307 Stainless Steel Buttweld Fitting |
| Stainless Steel 316/316L Eccentric Reducer | SS 316/316L Eccentric Reducer 316/316L SS Eccentric Reducer 316/316L Stainless Steel Eccentric Reducer SS UNS S31600 Eccentric Reducer SS WERKSTOFF NR.1.4436 Eccentric Reducer ASTM A403 WP 316 / 316L Stainless Steel Eccentric Reducer |
| Stainless Steel 316/316L Concentric Reducer | SS 316/316L Concentric Reducer 316/316L SS Concentric Reducer 316/316L Stainless Steel Concentric Reducer SS UNS S31600 Concentric Reducer SS WERKSTOFF NR.1.4436 Concentric Reducer |
Types of Stainless Steel 316/316L Buttweld Fittings
SS 316 / 316L Pipe Fittings Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 316 | min. | – | – | – | – | 16.0 | 2.0-3.0 | 10.0 | – | |
| max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | – | ||
| 316L | min. | – | – | – | – | – | 16.0 | 2.0-3.0 | 10.0 | – |
| max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | – | ||
Stainless Steel 316 / 316L 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 | ||||
| 316 | 515 | 205 | 40 | 95 | 217 |
| 316L | 485 | 170 | 40 | 95 | 217 |
Equivalent Grades for 316 / 316L Stainless Steel Pipe Fitting
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 316 | 1.4401 / 1.4436 | S31600 | SUS 316 | 316S31 / 316S33 | – | Z7CND17‐11‐02 | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
| SS 316L | 1.4404 / 1.4435 | S31603 | SUS 316L | 316S11 / 316S13 | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17‐11‐02 / Z3CND18‐14‐03 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
