NPT SW BW MSS SP83 A182 F904L N08904 Duplex Stainless Steel 904L pipe unions
1. Material Introduction:
904L Stainless Steel Union Chemical Composition
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Cu | |
904L | min. max. | - 0.02 | - 2 | - 1 | - 0.045 | - 0.035 | 19 23 | 4 5 | 23 28 | 1 2 |
904L Stainless Steel Union Mechanical Properties
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) | Brinell (HB) | ||||
904L | 490 | 220 | 36 | 70-90 typical | 150 |
Grade | UNS No | Old British | Euronorm | Swedish SS | |
BS | WERKSTOFF NR. | Name | |||
904L | N08904 | 904S13 | 1.4539 | X1NiCrMoCuN25-20-5 | 2562 |
Normen | KS | AFNOR | NAS | Japanese JIS G4304/4305 | |
VdTÜV 421, SEW 400 | STS 317J5L | Z2 NCDU 25-20 | NAS 255 | SUS 904L |
2. 904L Stainless Steel Union Dimensions
Nom. Pipe Size | Pipe End Min | Socket Bore Dia. | Socket Wall Min. | Water Way Bore | Laying Length | Male Flange Min. | Nut Min. | Threads Per 25.4 Max | Bearing Min. | Depth of Socket Min. | Length Assem. Nominal | Clear Assem. Nut |
A | B | C | D | E | F | G | H | J | K | L | N | |
1/8 | 21.8 | 10.92 10.67 | 3.17 | 6.83 6.43 | 22.4 19.0 | 3.17 | 3.17 | 16 | 1.24 | 9.6 | 41.1 | 49.0 |
¼ | 21.8 | 14.22 13.97 | 3.30 | 9.85 9.45 | 22.4 19.0 | 3.17 | 3.17 | 19 | 1.24 | 9.6 | 41.4 | 49.0 |
3/8 | 25.9 | 17.78 17.53 | 3.48 | 13.92 13.51 | 26.9 20.6 | 3.43 | 3.43 | 14 | 1.37 | 9.6 | 46.0 | 55.0 |
½ | 31.2 | 21.84 21.59 | 4.06 | 17.47 17.07 | 26.9 20.6 | 3.68 | 3.68 | 14 | 1.50 | 9.6 | 49.0 | 57.0 |
¾ | 37.1 | 27.18 26.92 | 4.27 | 21.79 21.39 | 31.8 25.4 | 4.06 | 4.06 | 11 | 1.68 | 12.7 | 56.9 | 67.0 |
1 | 45.5 | 34.04 33.78 | 4.95 | 28.14 27.74 | 34.3 26.2 | 4.57 | 4.44 | 11 | 1.85 | 12.7 | 62.0 | 79.0 |
11/4 | 54.9 | 42.67 42.42 | 5.28 | 35.76 35.36 | 40.6 32.5 | 5.33 | 5.21 | 11 | 2.13 | 12.7 | 71.1 | 94.0 |
11/2 | 61.5 | 48.77 48.51 | 5.54 | 41.61 41.20 | 42.2 34.0 | 5.84 | 5.59 | 10 | 2.31 | 12.7 | 75.5 | 111.0 |
2 | 75.2 | 61.47 61.21 | 6.05 | 52.53 52.12 | 45.3 37.3 | 6.60 | 6.35 | 10 | 2.69 | 15.8 | 86.1 | 132.0 |
21/2 | 91.7 | 74.17 73.66 | 7.65 | 64.72 64.31 | 61.7 52.1 | 7.49 | 7.11 | 8 | 3.07 | 15.8 | 102.4 | 148.0 |
3 | 109.2 | 90.17 89.66 | 8.31 | 77.67 77.27 | 63.8 53.6 | 8.25 | 8.00 | 8 | 3.53 | 15.8 | 109.0 | 175.0 |
3. SS 904L Tube To Union Application Industries
4. Stainless Steel 904L Tube To Union Test Certificates
We provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.
• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc
5. Stainless Steel 904L Tube Fittings Tube To Union Packaging
We focus on every procedure to assure quality, the package we usually take is pack SS 904L Tube Fittings Tube to Union with environmental poly bags, and then in free fumigation wooden cases or wooden palte. Also can accept customized package such as OEM by negotiation. We offers just about everything to meet your UNS N08904 Tube Fittings pack requirements. Lot of emphasis is placed on the packing and packaging. The Stainless Steel 904L Union Elbow are packed in wooden corrugated boxes foiled in plastic wraps and bubble wraps.