What is ASTM A403?
ASTM A403 is the standard specification for wrought austenitic stainless steel piping fittings. This specification covers various grades of stainless steel, including 304, 316, 316L, 321, 904L, and 31254, ensuring a wide range of applications and superior performance in diverse environments.
Key Features of ASTM A403 Pipe Fittings:
Robust Material Selection: Choose from grades such as WP304/304L, WP316/316L, WP904L, WP317/317L, WP31254, WP347, and WP321.
Exceptional Corrosion Resistance: Designed to withstand harsh environments without compromising integrity.
High-Temperature Strength: Ideal for applications requiring exposure to high temperatures.
Superior Toughness in Low Temperatures: Maintains excellent performance even under cold conditions.
Applications of ASTM A403 Fittings:
ASTM A403 stainless steel fittings are crucial in various industries, including oil and gas, chemical processing, water treatment, and food and beverage production. Their versatility makes them suitable for nearly any piping system requiring durability and resistance to corrosion and temperature.
Our Manufacturing Expertise:
Our company specializes in producing top-quality carbon steel, stainless steel, and alloy steel pipe fittings to meet diverse international standards, including ASME/ANSI, JIS, DIN, and ISO. Our product range includes:
Equal Diameter Tees
Reducing Tees
Elbows
Crosses
Concentric and Eccentric Reducers
Commitment to Quality and Service:
We are committed to providing the highest quality products and reliable services. With prompt delivery and competitive pricing, our fittings are engineered to meet the rigorous standards of ASTM A403 and ensure complete customer satisfaction.
Contact Us Today
Reach out to learn more about how our ASTM A403 stainless steel pipe fittings can contribute to the success of your projects. Let us assist you in selecting the right fittings that meet your requirements, offering durability, efficiency, and cost-effectiveness.
ASME B16.9
| Nominal Size | Outside Diameter at Bevel | Center to End |
| 90°Elbows |
| DN | NPS | OD | A |
| LR | SR |
15
20
25 | 1/2
3/4
1 | 21.3
26.7
33.4 | 38
38
38 | 25 |
32
40
50 | 11/4
11/2
2 | 42.2
48.3
60.3 | 48
57
76 | 32
38
51 |
65
80
90
100 | 2 1/2
3
3 1/2
4 | 73.0
88.9
101.6
114.3 | 95
114
133
152 | 64
76
89
102 |
125
150
200 | 5
6
8 | 141.3
168.3
219.1 | 190
229
305 | 127
152
203 |
250
300
350 | 10
12
14 | 273.0
323.8
355.6 | 381
457
533 | 254
305
356 |
400
450
500 | 16
18
20 | 406.4
457.0
508.0 | 610
686
762 | 406
457
508 |
550
600
650 | 22
24
26 | 559.0
610.0
660.0 | 838
914
991 | 559
610
660 |
700
750
800 | 28
30
32 | 711.0
762.0
813.0 | 1067
1143
1219 | 711
762
813 |
850
900
950 | 34
36
38 | 864.0
914.0
965.0 | 1295
1372
1448 | 864
914
965 |
1000
1050
1100 | 40
42
44 | 1016.0
1067.0
1118.0 | 1524
1600
1676 | 1016
1067
1118 |
1150
1200
1300 | 46
48
52 | 1168.0
1219.0
1321.0 | 1753
1829
1981 | 1168
1219
1321 |
1400
1500
1600 | 56
60
64 | 1422.0
1524.0
1626.0 | 2134
2286
2438 | 1422
1524
1626 |
1700
1800
1900
2000 | 68
72
76
80 | 1727.0
1829.0
1930.0
2032.0 | 2591
2743
2896
3048 | 1727
1829
1930
2032 |
| Notes: - Besides ASME, European standard EN, German standard DIN, Japanese standard (JIS), etc.are also applied.
- The elbow with NPS over 80 shall be customized according to customer specific needs.
|
- Stainless Steel-Pipe Fittings
Product Tags:
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Butt Welded Stainless Steel 90 Deg Lr Elbow And SR Elbow ASME/ANSI B16.9 A403 WP304 WP316 WP317 Images
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