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ABOUT US
Xiamen Qishine Industry Co., Ltd. is a Chinese company established in 2013. We are a leading fabrication services provider in industries such as Oil & Gas, Petroleum, Marine, Oilfield, Mining, and Heavy Industry, specifically for pipeline construction and maintenance.
Qishine is ideal choice for EPC companies and project contractors. Our company specializes in supplying a range of products including Fasteners, Flanges, Gaskets, Fittings, Valves, Pipes and Piping Spare Parts. Our products are CE, TUV and ISO certified. Products are widely used on oil rigs, new nuclear power plant, Chemical and Heavy Industry.
Qishine is proud as being a premium product supplier who works closely with our clients to achieve the best possible results. We have an experienced team, skilled labor force, and advanced facilities to ensure safe and efficient project completion, meeting deadlines and budget requirements.
Qishine is ideal choice for EPC companies and project contractors.
90Deg. Elbow / 90 Degree / 90D
Size: 1/2" - 56"
Schedule: SCH5 - SCH160/XXS
Standard: ANSI B16.9,MSS SP 75
Material: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
Dimensions Butt Weld Elbows 45°-90° LR and 3D ASME B16.9

|
NPS |
O.D. |
90° |
45° |
90° |
45° |
|
1/2 |
21.3 |
38 |
16 |
||
|
3/4 |
26.7 |
38 |
19 |
57 |
24 |
|
1 |
33.4 |
38 |
22 |
76 |
31 |
|
1.1/4 |
42.2 |
48 |
25 |
95 |
39 |
|
1.1/2 |
48.3 |
57 |
29 |
114 |
47 |
|
2 |
60.3 |
76 |
35 |
152 |
63 |
|
2.1/2 |
73 |
95 |
44 |
190 |
79 |
|
3 |
88.9 |
114 |
51 |
229 |
95 |
|
3.1/2 |
101.6 |
133 |
57 |
267 |
111 |
|
4 |
114.3 |
152 |
64 |
305 |
127 |
|
5 |
141.3 |
190 |
79 |
381 |
157 |
|
6 |
168.3 |
229 |
95 |
457 |
189 |
|
8 |
219.1 |
305 |
127 |
610 |
252 |
|
10 |
273 |
381 |
159 |
762 |
316 |
|
12 |
323.8 |
457 |
190 |
914 |
378 |
|
14 |
355.6 |
533 |
222 |
1067 |
441 |
|
16 |
406.4 |
610 |
254 |
1219 |
505 |

|
NPS |
O.D. |
90° |
45° |
90° |
45° |
|
18 |
457 |
686 |
286 |
1372 |
568 |
|
20 |
508 |
762 |
318 |
1524 |
632 |
|
22 |
559 |
838 |
343 |
1676 |
694 |
|
24 |
610 |
914 |
381 |
1829 |
757 |
|
26 |
660 |
991 |
406 |
1981 |
821 |
|
28 |
711 |
1067 |
438 |
2134 |
883 |
|
30 |
762 |
1143 |
470 |
2286 |
946 |
|
32 |
813 |
1219 |
502 |
2438 |
1010 |
|
34 |
864 |
1295 |
533 |
2591 |
1073 |
|
36 |
914 |
1372 |
565 |
2743 |
1135 |
|
38 |
965 |
1448 |
600 |
2896 |
1200 |
|
40 |
1016 |
1524 |
632 |
3048 |
1264 |
|
42 |
1067 |
1600 |
660 |
3200 |
1326 |
|
44 |
1118 |
1676 |
695 |
3353 |
1389 |
|
46 |
1168 |
1753 |
727 |
3505 |
1453 |
|
48 |
1219 |
1829 |
759 |
3658 |
1516 |
Dimensions are in millimeters unless otherwise indicated. Wall thickness (t) must be specified by customer.
DIMENSIONAL TOLERANCES OF BUTT WELD ELBOWS - 45° AND 90° - LR AND 3D - ASME B16.9 -
|
Nominal Pipe Size |
1/2 to 2.1/2 |
3 to 3.1/2 |
4 |
5 to 8 |
|
Outside Diameter |
+ 1.6 |
1.6 |
1.6 |
+ 2.4 |
|
Inside Diameter at End |
0.8 |
1.6 |
1.6 |
1.6 |
|
Center to End LR (A/B) |
2 |
2 |
2 |
2 |
|
Center to End 3D (A/B) |
3 |
3 |
3 |
3 |
|
Nominal Pipe Size |
10 to 18 |
20 to 24 |
26 to 30 |
32 to 48 |
|
Outside Diameter |
+ 4 |
+ 6.4 |
+ 6.4 |
+ 6.4 |
|
Inside Diameter at End |
3.2 |
4.8 |
+ 6.4 |
+ 6.4 |
|
Center to End LR (A/B) |
2 |
2 |
3 |
5 |
|
Center to End 3D (A/B) |
3 |
3 |
6 |
6 |
|
Wall Thickness (t) |
Not less than 87.5% of Nominal Wall Thickness |
|||
Dimensional tolerances are in millimeters unless otherwise indicated and are equal ± except as noted.
Note:
MSS SP-43 only covers stainless steel butt weld fittings made for use with Schedule 5S and 10S pipe and Stub Ends suitable for use with Schedule 40S pipe, as defined in ASME B36.19. The dimensions and dimensional tolerances defined in MSS SP-43 are substantially the same as those in ASME B16.9 specifications from NPS 1/2 - NPS 24. Except with regard to the outside diameter at the bevel.
Package:
Butt Weld Fittings Manufacturing Process