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Butt Weld Cap |
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|
Standard |
ASTM A234, MSS SP-75, ASTM A403 |
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Manufacturing Standard |
ASME B16.9, DIN2615, JIS B2312 |
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Size Range |
1/2” to 48”. (DN15-DN1200) |
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Thickness |
SCH 10, SCH 40, SCH 80 |
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Surface Coatings |
Black Painted, Varnished, Epoxy Coated, Galvanized |
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Socket Weld Cap (and Threaded Cap) |
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Standard |
ASTM A105, ASTM A182 |
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Manufacturing Standard |
ASME B16.11 |
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Dimensions |
1/2” and up to 4” |
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Pressure Ratings |
2000#, 3000#, 6000#, 9000# |
Steel Pipe Cap is also called Steel Plug, it usually welded to the pipe end or mounted on the external thread of the pipe end to cover the pipe fittings. To close the pipeline so the function is the same as the pipe plug.
BW Steel Cap
BW steel pipe cap is the butt weld type of fittings, connecting methods is to use butt welding. So BW cap ends in beveled or plain.
Socket Weld Steel Pipe Cap
Socket weld cap is to connecting pipes and caps by insert the pipe into the access shoulder area of the socket weld cap.
Pipe Cap Material Grades
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Stainless Steel Pipe Cap |
ASTM A403 WP Gr. 304, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L |
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Carbon Steel Pipe Cap |
ASTM A 234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70. |
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Low Temperature Carbon Steel Pipe Cap |
ASTM A420 WPL3, A420 WPL6 |
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Alloy Steel Pipe Cap |
ASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91 |
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Duplex Pipe Cap |
ASTM A 815, ASME SA 815 UNS NO S31803, S32205. Werkstoff No. 1.4462 |
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Nickel Alloy Pipe Cap |
ASTM / ASME SB 336 UNS 2200 ( NICKEL 200 ), UNS 2201 (NICKEL 201 ), UNS 4400 (MONEL 400 ), UNS 8020 ( ALLOY 20 / 20 CB 3, UNS 8825 INCONEL (825), UNS 6600 (INCONEL 600 ), UNS 6601 ( INCONEL 601 ), UNS 6625 (INCONEL 625), UNS 10276 ( HASTELLOY C 276 ) |
|
DN |
NPS |
OD |
E |
E1 |
|
15 |
1/2 |
21.3 |
25 |
25 |
|
20 |
3/4 |
26.7 |
25 |
25 |
|
25 |
1 |
33.4 |
38 |
38 |
|
32 |
1 1/4 |
42.2 |
38 |
38 |
|
40 |
1 1/2 |
48.3 |
38 |
38 |
|
50 |
2 |
60.3 |
38 |
44 |
|
65 |
2 1/2 |
73 |
38 |
51 |
|
80 |
3 |
88.9 |
51 |
64 |
|
90 |
3 1/2 |
101.6 |
64 |
76 |
|
100 |
4 |
114.3 |
64 |
76 |
|
125 |
5 |
141.3 |
76 |
89 |
|
150 |
6 |
168.3 |
89 |
102 |
|
200 |
8 |
219.1 |
102 |
127 |
|
250 |
10 |
273 |
127 |
152 |
|
300 |
12 |
323.9 |
152 |
178 |
|
350 |
14 |
355.6 |
165 |
191 |
|
400 |
16 |
406.4 |
178 |
203 |
|
DN |
NPS |
B |
C |
J |
K |
|||||||
|
3000 |
6000 |
9000 |
3000 |
6000 |
9000 |
|||||||
|
ave |
min |
ave |
min |
ave |
min |
|||||||
|
6 |
1/8 |
10.9 |
3.18 |
3.18 |
3.96 |
3.43 |
|
|
9.5 |
4.8 |
6.4 |
|
|
8 |
1/4 |
14.3 |
3.78 |
3.3 |
4.6 |
4.01 |
|
|
9.5 |
4.8 |
6.4 |
|
|
10 |
3/8 |
17.7 |
4.01 |
3.5 |
5.03 |
4.37 |
|
|
9.5 |
4.8 |
6.4 |
|
|
15 |
1/2 |
21.9 |
4.67 |
4.09 |
5.97 |
5.18 |
9.53 |
8.18 |
9.5 |
6.4 |
7.9 |
11.2 |
|
20 |
3/4 |
27.3 |
4.9 |
4.27 |
6.96 |
6.04 |
9.78 |
8.56 |
12.5 |
6.4 |
7.9 |
12.7 |
|
25 |
1 |
34 |
5.69 |
4.98 |
7.92 |
6.93 |
11.38 |
9.96 |
12.5 |
9.6 |
11.2 |
14.2 |
|
32 |
1 1/4 |
42.8 |
6.07 |
5.28 |
7.92 |
6.93 |
12.14 |
10.62 |
12.5 |
9.6 |
11.2 |
14.2 |
|
DN |
NPS |
P |
D |
G |
L5 |
L2 |
|||
|
3000 |
6000 |
3000 |
6000 |
3000 |
6000 |
||||
|
6 |
1/8 |
19 |
– |
16 |
22 |
4.8 |
– |
6.4 |
6.7 |
|
8 |
1/4 |
25 |
27 |
19 |
25 |
4.8 |
6.4 |
8.1 |
10.2 |
|
10 |
3/8 |
25 |
27 |
22 |
32 |
4.8 |
6.4 |
9.1 |
10.4 |
|
15 |
1/2 |
32 |
33 |
28 |
38 |
6.4 |
7.9 |
10.9 |
13.6 |
|
20 |
3/4 |
37 |
38 |
35 |
44 |
6.4 |
7.9 |
12.7 |
13.9 |
|
25 |
1 |
41 |
43 |
44 |
57 |
9.7 |
11.2 |
14.7 |
17.3 |
