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Specification
Standards: ANSI B16.47 Series A & B, ANSI B16.5, API-605, MSS SP44, ASA, EN1092, BS 4504, DIN
Type: Long Weld Neck Flanges
Size: ½” (15 NB) to 48″ (1200NB)
Class : 900 Class, 300 Class, 400 Class, 600 Class, 900 Class, 9000 Class, 2500 Class, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Material: Stainless Steel, Duplex, Super Duplex, Nickel Alloys, Alloy Steel, Carbon Steel, Low temperature Steel
Material Grade:
Stainless Steel Long Weld Neck Flanges: ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
Duplex & Super DuplexSteel Long Weld Neck Flanges: ASTM A182 / ASME SA182, F 44, F 45, F51, F 53, F 55, F 60, F 61
Carbon Steel Long Weld Neck Flanges: ASTM A105 / ASME SA105, ASTM A350 / ASME SA350, ASTM A181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F70
Low Temperature Carbon Steel Long Weld Neck Flanges (LTCS BLRF): Flange, A350 LF2/A350 LF3
Alloy Steel Long Weld Neck Flanges: ASTM A182 / ASME SA182 & A387 F1, F5, F9, F11, F12, F22, F91
Nickel Alloy Long Weld Neck Flanges: ASTM / ASME SB 564 / 160 / 472, 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 )
Dimensions and weights of Class 900 Long Weld Neck Flange
SIZE |
FLANGE |
BARREL |
BOLTING |
Raised |
LENGHTH |
WEIGHT |
|||||
Nom |
Unit |
Bore |
OD |
Thk |
OD |
No. OF |
Hole |
Bolt |
POUND |
||
1/2 |
mm |
12,7 |
120,7 |
22,4 |
39,6 |
4 |
22,4 |
82,6 |
34,9 |
228,6 |
8 |
3/4 |
mm |
19,1 |
130,0 |
25,4 |
46,0 |
4 |
22,4 |
88,9 |
42,9 |
228,6 |
10 |
1 |
mm |
25,4 |
149,4 |
28,4 |
53,8 |
4 |
25,4 |
101,6 |
50,8 |
228,6 |
13 |
1 1/4 |
mm |
31,8 |
158,8 |
28,4 |
63,5 |
4 |
25,4 |
111,3 |
63,5 |
228,6 |
17 |
1 1/2 |
mm |
38,1 |
177,8 |
31,8 |
69,9 |
4 |
28,4 |
124,0 |
73,0 |
228,6 |
21 |
2 |
mm |
50,8 |
215,9 |
38,1 |
104,6 |
8 |
25,4 |
165,1 |
92,1 |
228,6 |
42 |
2 1/2 |
mm |
63,5 |
244,3 |
41,1 |
124,0 |
8 |
28,4 |
190,5 |
104,8 |
228,6 |
51 |
3 |
mm |
76,2 |
241,3 |
38,1 |
127,0 |
8 |
25,4 |
190,5 |
127,0 |
228,6 |
56 |
4 |
mm |
101,6 |
292,1 |
44,5 |
158,8 |
8 |
31,8 |
235,0 |
157,2 |
304,8 |
93 |
5 |
mm |
127,0 |
349,3 |
50,8 |
190,5 |
8 |
35,1 |
279,4 |
185,7 |
304,8 |
135 |
6 |
mm |
152,4 |
381,0 |
55,6 |
235,0 |
12 |
31,8 |
317,5 |
215,9 |
304,8 |
191 |
8 |
mm |
203,2 |
469,9 |
63,5 |
298,5 |
12 |
38,1 |
393,7 |
269,9 |
304,8 |
297 |
10 |
mm |
254,0 |
546,1 |
69,9 |
368,3 |
16 |
38,1 |
469,9 |
323,9 |
304,8 |
422 |
12 |
mm |
304,8 |
609,6 |
79,2 |
419,1 |
20 |
38,1 |
533,4 |
381,0 |
304,8 |
518 |
14 |
mm |
355,6 |
641,4 |
85,9 |
450,9 |
20 |
41,1 |
558,8 |
412,8 |
406,4 |
624 |
16 |
mm |
406,4 |
704,9 |
88,9 |
508,0 |
20 |
44,5 |
616,0 |
469,9 |
406,4 |
750 |
18 |
mm |
457,2 |
787,4 |
101,6 |
565,2 |
20 |
58,8 |
685,8 |
533,4 |
406,4 |
950 |
20 |
mm |
508,0 |
857,3 |
108,0 |
622,3 |
20 |
53,8 |
749,3 |
584,2 |
406,4 |
1121 |
24 |
mm |
609,6 |
1041,4 |
139,7 |
749,3 |
20 |
66,5 |
901,7 |
692,2 |
406,4 |
1865 |