Skip to content Skip to footer

ANSI CLASS 300 standard flange

HYUPSHIN FLANGES

1. Standard: ANSI B16.5, ASME B16.5
2. Type: Plate Flange, SOP Flange (Raised Face)
3. Pressure: Class 600 
4. Size: 1/2″ – 24″, larger Sizes available on request
5. Raw Material: Carbon Steel: ASTM A105, A350
6. Process: Forged or Stamped
7. ASTM raw material specification

ANSI/ASME/ASA B16.5 600lb/sq.in. Flange Plate RF
ø
D
b
g
m
J
k
Holes
l
Kg.
1/2"
95,2
14,3
34,9
38,1
22,3
66,7
4
15,9
0,800
3/4"
117,5
15,9
42,9
47,6
27,7
82,5
4
19,0
1,400
1"
123,8
17,5
50,8
54,0
34,5
88,9
4
19,0
1,600
1 1/4"
133,3
20,6
63,5
63,5
43,2
98,4
4
19,0
2,100
1 1/2"
155,6
22,2
73,0
69,8
49,5
114,3
4
22,2
3,100
2"
165,1
25,4
92,1
84,1
62,0
127,0
8
19,0
3,700
2 1/2"
190,5
28,6
104,8
100,0
74,7
149,2
8
22,2
5,400
3"
209,5
31,7
127,0
117,5
90,7
168,3
8
22,2
7,300
3 1/2"
228,6
34,9
139,7
133,3
103,4
184,1
8
25,4
8,900
4"
273,0
38,1
157,2
152,4
116,1
215,9
8
25,4
11,800
5"
330,2
44,4
185,7
188,9
143,8
266,7
8
28,6
24,500
6"
355,6
47,6
215,9
222,2
170,7
292,1
12
28,6
29,500
8"
419,1
55,6
269,9
273,0
221,5
349,2
12
31,7
43,000
10"
508,0
63,5
323,8
342,8
276,3
431,8
16
34,9
70,000
12"
558,8
66,7
381,0
400,0
327,1
488,9
20
34,9
86,000
14"
603,2
69,8
412,7
431,8
359,1
527,0
20
38,1
100,000
16"
685,8
76,2
469,9
495,3
410,5
603,2
20
41,3
142,000
18"
742,9
82,5
533,4
546,1
461,8
654,0
20
44,4
175,000
20"
812,8
88,9
584,2
609,6
513,1
723,9
24
44,4
232,000
22"
869,9
95,2
641,2
666,7
564,4
777,9
24
47,6
292,000
24"
939,8
101,6
692,1
717,5
615,9
838,2
24
50,8
330,000

NOTE:

1. Class 300 flanges except Lap Joint will be furnished with 0.06 (1.6mm) raised face, which is included in ‘Thickness’ (C) and ‘Length through Hub’ (Y1), (Y3).
2. For Slip-on, Threaded, Socket Welding and Lap Joint Flanges, the hubs can be shaped either vertical from base to top or tapered within the limits of 7 degrees.
3. Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.
4. The gasket surface and backside (bearing surface for bolting) are made parallel within 1 degree. To accomplish parallelism, spot facing is carried out according to MSS SP-9, without reducing thickness (C).
5. Depth of Socket (D) is covered by ANSI B 16.5 only in sizes through 3 inch, over 3 inch is at the manufacturer’s option.

Leave a comment

Contact address
  1. Head office: No. 99 Cong Hoa, Tan Son Nhat Ward, Ho Chi Minh City.
  2. Workshop 1: 117 Nguyen Thi Ly, Xuan Thoi Son Commune, Ho Chi Minh City.
  3. Workshop 2: 118B Nguyen Van Bua, Xuan Thoi Son Commune, Ho Chi Minh City.

Phone: 028-3.815 3579 – Fax: 028-3.815 3587.

Email: lienhe@noihoisaigon.com.vn

Email: ttda@noihoisaigon.com.vn

Newletters

    Noihoisaigon.com.vn © 2025. All rights reserved.

    1. Trụ sở chính: Số 99 Cộng Hoà, Phường Tân Sơn Nhất,, Tp. Hồ Chí Minh
    2. Xưởng 1: Số 117 đường Nguyễn Thị Ly, xã Xuân Thới Sơn, huyện Hóc Môn, TP. Hồ Chí Minh.
    3. Xưởng 2: Số 118B đường Nguyễn Văn Bứa, xã Xuân Thới Sơn, huyện Hóc Môn, TP. Hồ Chí Minh.
    Điện thoại: 028-3.815 3579 Email: lienhe@noihoisaigon.com.vn Email : ttda@noihoisaigon.com.vn