اكتب RX
-NB1 1/2 ″ إلى 24 ″ فئة تصنيف 720 إلى 5000 ASME B16.20
–NB26 ″ إلى 36 ″ فئة تصنيف 300 إلى 900 ASME B16.20 Series A
–NB1 1/2 ″ إلى 20 ″ فئة API 6A
حشية النوع RX
يتم تصنيع حشوات RX Type RX وفقًا لكل من API 6A و ASME B16.20 لتناسب الشفاه API 6B و ASME/ANSI B16.5.
Style RX هو تكيف تنشئ للضغط لحشية R النمط القياسية. تم تصميم RX لتناسب نفس تصميم الأخدود مثل النمط القياسي R ، مما يجعل المفاصل قابلة للتبديل. يستخدم التصميم المعدل تأثيرًا تنشئًا للضغط يحسن كفاءة الختم مع زيادة الضغط الداخلي للنظام.
|
Common Materials
|
|
Material
|
HB Hardness
|
Temperature Limitations
|
Identification
|
|
Soft Iron
|
90
|
-60 to +400 °C
|
D
|
|
Low carbon steel
|
120
|
-40 to +500°C
|
S
|
|
4%-6% Cr ½% Mo:F5
|
130
|
-125 to +500°C
|
F5
|
|
Stainless steel 304/304L
|
160
|
-250 to +650°C
|
S304 or 304L
|
|
Stainless steel 316/316L
|
160
|
-196 to +800°C
|
S316 or 316L
|
|
Stainless steel 321
|
160
|
-250 to +870°C
|
S321
|
|
Stainless steel 347
|
160
|
-250 to +870°C
|
S347
|
|
Stainless steel 410
|
170
|
-20 to +500°C
|
S410
|
|
Inconel 625
|
–
|
1000°C
|
625
|
|
Incoloy 825
|
–
|
1000°C
|
825
|
|
Hastelloy C-276
|
–
|
1000°C
|
C-276
|
|
Duplex
|
–
|
800°C
|
S31803
|
|
Titanium
|
–
|
540°C
|
TI
|
الضغط: من 2000 إلى 5000 رطل / بوصة مربعة
|
RING
NO.
|
PRESSLURE ALASSES, API 6B
|
PITCH
DLAMETER
OF RING
P
|
OUTSIDE
DLAMETER
OF RING
0D
|
WIDTH
OF
RING
A
|
HELCHT
OF
RING
H
|
WEIGHT
Ibs.
|
|
720-960and
2000[Note(1)]
|
2900[Note(1)]
|
3000
|
5000
|
|
Rx20
|
1 1／2
|
-
|
1 1／2
|
1 1／2
|
68.26
|
76.20
|
8.73
|
19.05
|
0.527
|
|
Rx23
|
2
|
-
|
-
|
-
|
82.55
|
93.27
|
11.91
|
25.40
|
1.15
|
|
Rx24
|
-
|
-
|
2
|
2
|
95.25
|
105.97
|
11.91
|
25.40
|
1.33
|
|
Rx25
|
-
|
-
|
-
|
3 1／8
|
101.60
|
109.54
|
8.73
|
19.05
|
1.42
|
|
Rx26
|
2 1／2
|
-
|
-
|
-
|
101.60
|
111.92
|
11.91
|
25.40
|
1.50
|
|
Rx27
|
-
|
-
|
2 1／2
|
2 1／2
|
107.95
|
118.27
|
11.91
|
25.40
|
1.73
|
|
Rx31
|
3
|
-
|
3
|
-
|
123.83
|
134.54
|
11.91
|
25.40
|
1.91
|
|
Rx35
|
-
|
-
|
-
|
3
|
136.53
|
147.24
|
11.91
|
25.40
|
2.09
|
|
Rx37
|
4
|
-
|
4
|
-
|
149.23
|
159.94
|
11.91
|
25.40
|
2.27
|
|
Rx39
|
-
|
-
|
-
|
4
|
161.93
|
172.64
|
11.91
|
25.40
|
2.54
|
|
Rx41
|
5
|
-
|
5
|
-
|
180.98
|
191.69
|
11.91
|
25.40
|
2.72
|
|
Rx44
|
-
|
-
|
-
|
5
|
193.68
|
204.39
|
11.91
|
25.40
|
2.96
|
|
Rx45
|
6
|
-
|
6
|
-
|
211.14
|
281.85
|
11.91
|
25.40
|
3.66
|
|
Rx46
|
-
|
-
|
-
|
6
|
211.14
|
222.25
|
13.49
|
28.58
|
8.56
|
|
Rx47
|
-
|
-
|
-
|
8(2)
|
228.60
|
245.27
|
19.84
|
41.28
|
3.79
|
|
Rx49
|
8
|
-
|
8
|
-
|
269.88
|
280.59
|
11.91
|
25.40
|
5.36
|
|
Rx50
|
-
|
-
|
-
|
8
|
269.88
|
283.37
|
16.67
|
31.75
|
4.56
|
|
Rx53
|
10
|
-
|
10
|
-
|
323.85
|
334.57
|
11.91
|
25.40
|
6.45
|
|
Rx54
|
-
|
-
|
-
|
10
|
323.85
|
337.34
|
16.67
|
31.75
|
5.36
|
|
Rx57
|
12
|
-
|
12
|
-
|
381.00
|
391.72
|
11.91
|
25.40
|
26.40
|
|
Rx63
|
-
|
-
|
-
|
14
|
419.10
|
441.72
|
26.99
|
50.80
|
6.63
|
|
Rx65
|
16
|
-
|
-
|
-
|
469.90
|
480.62
|
11.91
|
25.40
|
9.39
|
|
Rx66
|
-
|
-
|
16
|
-
|
469.90
|
483.39
|
16.67
|
31.75
|
7.52
|
|
Rx69
|
18
|
-
|
-
|
-
|
533.40
|
544.12
|
11.91
|
25.40
|
20.14
|
|
Rx70
|
-
|
-
|
18
|
-
|
533.40
|
550.07
|
19.84
|
41.28
|
11.63
|
|
Rx73
|
20
|
-
|
-
|
-
|
584.20
|
596.11
|
13.49
|
31.75
|
22.10
|
|
Rx74
|
-
|
-
|
20
|
-
|
584.20
|
600.87
|
19.84
|
41.28
|
0.790
|
|
Rx82
|
-
|
1
|
-
|
-
|
57.15
|
67.87
|
11.91
|
25.40
|
0.880
|
|
Rx84
|
-
|
1 1／2
|
-
|
-
|
63.50
|
74.22
|
11.91
|
25.40
|
0.880
|
|
Rx85
|
-
|
2
|
-
|
-
|
79.38
|
90.09
|
13.49
|
25.40
|
1.79
|
|
Rx86
|
-
|
2 1／2
|
-
|
-
|
90.49
|
103.58
|
15.08
|
28.58
|
1.98
|
|
Rx87
|
-
|
3
|
-
|
-
|
100.03
|
113.11
|
15.08
|
28.58
|
3.22
|
|
Rx88
|
-
|
4
|
-
|
-
|
123.83
|
139.29
|
17.46
|
31.75
|
2.98
|
|
Rx89
|
-
|
3 1／2
|
-
|
-
|
114.30
|
129.78
|
18.26
|
31.75
|
6.82
|
|
Rx90
|
-
|
5
|
-
|
-
|
155.58
|
174.63
|
19.84
|
44.45
|
17.10
|
|
Rx91
|
-
|
10
|
-
|
-
|
260.35
|
286.94
|
30.18
|
45.24
|
3.31
|
|
Rx99
|
8(2)
|
-
|
8(2)
|
-
|
234.95
|
245.67
|
11.91
|
25.40
|
-
|
|
Rx201
|
-
|
-
|
-
|
1 3／8
|
46.04
|
51.46
|
5.74
|
11.30
|
-
|
|
Rx205
|
-
|
-
|
-
|
1 13／16
|
57.15
|
62.31
|
5.56
|
11.10
|
-
|
|
Rx210
|
-
|
-
|
-
|
2 9／16
|
88.90
|
97.63
|
9.53
|
19.05
|
-
|
|
RX215
|
-
|
-
|
-
|
4 1／16
|
130.18
|
140.89
|
11.91
|
25.40
|
-
|
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