Carbon Steel Compression Tube Fittings

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Carbon Steel Tube Fittings

Standard Quality Specification Of Carbon Steel Tube Fittings

BRAND NAME
TU-LOK Carbon Steel Tube Fittings
Equivalent To
 SWAGELOK, PARKER, DK-LOK, HOKE
TUBE SIZE
1/8’’ to 2’’ and 3mm to 50mm
ASTM Grade
 ASTM A105/ ASME SA 105/ EN 1A SERIES
THREAD
UNF, BSPT, NPT, BSP, SAE, ISO etc.
PRESSURE RATING
300/1000/3000/6000/10000PSI for Carbon Steel Tube Fittings
PACKING DETAILS
  • size of carton – 21*16*14CM/31*21*16CM/36*45*50CM
  • size of wooden box – 38*27*17CM

 

Different Types of Carbon Steel Compression Fittings

Straight Union Bulkhead Union Reducing Union Union Elbow Union Cross Union Tee
Male Connector Female Connector Male Bulkhead Connector Female Bulkhead Connector Male to Male Elbow Male Elbow
Female Elbow Male to Female Elbow Male Run Tee Male Branch Tee Female Branch Tee Female Run Tee
Male Adaptor Female Adaptor Tube End Reducer OD Plug Bulkhead Lock Nut OD Cap

Chemical Material Composition Of ASME SA 108 CS Compression Tube Fittings

Carbon, Max %

0.026

Manganese, Max %

0

Phosphorus, Max %

0.04

Sulphur, Max %

0.05

Silicon, Max %

0.4

Copper, Max %

0.20

Physical Properties of ASTM A108 Compression Tube Fittings

KEY PHYSICAL PROPERTIES
CAST
CARBON STEEL
FORGED
0.30/0.35 C Max
A216-WCB
A105
0.25 C Max
A216-WCC
LOW TEMPERATURE STEEL
0.25/0.30 C Max
A352-LCB
A350-LF2
0.5 Mo
A352-LC1
2.5 Ni
A352-LC2
3.5 Ni
A352-LC3
C-MN-Si (0.25 Max)
A352-LCC
A350-LF3
C-MN-Si-V (1.15~1.50 Mn)
A350-LF6

Dimension Table & Standard Weight of QQ-S637 ASTM A108 Double Ferrule Fittings

TU-LOK NPT Threads Dimensions
NPT THREAD
DASH
MALE THREAD
FEMALE
SIZE & PITCH
SIZE
MINOR OD
THREAD ID
inch – TPI
mm
inch
mm
inch
1/8 – 27
-2
9,9
0.39
8,4
0.33
1/4 – 18
-4
13,2
0.52
11,2
0.44
3/8 – 18
-06
16,6
0.65
14,7
0.58
1/2 – 14
-8
20,6
0.81
17,8
0.7
3/4 – 14
-12
26,0
1.02
23,4
0.92
1 – 11.1/2
-16
32,5
1.28
29,5
1.16
1.1/4 – 11.1/2
-20
41,2
1.62
38,1
1.5
1.1/2 – 11.1/2
-24
47,3
1.86
43,9
1.73
2 – 11.1/2
-32
59,3
2.33
56,4
2.22
2.1/2 – 8
-40
71,5
2.82
69,1
2.72
3 – 8
-48
87,3
3.44
84,8
3.34

TU-LOK BSPT & BSPP Threads Dimensions
BSPT & BSPP
DASH
BSPT MALE
BSPP MALE
BSPT FEMALE
BSPP FEMALE
SIZE & PITCH
SIZE
THREAD OD
THREAD OD
THREAD ID
THREAD ID
inch – TPI
mm
inch
mm
inch
mm
inch
mm
inch
1/8 – 28
-2
9,5
0.37
9,6
0.38
8,4
0.33
8,6
0.34
1/4 – 19
-4
12,8
0.5
13,0
0.51
11,2
0.44
11,9
0.47
3/8 – 19
-6
16,3
0.64
16,5
0.65
14,7
0.59
15,2
0.6
1/2 – 14
-8
20,4
0.8
20,8
0.82
18,3
0.72
19,1
0.75
5/8 – 14
-10
22,5
0.89
22,8
0.9
20,6
0.81
20,8
0.82
3/4 – 14
-12
25,9
1.02
26,3
1.04
23,9
0.94
24,6
0.97
1 – 11
-16
32,6
1.28
33,1
1.3
29,7
1.17
30,7
1.21
1.1/4 – 11
-20
41,1
1.62
41,8
1.64
38,6
1.52
39,4
1.55
1.1/2 – 11
-24
47,0
1.85
47,7
1.88
44,5
1.75
45,5
1.79
2(11)
-32
58,6
2.31
59,5
2.34
56,4
2.22
57,4
2.26
2.1/2 – 11
-40
74,1
2.92
75,1
2.95
71,9
2.83
72,6
2.86
3 – 11
-48
86,6
3.41
87,9
3.46
84,6
3.33
85,4
3.36

 

Instrumentation Tube Fittings