Stainless Steel 904L Compression Tube Fittings

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Stainless Steel 904L Tube Fittings

 

  1. Tube to Tube – Tee, Bulk Head, Straight, Elbow, Cross
  2. Tube to Male – Male Tee, Male Elbow, Male Stud
  3. Female Connector – Female Elbow, Tee, Straight
  4. Positionable Elbow & Tee (Swivel)
  5. Tube Closure – Cap, Plug
  6. Ferrule Set, Weld Connector & Nut

 

Types
Tube to Union, Tube to Male, Tube to Female, Instrument Pipe Fittings, Accessories
Equivalent To
SWAGELOK, PARKER, DK-LOK, HOKE
Sizes
1/8’’ to 2’’ and 3mm to 50mm
Grade
 
SS 904L /  WNR 1.4539 / UNS N08904 / AISI 904L / SUS 904L / INOX 904L / Alloy 904L / URANUS B6 / SEW 400 / 2RK65 / RVS 904L
Ends
Threaded, Welding, JIC
Pressure Rating
1000 Psi, 3000 Psi, 6000 Psi, 10000 Psi
Threads
NPT , BSPT, BSPP
Specification
Items Made from Hex – ASTM A276; Items made from Round Bar- ASTM A182
HS CODE
73072900

 

Tensile Strength (MPa) min
Yield Strength 0.2% Proof (MPa) min
Elongation (% in 50mm) min
Hardness
Rockwell B (HR B)
Hardness
Brinell (HB)
490
220
36
70-90 typical
150

 


C Mn Si P S Cr Mo Ni Cu
0.02 Max 2.0 Max 1.0 Max 0.045 Max 0.035 Max 19.0 Min
23.0 Max
4.0 Min
5.0 Max
23.0 Min
28.0 Max
1.0 Min
2.0 Max

 

Grade
904L
Density
(kg/m3)
7900
Elastic Modulus
(GPa)
190
Mean Co-eff of Thermal Expansion (µm/m/°C)
0-100°C
15
0-315°C
0-538°C
Thermal Conductivity
(W/m.K)
At 20°C
11.5
At 500°C
Specific Heat 0-100°C
(J/kg.K)
500
Elec Resistivity
(nΩ.m)
952

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