6mo Compression Tube Fittings

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6mo Tube Fittings

Most famous types of 6mo Tube 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

 

Material Standards And Grades Of 6 Mo Double Ferrule Compression Tube Fittings

BRAND NAME
TU-LOK
Equivalent To
 SWAGELOK, PARKER, DK-LOK, HOKE
ASTM SPECIFICATION
 ASTM A479/ ASME SA 479
TUBE SIZE
1/8’’ to 2’’ and 3mm to 50mm
MATERIAL GRADES
Alloy 6MO
THREAD
UNF, BSPT, NPT, BSP, SAE, ISO etc.
PRESSURE RATING
300/1000/3000/6000/10000PSI for 6MO Tube Fittings
ASTM STANDARDS
ASTM D3294 and D1710
APPLICABLE TEMPERATURE
150-400°C
PACKING DETAILS
  • size of carton – 21*16*14CM/31*21*16CM/36*45*50CM
  • size of wooden box – 38*27*17CM

 

Component

Material

ASTM Specification

Marking

 

Nut

Alloy 254 (UNS S31254) or Alloy 6HN (UNS N08367)

 

A479➀

 

254 or 6HN on face

Back ferrule

6HN (UNS N08367)

A479➁

6HN on outer rim

Front ferrule

Alloy 254 (UNS S31254) or Alloy 6HN (UNS N08367)

 

A479➀

254 or 6HN on outer rim

 

 

Body

 

Alloy 254 (UNS S31254) or Alloy 6HN (UNS N08367)

 

Straight body—A479➀ Shaped body—A182

Tube and pipe fittings— 254 or 6HN on neck
Weld fitting— 254 or 6HN on body
Pipe and weld fittings— SG on body

 

Dimensions Schedule of ASTM A479 UNS S31254 Compression 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


 

Material Configurations Of DIN 1.4547 Tube Fittings

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

 

Chemical Material Composition Of Alloy 6Mo Compression Tube Fittings

Title UNS Werkstoff C Si Mn P S Cr Ni Mo Cu N
6Mo S31254 1.4547 <0.02 0.7 1 0.03 0.01 20 18 6.1 0.75 0.2

 

Yield Strength Of 6-Moly Alloy Double Ferrule Compression Tube Fittings

Temper Annealed
Tensile Rm 98 ksi (min)
Tensile Rm 675 MPa (min)
R.p. 0.2% Yield 45 ksi (min)
R.p. 0.2% Yield 310 MPa (min)
Elongation
(2” or 4D gl)		 35 % (min)

 

Physical Properties Of 6 Mo High Pressure Compression Fittings

Specific Heat (0-100°C) 500 J.kg-1.°K-1
Thermal Conductivity 14 W.m -1.°K-1
Thermal Expansion 16.5 μm/μm/°C
Modulus Elasticity 196 GPa
Electrical Resistivity 8.5 μohm/cm
Density 8.0 g/cm3

 

Environmental Limits of 6 Mo stainless steel Double Ferrule Fittings are as follows:

 

Alloy

 

Applicable NACE Table

 

Condition of Alloy

 

Application

 

Maximum Temperature,
°C (°F)

Maximum H2S Partial Pressure➀,
kPa (psi)

 

6Mo (254, 6HN)

 

A.11

 

Solution- annealed and cold-drawn

Instrument tubing, control- line tubing, and compression fittings

 

No restrictions; Refer to NACE MR0175/ISO 15156 for cautionary remarks.

A.8

Solution- annealed

Any equipment or component

60 (140)

100 (15)

 

Instrumentation Tube Fittings