+86 13722725788 Jerry@RockCrystal.com.cn

 NAME： THREADED COUPLING
 MATERIAL：A105.A420-WPL6.A234-WP5,A234-WP9,A234-WP11,A234-WP12,A234-WP91.A403-WP304.A403-WP304L.A403-WP316.A403-WP316L,A694-F42,A694-46,A694-F48,A694-F50,A694-F52,A694-F56,A694-F60,A694-F70,A694-F80
 SIZE：1/8"-3",DN6-DN80
 PRESSURE：3000LB,Sch80
 STANDARDS： ISO, ANSI. JIS . DIN GB/T14383,GB/T14626,ASME B16.11,
 SH3409,HGJ10,HGJ529,MSS SP-43,MSS SP-83,MSS SP-97
 USE： Petroleum, chemical, power, gas, metallurgy, shipbuilding, etc. 
THREADED COUPLING
PRODUCT CONSTRUCTION

Nominal Pipe 
Size DN 

End to End

End Wall Thickness

Length of Thread (min)
E
F
Clmin
A
B(in)
3000LB
 6000LB
3000LB
6000LB
3000LB
6000LB
NPT
Rc
Sch80 Sch160 Sch80 Sch160 Sch80 Sch160
6
1/8
 32
19
-
5.0
-
6.5
6.5
8 1/4 35 25 27 5.0 6.5 8.0 10.0
10 3/8 38 25 27 5.0 6.5 9.0 10.5
15 1/2 48 32 33 6.5 8.0 11.0 13.5
20 3/4 51 37 38 6.5 8.0 12.5 14.0
25 1 60 41 43 9.5 11.0 14.5 17.5
32 11/4 67 44 46 9.5 11.0 17.0 18.0
40 11/2 76 44 48 11.0 12.5 18.0 18.5
50 2 86 48 51 12.5 16.0 19.0 19.0
65 21/2 92 60 64 16.0 19.0 23.5 29.0
80 3 108 65 68 19.0 22.0 26.0 30.5
100
4
121
68
75
22.0
28.5
27.5
33.0