high pressure fittings

High Pressure Screw Plug

High pressure fittings include forge fabricated carbon and stainless alloyed fittings, with pipe thread and welding joints, and with pressure to 2.000, 3.000, 6.000 and 9.000 LBs, designed in compliance with ASME B16.11 and MSS-SP.

Screw plugs include forged carbon-alloy and stainless steel made Square Head Plug, Hex Head Plug, Round Head Plug and Bull Plugs, sizing NPS 1/8~4in to ASME B16/11-2005 and MSS-SP-95-2000. They are in general made from raw round bar of diameter 19~85mm.

Screw Square Head Plug

[High Pressure, ASME B16-11]

screw hex head plug
Standard Materials Body — Forged Carbon steel ASTM A105, A350 LF2, A106, A312, A234, A403; and Stainless steel ASTM A182, F304, F304L, F316, F316L, F304H, F316H, F317L, F321, F11, F22, F91
Finishing Treatment Carbon steel — Galvanized or black treated;
Stainless steel — Pickled
General Weight See Table of weight list
Dimensions in Millimeters
high pressure screw square head plug
DN Norm.
Pipe
Size
Length
(Min.)
Square Head
Height
of Square
(Min.)
Width
Flats
(Min.)
A B C
6 1/8 10 6 7
8 1/4 14 6 10
10 3/8 13 8 11
15 1/2 14 10 14
20 3/4 16 11 16
25 1 19 13 21
32 21 14 24
40 21 16 28
50 2 22 18 32
65 27 19 36
80 3 28 21 41
100 4 32 25 65

Screw Hex Head Plug

[High Pressure, ASME B16-11]

screw hex head plug
Standard Materials Body — Forged Carbon steel ASTM A105, A350 LF2, A106, A312, A234, A403; and Stainless steel ASTM A182, F304, F304L, F316, F316L, F304H, F316H, F317L, F321, F11, F22, F91
Finishing Treatment Carbon steel — Galvanized or black treated;
Stainless steel — Pickled
General Weight See Table of weight list
Dimensions in Millimeters
high pressure screw hex head plug
DN Norm.
Pipe
Size
Length
(Min.)
Width
Flats
(Min.)
Hex
Height
(Min.)
A F H
6 1/8 10 11 6
8 1/4 14 16 6
10 3/8 13 18 8
15 1/2 14 22 8
20 3/4 16 27 10
25 1 19 36 10
32 21 46 14
40 21 50 16
50 2 22 65 18
65 27 75 19
80 3 28 90 21
100 4 32 115 25

Screw Round Head Plug

[High Pressure, ASME B16-11]

screw round head plug
Standard Materials Body — Forged Carbon steel ASTM A105, A350 LF2, A106, A312, A234, A403; and Stainless steel ASTM A182, F304, F304L, F316, F316L, F304H, F316H, F317L, F321, F11, F22, F91
Finishing Treatment Carbon steel — Galvanized or black treated;
Stainless steel — Pickled
General Weight See Table of weight list
Dimensions in Millimeters
high pressure screw round head plug
DN Norm.
Pipe
Size
Norm. Dia.
of Head
Length
(Min.)
E D
6 1/8 10 35
8 1/4 14 41
10 3/8 18 41
15 1/2 24 44
20 3/4 27 44
25 1 33 51
32 43 51
40 48 51
50 2 60 64
65 73 70
80 3 89 70
100 4 114 76

Screw Bull Plug

[High Pressure, MSS-SP-95]

screw bull plug
Standard Materials Body — Forged Carbon steel ASTM A105, A350 LF2, A106, A312, A234, A403; and Stainless steel ASTM A182, F304, F304L, F316, F316L, F304H, F316H, F317L, F321, F11, F22, F91
Finishing Treatment Carbon steel — Galvanized or black treated;
Stainless steel — Pickled
Standard Compliance Thread — ASME B1.20.1;
Wall Thickness — ASME B36.10M
General Weight See Table of weight list
Dimensions in Millimeters
high pressure screw bull plug
Norm.
Pipe
Size
D B B1 Wall Thickness
(Min.)
H
Sch. 40 Sch. 80 Sch. 160 XXS
1/8 10.3 34 9.5 1.73 2.41 3.20 4.8 14
1/4 13.7 34 11.0 2.24 3.02 3.70 6.1 14
3/8 17.1 57 12.5 2.31 3.20 4.00 6.4 14
1/2 21.3 64 14.5 2.77 3.73 4.78 7.47 14
3/4 26.7 70 16.0 2.87 3.91 5.56 7.82 18
1 33.4 76 19.0 3.38 4.56 6.35 9.09 18
42.2 83 20.5 3.56 4.85 6.35 9.70 18
48.3 89 20.5 3.68 5.05 7.14 10.15 18
2 60.3 102 22.0 3.91 5.54 8.74 11.07 20
73.0 127 27.0 5.16 7.01 9.53 14.02 20
3 88.9 152 28.5 5.49 7.60 11.13 15.24 20
4 114.3 178 32.0 6.35 8.08 13.49 17.12 20