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F316 Threaded Cap

F316 threaded  caps are components used to close the ends of stainless steel pipes or pipe fittings, and achieve the functions of sealing and fixing through threaded connection.

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F316 threaded  caps are components used to close the ends of stainless steel pipes or pipe fittings, and achieve the functions of sealing and fixing through threaded connection. The accuracy of the thread is crucial to the connection performance of the  cap. High-precision threads can ensure a tight fit between the pipe cap and the pipe or pipe fitting to prevent leakage.
Stainless steel has good corrosion resistance, which makes stainless steel threaded  caps suitable for various harsh working environments. Stainless steel also has high strength and toughness. Its strength can meet the requirements of pipelines of different pressure levels, while its toughness can prevent brittle fracture of the pipe cap during installation or use.

Specification of Threaded Flange

Standard: ASME B16.11, BS3799, GB/T14626

Diameter: 1/8″, 1/4″, 3/8″, 1/2″, 3/4″, 1″, 1 1/4″, 1 1/2″, 2″, 2 1/2″, 3″, 4″

Pressure Ratings: 3000LB, 6000LB

Thread Type: NPT, BSPP, BSPT, PT, PF

Surface: Anti-rust Oil and Galvanized

Threaded  Cap Dimensions

Threaded Pipe Cap Dimensions

NPS End to End Outside Diameter Minimum End Wall Thickness Min Length of Thread
A D G B J
1/2 32 28 6.4 10.9 13.6
3/4 37 35. 6.4 12.7 13.9
1 41 44 9.7 14.7 17.3
1.1/4 44 57 9.7 17 18
1.1/2 44 64 11.2 17.8 18.4
2 48 76 12.7 19 19.2
2.1/2 60 92 15.7 23.6 28.9
3 65 108 19 25.9 30.5
4 68 140 22.4 27.7 33

Material Grades of Threaded Cap

Alloy Steel Threaded Cap

ASTM A182 F1, F5, F9, F11, F12, F22, F91

Duplex Steel Threaded Cap

ASTM A182 F51, F53, F55, F56, F57

Carbon Steel Threaded Cap

ASTM A105, A694 F52, F60, F65, F70, A350 LF2, LF3

Stainless Steel Threaded Cap

ASTM A182 F304/304L/F304H, F316/316L, F310, F317, F321, F347

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