Threadolet

Threaded Outlets

We are manufacturer of threaded outlet and supplies Class 3000, 6000 in kinds of materials such as carbon steel, stainless steel, alloy steel.

Threadolet is a kind of self reinforced branch connection pipe fitting that used for small size piping with low pressure applications. It is provided with full size type and reducing size type. Full size threadolet offers a same diameter branch with the run pipe. For example, a the diameter of full size threadolet is 2”x2”. While reducing threadolet is when branch size is less than run pipe size. For example, 3”x2” threadolet. Its end is suited for the threaded connection.

Thread Types of Threaded Forged Fittings

NPT Threadolet

NPT stands for National Pipe Tapered threads (also for ANSI/ASME B1.20.1 Pipe Threads). It is a U.S. standard for measuring tapered threads on threaded pipes and fittings. It has 60 degree thread angle.

NPT pipe fittings require some kind of sealant placed on the threads before assembly.

BSP Threadolet

BSP refers to British Standard Pipe, it is screw threads for interconnection and sealing pipes and fittings. BSPP and BSPT is two common type of BSP threads.

BSPP and BSPT both have 55 degree thread angle. BSPT is also tapered threads but can be connected with NPT threads. While BSPP is parallel thread type.

Threaded Fittings Type

Threaded Fittings Type

Branch Outlet Feature

Pressure: 3000LB, 6000LB
Size: from (1/4-36)″ to (5-36)
Standard: MSS-SP-97
Threads: NPT, NPSC, SAE, BSPT, BSPP
Material: Carbon Steel, Stainless Steel, Alloy Steel
Finish:Galvanized or Black,PE and Pickled
Packing: Carton box and wooden box

Threaded Outlet Dimensions

Run Pipes Nominal Sizes 1/4” to 36”, DN8 to DN900
Branch Nominal Size NPS 1/8 to NPS 4, DN6 to DN100
Thread Type NPT Threadolet, BSPP, BSPT, PT
Stainless Steel Threadolet ASTM A182 F304/304L/304H, 316/316L/316H, 321, 310/310S, 317,347
Carbon Steel Threadolet Outlet ASTM A105/A105N, A350 LF2/LF3, A694 F52, F65, F70
Alloy Steel Threadolet ASTM A182 F1, F5, F9, F11, F12, F22
Duplex Steel Outlet Fittings ASTM A182 F51, F53, F55, F60
Copper & Nickel Alloy NICKEL 200,NICKEL 201, MONEL 400, INCONEL825, INCONEL 600, INCONEL 601, INCONEL 625, HASTELLOY C 276

C70600 ( CU -NI- 90/10) , C71500 ( CU -NI- 70/30)

Threadolet Dimension Chart

Threaded Outlet Dimensions

Threaded Outlet Dimensions

MSS SP-97 Threadolet Dimensions
Branch Nominal Size Length OD of Fitting OD at End of Branch Length of Thread Cut Hole Dia.
DN NPS 3000 6000 3000 6000 3000 6000 3000 6000
6  1/8 19 27 22 6.7 16
8  1/4 19 27 22 10.2 16
10  3/8 21 30 25 10.4 19
15  1/2 25 32 38 45 33 42 13.6 24 19
20  3/4 27 37 47 52 39 48 13.9 30 25
25 1 33 40 56 63 48 58 17.3 36 33
32 1 1/4 33 41 66 72 58 67 18 45 38
40 1 1/2 35 43 75 83 64 77 18.4 51 49
50 2 38 52 90 104 77 93 19.2 65 59
65 2 1/2 46 105 94 28.9 76
80 3 51 124 114 30.5 94
100 4 57 154 140 33 121

Threaded Outlet Weight

Threadolet Weight Chart
Branch Nominal Size Approx. Weight/kg
DN NPS 3000 6000
6  1/8 0.05
8  1/4 0.05
10  3/8 0.09
15  1/2 0.17 0.32
20  3/4 0.22 0.47
25 1 0.43 0.65
32 1 1/4 0.61 0.96
40 1 1/2 0.69 1.28
50 2 1.1 2.15
65 2 1/2 1.52
80 3 2.5
100 4 4.1

Sockolet VS Threadolet

Sockolet is also a popular branch connection pipe fittings, it connects pipes by socket welding. The dimension ranges and manufacture technique is the same as threadolet.

Weldolet VS Threadolet

Weldolet is more different with threadolet. It has larger dimension range and connects pipes by butt welding, but it is also a forged branch connection pipe fittings.

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