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Specification of Latroet Pipe Fitting

Latrolet Types

Socket Weld Latrolet :

This type of Latrolet is typically used for smaller pipes. It features a socket into which the branch pipe is inserted and then welded using a fillet weld. This connection is strong and reliable, suitable for high-pressure and high-vibration environments.

Threaded Latrolet :

The outlet of a threaded Latrolet is internally threaded and connected to the branch pipe via a threaded connection. This connection offers the advantage of easy installation and removal, but its sealing performance is weaker than that of a butt weld. It is typically used for medium- and low-pressure, small-sized piping systems.

Butt Weld Latrolet :

The outlet of a butt weld Latrolet is beveled, allowing for direct butt welding to the branch pipe. This connection offers the highest strength and best sealing performance, making it suitable for critical piping systems of various sizes, high pressures, and high temperatures.

Material & Grades of Latroet Forged  Fitting

Carbon Steel Threaded Flanges :
Carcon Steel: ASTM A105 / A105N,ASTM A350 LF2 / LF3, A694 F42 / 46 / 52 / 56 / 65 / 70

Alloy Steel Threaded / Screwed Flanges :
ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91

Stainless Steel Threaded Flanges :
ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L

Duplex & Super Duplex Steel Threaded Flanges :
ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61

Copper Alloy Steel Threaded Flanges :

 ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200

Nickel Alloy Threaded Flanges :
ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No.N10276), Alloy 20 (UNS No. N08020)

Latrolet Dimensions

Latrolet Weight Chart in KG

Installation Method

Positioning and Drilling: First, precisely mark the position where the branch pipe needs to be connected to the main pipe. Then, use a specialized drill bit to create a hole in the main pipe that matches the inner diameter of the branch pipe. The quality of the drilling directly affects the sealing and strength of the connection.

Branch pipe joint connection: Align the inner hole at the bottom of the 45-degree branch pipe joint with the hole on the main pipe for welding or other connection. If using butt welding, ensure the weld quality meets standard requirements. I +f using socket welding, pay attention to the socket depth and sealing performance.

Bolt tightening: Some branch pipe fittings are designed as two-piece structures, secured to the main pipe with bolts, and typically have rubber seals inside to ensure sealing. This method facilitates disassembly and maintenance.

Connecting the branch pipe: Insert the branch pipe into the socket of the branch pipe fitting and complete the subsequent connection.

Advantages:

Convenient and efficient construction: No need to cut the main pipeline, greatly reducing construction time and difficulty.

Cost-effective: Compared to purchasing and installing complete tee fittings, material and labor costs are typically lower.

Minimal disturbance to the main fluid flow: Compared to right-angle branches, the smooth 45-degree transition helps reduce fluid resistance, noise, and pressure drop.

High flexibility: Branches can be added flexibly at any position along the pipeline, offering high layout flexibility.

Disadvantages:

Connection strength issues: Compared to one-piece three-way fittings, the strength of connections at welded or fixed branch pipe seats may be a weak point, requiring higher construction standards.

Impact on main pipe structure: Drilling holes in the main pipe alters its original stress distribution. If the holes are improperly drilled or the main pipe wall thickness is insufficient, it may affect the structural strength of the main pipe.

Potential leakage risks: The sealing at connection points relies entirely on construction quality. Whether through welding or gaskets, improper handling may result in leakage points.

Cleaning and maintenance: The inner walls at connection points may not be as smooth as those of integral fittings, posing a risk of debris accumulation over time.

You can get an offer for products in below material forms:

-Pipe and Tube (EN 10216-5, ASTM A213, ASTM A249, A312, A790,)

-Forged Fitting and Flange (ASTM A182 , ASTM A105,ASTM B564 )

-Butt Weld Fittings (ASTM A234, ASTM A403,ASTM A815)

-Round bar , Billet (ASTM A276, ASTM A479)

– Plate, Sheet, Strip(ASTM A240, EN 10028-7, A480)

-Bolting, Nuts（ASTM A193, A194, A320）

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Stainless steel socket weld outlet is widely used in pipeline systems. This article will provide a detailed introduction to the specification of stainless steel socket weld outlet.

MSS SP-97 is the production standard for American forged steel outlet. According to this standard, various types of outlet can be designed and manufactured. Stainless steel outlet including butt welded outlet, threaded outlet, socket outlet etc.

Stainless steel socket weld outlet is a forged and reinforced type of pipe fitting, which is molded and forged from round steel or steel ingots and then processed by lathe machine. It is mainly suitable for high-pressure pipelines that can withstand high pressure, equipment with precise size requirements, and other high-pressure fields. It is forged from high-quality stainless steel and can withstand high pressure and temperature, with excellent corrosion resistance, oxidation resistance, and high temperature resistance.

Specification of MSS SP-97 Stainless Steel Socket Weld Outlet

Dimension of Socket Weld Outlet

Weight List (KG)

Advantage of Stainless Steel Socket Weld Outlet

Socket weld outlet have multiple advantages in pipeline systems, making them an indispensable pipeline connection accessory in many industrial fields.

Easy and fast installation

Good sealing performance

Wide applicability

Strong bearing capacity

Easy to maintain and replace

Good economy

Environmental protection and energy conservation

How to Inspect of Stainless Steel Outlet

ZIZI ENGEERING CO LTD specializes in producing stainless steel socket weld outlet in accordance with the American standard MSS SP-97. We can supplied specifications ranging from 1/8 “to 4” and pressures of Class 3000 and 6000. Every pipe fittings of our products undergoes strict quality inspection before leaving the factory to ensure that every product received by customers is qualified.

Visual the surface of socket weld fittings body.

Measure dimensions that large end diameter, small end diameter, wall thickness of outlets.

Check the marking of 2.5″-2″ x 1/4″ Class 3000 ASTM A182 F316 MSS SP-97 ZZ724

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