Explore top-tier carbon steel threaded and socket weld fittings present in ASTM A350 LF2, A105/A105N, ASTM A694

Carbon steel forged threaded and socket weld fittings are critical components in piping systems, providing reliable connections and robust performance in various industrial applications. Manufactured to meet stringent standards such as ASTM A105, ASME SA105, and A105N, these fittings ensure high-quality and consistency. They adhere to industry specifications including ASME B16.11, MSS SP-79, 83, 95, 97, and BS 3799, guaranteeing compatibility and reliability across installations. Available in sizes ranging from 1/8" NB to 4" NB and classes including 2000 LBS, 3000 LBS, 6000 LBS, and 9000 LBS, these fittings offer flexibility and adaptability to diverse operational requirements.

The versatility of carbon steel forged threaded and socket weld fittings extends to their material compositions, which include ASTM A350 LF2 and ASME SA350. These fittings are available in various materials such as ASTM A350 LF1, LF2 CL1/CL2, and LF3 CL1/CL2, ensuring suitability for specific operating conditions and environments. Whether it's low-temperature applications or high-pressure systems, these fittings offer durability and resilience, meeting the demanding needs of industries such as oil and gas, petrochemicals, and power generation.

Carbon steel forged fittings

Our ASME B16.11 low-temperature carbon steel full/half couplings, hex head plug, and bull plugs are available in various thickness and sizes to suit different applications for oil and gas industries

Carbon steel forged fittings specification

Standards 01

ASTM A105, ASME SA105, A105N, ASTM A350 LF2, ASME SA350, ASTM A694, ASME SA694

Dimensions 02

ASME B16.11, MSS SP-79, 83, 95, 97, BS 3799

Size range 03

1/8” NB to 4” NB (DN6 ~ DN100)

(Socketweld & Screwed-Threaded)

Thread 04

NPT, BSPT, BSPP

MTC 05

EN 10204 3.1 and EN 10204 3.2 - NACE

Pressure Rating 06

Threaded End-2000lb/ 3000lb/ 6000lbs

Socket-weld End-3000/ 6000/ 9000lbs

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As a leading carbon steel A694 forged fittings suppliers, we offer a wide range of Carbon BS 3799 threaded and socket weld coupling, bushing, bull plug, and pipe nipples to meet your needs.

01 What is the difference between forged carbon steel fittings and other types of fittings?

Forged carbon steel fittings are made through a forging process where steel is shaped under high pressure and temperature, resulting in superior strength and durability compared to fittings made through casting or machining processes. This forging process ensures a more homogeneous microstructure and better mechanical properties.

Pressure ratings for carbon steel forge fittings are determined based on various factors including the material grade, temperature, size, and design standards such as ASME B16.11 or MSS-SP-79. These ratings indicate the maximum pressure that the fittings can withstand under specific operating conditions without failure.

Carbon steel forge fittings are available with different end connections such as socket weld and threaded connections. Socket weld fittings feature a socket at one end where the pipe is inserted, while threaded fittings have external threads that screw onto the pipe. The choice of end connection depends on factors such as system design, installation requirements, and maintenance considerations.

Yes, carbon steel forge fittings are suitable for high-temperature applications, provided they are made from appropriate grades of carbon steel and are designed to withstand the desired operating temperature range. It's important to consider factors such as material selection, pressure ratings, and thermal expansion when using carbon steel forge fittings in high-temperature environments.

Welding of carbon steel forge fittings requires proper procedures to ensure strong and reliable joints. Factors to consider include pre-weld preparation, welder qualification, welding techniques, filler material selection, and post-weld heat treatment if necessary. Following industry standards and guidelines, such as ASME B31.1 or ASME B31.3, is essential for ensuring the integrity of welded connections.

CS threaded fittings