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€81.51
€66.27
€3.61
€2.94
€0.27
€0.22
Coupling 4" NPT A105 Class 3000
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Description

Also known as: 4" NPT A105 coupling class 3000, high-pressure threaded fitting, tapered thread adapter, straight weldable carbon steel coupling
Information
The 4" NPT A105 Class 3000 coupling belongs to high-pressure threaded fittings. Couplings are available in all imperial sizes. Each coupling is marked with size, material grade, heat number, and pressure class, ensuring installation safety and durability. All threaded fittings have 3.1 certificates.
Steel grade A105 is a carbon steel commonly used in pipelines, flanges, and fittings. It is designed for ambient and higher temperatures and is suitable for pressure systems. It has good machinability and is fully weldable.
Applications: used in oil and gas pipelines, petrochemical plants, power plants, and pressure vessels.
Properties comparable to: 1.0460, C22.8, P245GH, P265GH, P285GH, S235JR
Additional Information:
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Material on certificate: A105 (P280GH, P245GH per EN10222-2)
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Markings on coupling: size, class, grade, heat number
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PED certificates: 97/23/CE & 2014/68/EU
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Manufactured according to ASME/18 – ASTM/14 SA/A105 Sect II Part A
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NPT threading is tapered and does not go through the entire coupling
More about couplings you may find here>>
Our offer includes a wide range of couplings and fittings. If you have any questions contact us. Call 63/2614202 or send an inquiry to email: biuro@polberis.pl
Write to us if you have European VAT number and do not want to pay the TAX. We will prepare an offer without VAT. Contact us if you want to know price of shipping. Send an inquiry to e-mail: biuro@polberis.pl

