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292 artículos

法兰管件图.jpgEstándares
Estándares

ASME B16.14 Pipe Plugs, Bushings and Locknuts Explained

ASME B16.14 covers ferrous pipe plugs, bushings, and locknuts with pipe threads, including ratings, dimensions, materials, and marking. This guide explains the standard's scope, key differences from ASME B1.20.1, and what buyers must verify to avoid specification errors.

22 sept 20266 minHebei Haihao Group
8字盲板 (2).jpgTécnico
Técnico

Flange Facing and Gasket Compatibility Checklist

ASME publishes separate standards for metallic and nonmetallic gaskets. This checklist helps buyers cross-check gasket type, flange facing, and procurement details before issuing an RFQ.

21 sept 20265 minHebei Haihao Group
IMG_1251.JPGGuía de compra
Guía de compra

Hydrogen Piping Components: What an ASME B31.12 RFQ Must Define

ASME B31.12 governs hydrogen piping and pipelines. This guide explains what EPC engineers and procurement managers must specify in an RFQ for seamless pipes and socket-weld forged fittings, covering code parts, material verification, and inspection requirements.

18 sept 20267 minHebei Haihao Group
水暖管件.jpgEstándares
Estándares

ASME B16.1 Gray Iron Flanges: Classes 25, 125 and 250

ASME B16.1 covers gray iron flanges and flanged fittings in Classes 25, 125, and 250. This guide explains what the standard includes, how it differs from ductile iron (B16.42), and what buyers must verify when sourcing gray iron flanges.

17 sept 20266 minHebei Haihao Group
八角垫环.jpgTécnico
Técnico

ASME B16.21 Nonmetallic Flat Gasket Selection Guide

ASME B16.21 defines nonmetallic flat gaskets for pipe flanges. This guide explains the standard's scope, why you must pair it with the mating flange standard, and what to verify during procurement to avoid misapplication.

16 sept 20266 minHebei Haihao Group