Plasma Cutting in Pipe Fitting and Flange Fabrication
Guide to plasma cutting steel plate for buyers of pipe fittings, flanges, and valves. Covers methods, checklists,
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Heavy Plate Bending for Large-Diameter Pipe Components
Guide to plate bending machine fabrication for buyers of pipe fittings, flanges, and valves. Covers methods,
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Sand Processing Systems in Resin Sand Casting for Steel Parts
Guide to sand casting sand processing for buyers of pipe fittings, flanges, and valves. Covers methods, checklists,
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闸阀选型指南：工业采购必看的 6 个关键参数
闸阀适用于全开/全关工况。本文从压力等级、阀体材质、连接方式、标准规范、密封面与驱动方式六个维度，帮助 B2B 买家快速完成闸阀选型。
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ANSI/ASME 法兰标准入门：Class 与 RF 密封面说明
ASME B16.5 是工业法兰最常用的美国标准。了解 Class 150/300/600、RF 凸面、RTJ 环连接面及配套螺栓规格，是外贸询盘的基础。
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管道管件类型与材质对照：弯头、三通、异径管选型
弯头、三通、异径管、管帽是管线中最常见的管件。按 ASME B16.9、DIN 2605、GB/T 12459 等标准，结合材质与壁厚等级完成选型。
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