Our main products include steel pipe nipples, sockets (black or galvanized, seamless or welded), stainless steel pipe fittings, malleable iron pipe fittings (union type, elbows, reducers, bushings, couplings, caps, nuts, hose nipples and so on) and butt-welded pipe fittings. We are also specialized in pipe cutting, bending, threading and end finishing, according to customers' needs.
The differences between NPT steel pipe nipple and BSPT steel pipe nipple. When selecting steel pipe nipple for your project, understanding the differences between BSPT (British Standard Pipe Taper) and NPT (National Pipe Taper) is crucial. These two thread types are not interchangeable, and using the wrong one can lead to leaks, fitting failures, or system damage. This guide covers: Key differences between BSPT and NPT…
How to Control the Quality of External Threads on Steel Pipes? Ensuring high-quality external threads on steel pipes is crucial for leak-proof connections, structural integrity, and long-term reliability in piping systems. Poor thread quality can lead to leaks, mechanical failures, and costly downtime. Here’s how to maintain strict quality control. A steel pipe nipple is a short length of pipe with male threads on both ends,…
The key differences between ASTM A53 steel pipe and API 5L steel pipe are as follows: 1. Scope & Application -ASTM A53: - Primarily used for **structural and low-pressure plumbing (e.g., water, gas, steam). - Covers **seamless, electric-resistance welded (ERW), and furnace-butt-welded (FBW) pipes. - Not intended for high-stress hydrocarbon pipelines. - API 5L: - Designed for oil and gas pipeline transportation systems (high-pressure, hazardous…
Introduction to ASTM A53 Standard Overview of ASTM A53 ASTM A53 is a standard specification for pipe, steel, black and hot-dipped, zinc-coated, welded and seamless. This widely-used standard covers three types of steel pipe with the following characteristics: Types of ASTM A53 Pipe 1. Type F - Furnace-butt welded, continuous weld Grade A only 2. Type E - Electric-resistance welded (ERW), Grades A and B 3.…