We can provide pipe fittings ranging from DN 15 (1/2”) to DN3800 (150”), wall thicknesses from 5s to 150mm, and the materials cover various grades: carbon steel, low alloy steel, high alloy steel, stainless steel, duplex Stainless steel, nickel alloy steel, aluminum alloy steel, titanium alloy steel, etc. Products can be manufactured according to GB, HG, SH, SY, DL, ISO, ANSI/ASME, MSS, JIS, EN, AS and other related standards. Longshan can also manufacture customized special fittings in order to meet requirements from all kinds of industries.


Founded in 1995, with its professional technical capabilities and manufacturing level, Longshan Pipe Solutions had developed as one of main manufacturers of pressure components.

  • ISO

    Standard Quality System Certification

  • PED

    EU pressure pipeline component certification

  • TS

    Manufacture License of Special Equipment

  • CNAS

    Laboratory Accreditation Certificate

Enterprise Culture

Achieve management innovation, effective operation system, Maintain the vitality and durability of the entire community…


HSE Management System

We have a complete HSE management system to ensure commercial activities compliance with…


Social Responsibility

Undertake corporate social responsibility and promote sustainable development, we are on the way…



Congratulations on the new official website of Jiangsu Longshan Pipe Solution Co., Ltd.

Longshan Pipe Solution Co., Ltd. was founded in 1995, with its professional technical capabilities and manufacturing level, the company has developed into one of the main manufacturers of pressure pipe components …



Do you know what factors affect flange sealing?

The bolt flange connection consists of a pair of flanges, several bolts, nuts and a gasket. The flange is tightly pressed against the gasket by tightening bolts to achieve sealing. However, the performance of flange sealing …