welded steel pipe

July 22, 2016

many size seamless steel pipelines and welded Steel Pipe for sale, carbon steel pipe Supplier

Steel Pipe Distributor– Several Dimensions available many size seamless stel pipe and welded Steel Pipe for sale, carbon steel pipe Supplier   Go to Our hebei in china Supply Store For Steel Pipes Of All Sizes Made up of architectural steel in a tubular kind, it could vary in dimension from […]
February 26, 2020

API 5L Pipeline for JG SUMMIT OLEFINS

JG Summit Petrochemicals Group is a pioneer in the petrochemical industry as it continuously strives for excellence in serving the Filipino nation. It creates a culture of innovation by providing sustainable solutions for the changing world. Innovation plays a major role in the organization. With the right technology, JG Summit […]
February 26, 2020

API 5L GR B ERW for HYDIY

HYDIY was established in 2006 as a joint venture between Sojitz Corporation, a leading Japanese trading company with business interests in many various industries and AAPICO Hitech Public Company Limited, a SET-listed entity in the business of manufacturing OEM automotive parts and components along with automobile distribution and retailing.    HYDIY is […]
February 26, 2020

API 5L GR B LSAW for South Africa Client

LSAW Pipe (Longitudinal Submerged Arc-Welding Pipe), is taking the steel plate as raw material, mold it by the molding machine, then do double-sided submerged arc welding. Through this process the LSAW steel pipe will get excellent ductility, weld toughness, uniformity, plasticity and great sealing. Following is the details of the goods […]
March 25, 2020

How to control the accuracy of stainless steel welded pipe?

Stainless steel welded pipe refers to steel pipe with strict dimension accuracy (tolerance range), good surface finish, roundness, straightness and uniform wall thickness. The main technical indexes of stainless steel welded pipe produced by this technology have met or partially exceeded the requirements of national standard GB12771-2002 and ISO4394/I-1980 (E). […]
March 30, 2020

Identification Method of Seamless Steel Pipe and Welded Steel Pipe

There are four main methods to distinguish welded steel pipe from seamless steel pipe: 1. Metallographic method Metallographic method is one of the main methods to distinguish welded steel pipe from seamless steel pipe. High frequency resistance welded steel pipe does not add welding material, so the weld of welded […]
May 6, 2021

Submerged arc welding steel pipe standard and its classification

pressure fluid conveying with spiral submerged arc welding steel pipe (SY5036-83) is mainly used in oil and gas pipeline, high pressure fluid conveying with spiral weld high-frequency welded steel pipe (SY5038-83), high frequency welding spiral weld steel pipe (hf lap method) and spiral seam high frequency welded steel pipe (pressure […]
February 8, 2022

Introduction to the knowledge of seamless steel pipes and welded pipes

Seamless steel pipes are widely used. The general-purpose seamless steel pipe is rolled from ordinary carbon structural steel, low-alloy structural steel or alloy structural steel. .2. According to different uses, it is divided into three categories: a. According to chemical composition and mechanical properties; b. According to mechanical properties; C. […]