What are the commonly used heat treatment processes for seamless steel pipes?

July 27th, 2021|

What are the commonly used heat treatment processes for seamless steel pipes? There are many types of seamless steel pipes, and the steel grades (species) used are not the same. The chemical composition of the [...]

Seamless Steel Pipe/Low Alloy SMLS Pipe ASTM A213/A213M T2 Alloy Steel Pipe

July 21st, 2021|

Type: Seamless Steel pipe/Low Alloy  SMLS Pipe ASTM A213/A213M T2 Alloy Steel Pipe Material Grade: ASTM A213/A213M T2 Alloy Steel Pipe Surface Treatment: Acid Pickling, Oiled Application: Used in Boiler and Heat Exchanger. Packing: In [...]

The welding process of high-frequency straight seam resistance ERW steel pipe is different from that of ordinary welded pipe

July 12th, 2021|

The welding process of high-frequency straight seam resistance ERW steel pipe is different from that of ordinary welded pipe. The weld is formed by melting the base material of the steel strip body, and its [...]

Differences Between Seamless Steel Pipe and Welded Steel Pipe

May 17th, 2021|

Differences Between Seamless Steel Pipe and Welded Steel Pipe Seamless steel pipe is manufactured by the round steel billet, through hot rolling, cold rolling or cold drawn processes, no seam on the pipe body. Welded [...]

ASTM A53 Steel Pipe/ASME SA53 Steel Pipe Specifications

November 26th, 2020|

ASTM A53 Steel Pipe Specifications A/SA53 NPS 1/8″ – 26″ Schedules 10 through 160, STD, XH and XXH ASTM A53 Steel Pipe (also referred to as ASME SASTM A53 Steel Pipe) is intended for mechanical [...]

Difference between Seamless steel pipe and ERW Stainless steel pipe

November 18th, 2020|

Today, Datang steel pipe will discuss about the key difference between Seamless Steel Pipe and ERW Stainless Steel Pipe. What is the Raw material required for manufacturing Seamless Steel Pipe& ERW Stainless steel Pipes? Seamless [...]

ASTM A333 Grade 6 Seamless Steel Pipe for Low-Temperature Service

November 16th, 2020|

ASTM A333 Grade 6 Seamless Steel Pipe for Low-Temperature Service ASTM A333 Standard covers seamless and welded steel pipe for low temperature service. The Grade 6 steel involved is similar to AISI 4032 low alloy steel. ASTM [...]

What are the factors related to the tightness of the inner coating and galvanized steel pipe?

May 27th, 2020|

What are the factors related to the tightness of the inner coating and the tube? The type of heating equipment,heating method,fuel type,heating temperature,fineness of plastic powder,additive composition,etc.will all have a certain impact,but the key is [...]

Seamless Steel Tube ASTM A192/ASME SA192

November 1st, 2019|

Application: ASME SA192 Seamless Steel Tube specification covers Seamless Carbon Steel Boiler Tubes for High-Pressure Service. Recommended pipe size will be developed by us upon receipt of your inquiry. A print or sketch of the [...]

ERW seamless carbon steel pipes

June 3rd, 2019|

ERW seamless carbon steel pipes Description   Material 20CrMo  30CrMo 35CrMo 42CrMo 20Cr 40Cr GCr15 40CrNiMoA  16Mn 20# 45# 50# Q235B Q235A Q235C Q235D Q345B Q345C Q345D 27SiMn 37Mn5  60Si2Mn 65Mn  T10 H13 50CrV Cr12 [...]