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What’s the 3PE Epoxy coating pipe?

The 3PE Epoxy coated steel pipe is with 3 layer coatings, first FBE coating, middle is adhesive layer, outside polyethylene layer. 3PE coating pipe is another new product developed on the FBE coating basis since 1980s, which contains adhesives and PE(polyethylene) layers. 3PE can strengthen the pipeline’s mechanical properties, high electrical resistance, waterproof, wearable, anti-aging. [...]

August 4th, 2021|

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

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 same variety of steel pipes may also be different, but after heat treatment, the steel pipes can meet the relevant [...]

July 27th, 2021|

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

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 Bundles with Steel Strips or as Your Requirement. Payment Terms: TT/LC, West Union, Paypal and O/A. Delivery Time: 7-25 Days [...]

July 21st, 2021|

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

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 mechanical strength is better than that of ordinary welded pipe. Products comply with GB9711, API 5L GB3091 standards. Production specifications: [...]

July 12th, 2021|

Differences Between Seamless Steel Pipe and Welded Steel Pipe

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 steel pipe is manufactured by flat steel plate, with welding seam on the pipe body. Including ERW pipe, LSAW pipe, [...]

May 17th, 2021|

ASTM A53 Steel Pipe Specifications

ASTM A53 Steel Pipe Specifications   Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless ASTM A53 (ASME SA53) carbon steel pipe is a specification that covers seamless and welded black and hot-dipped galvanized steel pipe in NPS 1/8″ to NPS 26.  A 53 is intended for pressure and mechanical applications and [...]

December 1st, 2020|

ASTM A53 Steel Pipe/ASME SA53 Steel Pipe Specifications

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 and pressure applications and is also acceptable for ordinary uses in steam, water, gas and air lines. It is suitable [...]

November 26th, 2020|

Differences between ASTM A53 B and ASTM A106 B Steel Pipe

The scope of ASTM A106 and A53 ASTM A53 specification covers the steel pipe manufacturing types in seamless and welded, material in carbon steel, black steel. Surface natural, black, and hot-dipped galvanized, zinc coated steel pipe. Diameters range from NPS 1⁄8 to NPS 26 (10.3mm to 660mm), nominal wall thickness. ASTM A106 standard specification covers [...]

November 23rd, 2020|

Difference between Seamless steel pipe and ERW Stainless steel pipe

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 Steel Pipe is made from a solid round steel ‘billet’ which is heated and pushed or pulled over a form [...]

November 18th, 2020|

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

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 A333 Grade 6 Seamless Steel Pipe shall be made by the seamless or welding process with the addition of no [...]

November 16th, 2020|