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June 3, 2018
Steel pipes can be seen everywhere in our daily life. It is widely used in heating, water supply, oil and gas and other industrial liquids, which brings great convenience to our life and production. According to the tube forming technology, steel tubes can be roughly divided into the following four […]
June 3, 2018
1. Prospecting: After the steel plate used for manufacturing large-diameter submerged arc welded straight seam steel pipes enters the production line, a full-plate ultrasonic inspection is first performed; 2. Milling: Double-sided milling of the two edges of the steel plate by the edge milling machine to achieve the required plate […]
May 23, 2018
Insulation steel pipes are widely used in liquid and gas transmission pipe networks, chemical pipe insulation projects in petroleum, chemical, central heating and heating networks, central air-conditioning ventilation pipes, and municipal engineering. High-temperature prefabricated direct-buried thermal Insulation steel pipe is a direct-buried prefabricated thermal Insulation steel pipe with good thermal […]
May 21, 2018
Application of Black steel pipe Scaffolding 【Abstract】This paper discusses the application of scaffolding on site construction, describes in detail the calculation of the supporting system of the scaffolding, and compares the situation of two kinds of steel scaffolds commonly used in construction. 1.Detail Information of building ERW black round steel welded […]
May 21, 2018
Steel weight calculation formula steel formula –steel weight calculation formula –mass calculated steel steel weight (kg) = 0.02466 × thickness × (outer diameter – wall thickness) × length bar Weight (kg): Weight per meter = 0.00617 * diameter * diameter rebar weight (kg) = 0.00617 × × diameter was calculated […]
May 16, 2018
Spiral steel pipe production process and straight seam steel pipe is different: the strip coil as raw material, often warm extrusion molding, automatic double-wire double-sided submerged arc welding process welded spiral seam steel pipe. 1. Raw Material Inspection 2. Uncoiling 3. Rough Leveling 4. End Cutting and Butt Welding 5. […]
May 16, 2018
What is the outer diameter, inner diameter, nominal diameter of steel pipe? The diameter of steel pipe can be divided into outer diameter, inner diameter and nominal diameter. The outer diameter of the pipe with the antiseptic spiral steel pipe is denoted by letter D, followed by the size and […]
May 15, 2018
Att : International Sales Manager, Dear Sir, Please note that one of our client require quotation for Casing as per following details. Offer on EX-STOCK basis or maximum 1 week delivery time will be preferred. PR LINE # QTY UOM DESCRIPTION 1 300.00 Meter CASING, size 20 INCH; grade K-55; 133 PPF; conn […]
May 15, 2018
Dear Mr. Export Sales Manger , Please find below a demand of one of our clients, please quote us your keenest CFR Alexandria sea port quotation. Steel Seamless tube acc. To CK 10 (DIN 1629-17210) O.D 111 X Th. 10.5 (800 M) O.D 128 X Th. 19.5 (600 M) O.D 97 X Th. 11.5 (800 M) O.D 138 X Th. 22 (400 M) Specification of the steel tubes […]