Weights of Buttweld Tees

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Weights of Buttweld Tees WEIGHTS STRAIGHT TEES SCHEDULE STD NPS LBS KG 1/2 0.35 0.16 3/4 0.45 0.2 1 0.75 0.34 1¼ 1.3 0.59 1½ 2 0.91 2 3.5 1.59 2½ 6 2.72 3 7 3.18 3½ 9 4.08 4 12 … Read More

What are ASTM Grades?

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Grades of materials used for Pipes – Fittings – Flanges – Valves – Stud Bolts according to various AsTM standards What are ASTM Grades? ASTM standards define the specific manufacturing process of the material and determine the exact chemical composition of pipes, fittings and flanges, … Read More

Steel Pipe and Manufacturing Processes

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Steel Pipe and Manufacturing Processes Introduction The advent of rolling mill technology and its development during the first half of the nineteenth century also heralded in the industrial manufacture of tube and pipe. Initially, rolled strips of sheet were formed … Read More

Pipe an Fittings: Marking Standards and Requirements

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Component Identification Generic Marking Standards and Requirements The ASME B31.3 Code requires random examination of materials and components to ensure conformance to listed specifications and standards. B31.3 also requires these materials to be free from defects. Component standards and specifications … Read More

Stud Bolts general

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Bolts & Nuts for flanged connections Types of Bolts In Petro and chemical industry for flange connections Stud Bolts and Hex Bolts are used. The Stud Bolt is a threaded rod with 2 heavy hexagon nuts, while the Hex Bolt has a … Read More

316 / 316L Plate

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CHARACTERISTICS 316 / 316L stainless steel plate provides more effective corrosion and pitting protection than 304 stainless steel due to increased levels of molybdenum and nickel in the alloy.  It exhibits the same high strength, toughness, high temperature and high … Read More

STAINLESS STEEL

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We supplie a full range of stainless steel materials, included  Stainless steel pipe and tube, stainless coils and sheets, stainless pipe fittings. Stainless steel is a modern alloy developed in the early 1900’s after metallurgists discovered that chromium-iron alloys displayed … Read More

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