February 24, 2017

Development Tendency of Seamless Steel Pipes in 2017

The situation of domestic steel pipe was negative in 2016. Even has the positive currency policy, the funds was still a headache for steel pipe factories. What’s worse, the slowdown economic growth and frequently blocked export environment deteriorated the harsh situation of domestic market. In 2016, the market will be […]
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February 24, 2017

Large diameter welded pipe cooling way

Cooling in cooling bed has a chain of cooling bed, worm cooling conveyor and rack-type cooling bed. According to the performance requirements of large diameter welded pipe, can use different ways to cool. Forced cooling. Large diameter welded pipe for metal has certain organization and physical properties, should take the […]
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February 24, 2017

2017: A Promising Year for China’s Steel

2017 will be a promising year for China’s steel, mainly at: First of all, supply and demand will keep in balance in the next year, but the species differentiation, exports declined. In fact, cold, hot plate growth rate of more than 5%, but building materials, seamless tube have negative growth, […]
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February 24, 2017

Application of the Spiral Steel Tubes

What is the scope of application of the spiral steel tubes Spiral steel pipes are widely used industrial, construction and other industries of steel, is widely used in various production areas, both inside and outside, oil, gas, sewage treatment plant, water, water supply and drainage, water conservancy project construction pile […]
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February 24, 2017

Distinguish defective square tube

1, Defective square tube because the processing is not in place, the appearance will be a lot of glitches, and these burrs will be very simple scratches the pipe surface, so the first identification method came out, there are many scratches on the exterior of the Is the quality of […]
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February 23, 2017
EN 10216-2 boiler tube

EN 10216-2 P235GH Industries Using Boiler Tubing

boiler tube Standard:  American society of mechanical engineers: ASME SA-106,ASME SA-192M,ASME SA-209M,ASME SA-210M,ASME SA-213M,ASME SA-335M,ASME SA-179M American Society for Testing and Materials: ASTM A 106M,ASTM A 192M,ASTM A 210M,ASTM A 213M,ASTM A 335M,ASTM A 179M European Standards: EN 10216-2 Deutsches Institut fǖr Normung: DIN 17175 Japaneses industrial standards: JIS G 3456、 JIS G 3461、 JIS G 3462 Material: P235GH Chemical properties Material C Si Mn P S Mo Cr Ni Cu P235GH max. 0.16 max 0.35 max 1.2 max. 0.025 max. 0.02 max. 0.08 max. 0.30 max. 0.30 max. 0.3 Mechanical properties Material Min. Tensile strenght N/mm2 Min. Yield […]
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February 21, 2017
JIS G3454 Stpg370 Carbon Steel Pipes for Pressure Service

API5L JIS G 3454 STPG 370 Carbon steel pipes for high pressure and temperature

JIS G3454 carbon steel pipes are utilized for pressure conditions at a limited optimum temperature of 350 ℃. If you needs for higher pressure pipelines shall think about JIS G 3455 requirement. JIS G3454 Steel pipe can be manufactured into seamless steel pipe or electric-resistance bonded steel tubes, the purchaser […]
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