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"Hot-rolled ribbed steel bar" new standard (GB1499.2-2007)
Hot rolled corrugated steel bar standard (GB1499.2-2007)
Introduction
Hot rolled corrugated steel bar is a new structural steel product introduced in the standard of GB1499.2-2007. This product is mainly used for reinforcing the structural components in construction engineering and civil enginee......
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Stainless steel cold-rolled strip for color picture tube springs (YB/T110-1997)
Cold rolled steel strips for springs of color display tubes
Color display tubes are widely used in our daily life, often being used in TV and other similar display equipment, indicating that the usage of cold rolled steel strips to produce springs of color display tubes is increasing over time in......
Cold-formed outer crimped channel steel, cold-formed crimped Z-shaped steel GB 6723-86
Cold bending edge grooved steel is a cold-formed steel produced by a process of edge grooving and bending. It is mainly used in steel structures in the construction and engineering industries. Industrial production of cold-bending edge grooved steel consists of several processes such as the shaping......
GB/T 3414-1994 Hot-rolled special-shaped steel for coal machinery
GB/T 3414-1994 Hot-rolled special steels for coal mining machinery
This Standard specifies requirements, test methods, inspection rules, packaging, marking and quality certificate for the hot-rolled special steel used for coal mining machinery. This Standard applies to hot-rolled special steel of......
Iron-cobalt-molybdenum hysteresis alloy hot-rolled or forged bars (GB/T14990-1994)
Iron cobalt molybdenum magnetic saturation alloy hot rolled or forged bar (GB/T14990-1994)
Iron cobalt molybdenum magnetic saturation alloy hot rolled or forged bar, also commonly called magnetic saturation steel (GB/T14990-1994), is a kind of high-tech, high-precision alloy material produced usi......
Technical Delivery Conditions for Austenitic Stainless Steel Seamless Round Tubes with Special Requirements (DIN 17458-1985)
Delivery Technical Condition for Austenitic Stainless Steel Seamless Round Steel Tubes with Special Requirements (DIN 17458-1985)
1. Scope
This delivery technical condition is applicable to the austenitic stainless steel seamless round steel tubes with external diameters of 4-10 mm, wall thickne......
GB/T 8164-1993 steel strips for welded steel pipes
GB/T 8164-1993 Steel Strips for Welded Steel Pipes
This standard is applicable to the steel strips which are used for the manufacture of welded steel pipes.
1. Scope
This standard specifies the requirements for steel strips used for the manufacture of welded steel pipes.
2. Normative reference......
Spiral seam high-frequency welded steel pipes for ordinary fluid delivery pipelines (instead of SY 5038-83, SY 5039-83) SY/T 5038-92
High Frequency Welded Steel Pipes in Spiral Seam for General Fluids Pipeline
High frequency welded steel pipe has been widely used in recent years with the development of modern production technology. Most welded steel pipes are formed by rolling a strip of steel into a circular shape and then we......
Aluminum and aluminum alloy hot extrusion pipe GB 4437-84
The cold drawing of aluminum and aluminum alloy hot extruded tubes GB 4437-84
Introduction:
Aluminum and its alloys are the most common materials used in aircraft and aerospace components. In order to utilize this material properly, it is necessary to understand the properties and characteristic......
Steel plates for welding gas cylinders (GB6653-1994)
Welding of Steel Plate for Gas Cylinder (GB6653-1994)
Welding of steel plate for gas cylinders (GB6653-1994) is a welding technology required by safety-related state regulations and related national standards. Steel plate welding is essential in the processing and production of gas cylinders. The......
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