Gb T 3001 2007 Translated English Of Chinese Standard Gbt 3001 2007 Gb T3001 2007 Gbt3001 2007

This Standard specifies a method for the determination of the modulus of rupture of refractory products at ambient temperature, under conditions of a constant rate of increase of stress.

This Standard specifies technical requirements, test methods, inspection rules, packaging, storage, marks and quality certificate of ferroniobium. This Standard is applicable to ferroniobium that is made from niobium pentoxide and niobium concentrate and is used for steelmaking or casting as an additive, for electrode as alloying agent, magnetic material.

This Standard specifies the dimensions, shape, technical requirements, test methods, inspection rules, packing marks, and certificate quality of stainless steel bars (generic terms of round steel, square steel, flat steel, hexagonal steel and octagonal steel. This Standard is applicable to the hot rolled and forged steel bars of which the dimension (diameter, side length, thickness or subtense distance) is no more than 250mm. Through negotiations of both the Supplier and Buyer, it may also supply the hot rolled and forged steel bars of which the dimension is more than 250mm.

This Standard is applicable to the determination of the grain-sizes of various minerals specified in GB 2007.1.

This standard specifies the general principles for direct visual testing and remote visual testing when using the visual testing to determine whether the product complies with the specified requirements (e.g., surface condition of the workpiece, alignment of the mating surface, shape of the workpiece). This standard does not apply to the use of any other destructive or nondestructive testing methods to carry out testing activities. The basic rules applicable to the application of non-destructive testing as specified in GB/T 5616 apply to this standard.

This General Rules applies to the preparation of samples taken according to the method specified in GB 2007.1. The prepared sample shall be representative of the quality characteristics of the original sample and suitable for analysis or test requirements.

This Standard specifies the designations, technical requirements, test methods, inspection rules, packaging, marking, storage, transport, and quality certificates of silica fume products. This Standard applies to the silica fume that is collected by dry dust collectors from oxidized and agglomerated silica-bearing fume that is gathered by the fume hood of electric-furnace in ferrosilicon or industrial silicon production.

This Part of GB/T 3048 specifies terms and definitions for electrical properties of electric cables and wires, general provisions for tests, purpose to realize the provisions and periodic calibration of test equipment. According to the relevant wire and cable standards, the test methods specified in the subsequent parts of GB/T 3048 are applicable to the electrical properties test for various types of electric cables and wires as well as materials.