aluminum window screen frame material

The acceptance of cold-drawn low carbon steel wire shall be conducted according to the same production unit, the same raw material, the same diameter, and shall not exceed 30T for an inspection lot, and check the base material into the factory or out of the inspection statement. The inspection items for each inspection lot are appearance quality, diameter error, tensile test (including tensile strength and elongation) and repeated bending test.

2, oil: it is recommended to use cloth (there is a kind of textile cloth for polishing glasses, do not knit, because the nap is easy to fall off), oil to the inside and outside of the cage. The amount of oil is not much, because the bamboo material is old, density and hardness are relatively high.

In what aspects is the uniformity of galvanized wire reflected:

2. To avoid galvanized iron wire being gripped by tools like pliers or hardened claws, when the wire suffers from tension or bending stress, scoring or pooping on the surface can lead to damage.

2: plastic spraying blade barbed rope characteristics of beautiful color, according to the use of the environment to choose the color, so that it and the surrounding environment. Paint color including grass green, dark green, black, red, white and so on.

Compared with hot-dip galvanized barbed rope, it is much better in the circle of mountains and forest protection. Because it can choose several colors on its appearance, different sites have different colors, which is both beautiful and practical, so as to facilitate the growth of natural plants and gradually recover the original ecological environment.