Details of steel products

Anchor Steel

Introduction of steel products

(1) steel specifications and characteristics: including the 18, 20, 22mm three specifications of steel. These three kinds of steel anchor with hot rolled ribbed steel bars and hot rolled round bars, which requires a certain height of the rib and the rib spacing, transverse ribs and axis angle and transverse angle, and no longitudinal ribs, one-way L, roundness is less than 0.3mm, while the upper and lower roller transverse ribs must be wrong a certain distance.

(2) performance requirements: anchor steel consists of HRB335, HRB400, HRB450 three brands, including HRB335 and HRB400 to meet the requirements of GB1499-1998; HRB450. S is not less than 450MPa, a B of not less than 640 MPa.

(3) the quality of the products and sizing requirements: the requirements of finished products, no cracks, scarring, bump, head of ear defects. Fixed length types are 9, 9.04, 9.05, 12,, 12.05m standard length, the standard length is below 1.8,, 2.4m.