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High intension Hot Rolled Hexagonal Steel Bar Hollow Drill Rod hex 22mm 28mm
High intension and toughness of hex 28mm used for Perforated Hexagonal Hollow Steel Tubes Pipe & Hexagonal Drilling rod
High intension and toughness hex 22mm hex 28mm used for Perforated Hexagonal Hollow Steel Tubes Pipes & Hexagonal Drill Rod
Products details:
A type of steel specially used in drill rod in quarry drilling, high intension and toughness.
Material:
95CrMo (same as SANDBAR 20 or C253)
Specifications:
Hexagon and round
Size: hex. 22mm, hex. 25mm, hex. 28mm, hex. 32mm, hex. 38mm,
Round: Dia.32mm, 35mm, 38mm, 51mm
Length: any length according to your require.
Package: Wrapped with plastic knitting and then into bundles.
The main size and specifications as below:
Hot Rolled Hexagonal Hollow Drill Steel Bar
Steel Grade: 95CrMo as per Chinese Standard with following chemistry:
C: 0.92-1.03PCT; Si: 0.25-0.45PCT;
Mn: 0.25-0.45PCT; Cr: 0.80-1.20PCT;
Ni: 0.25PCT MAX.; Mo: 0.20-0.30PCT;
S,P: 0.025PCT MAX; Cu: 0.30PCT MAX.
Features:
Physical Specification
σb 1320Mpa
δs 9%
Ψ 25.5%
σ-1 350Mpa
Hardness: 36-48HRC.