14 Gauge Steel Thickness Tubing Precision Seamless Steel Tube Factory Price
Negotiable
Min.Order:1
Hot Rolled Seamless Steel Tube Black Iron q345b Seamless Steel Pipe Tube
Thin Wall Steel Tubing q345b Sae 1518 Seamless Steel Tube Price
q345b Steel Pipe Tube Supplier Thick Wall Seamless Steel Pipe Manufacturer
60mm Steel Tube Precision Diameter Seamless Steel Tube Sae 1020 20# Hollow Bar Price
Manufacturer 35crmo,4135,scm435,34CrMo4 Steel Pipe Seamless Steel Tube and Pipes
Grade | C | SI | Mn | P | S | Yield Strength | Tensile Strength | Elongation |
20# | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≥245Mpa | 253-500Mpa | ≥24% |
1020 | 0.18-0.23 | - | 0.30-0.60 | ≤0.040 | ≤0.050 | - | - | - |
Q345B | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.035 | ≤0.035 | ≥345Mpa | 470-630Mpa | ≥20% |
SAE1518 | - | - | 1.10-1.40 | ≤0.040 | ≤0.050 | ≥345Mpa | 375-470Mpa | ≥25% |