GB-T1591 Q420B Steel Plate supplier

GB-T1591 Q420B Steel Plate supplier

 

 

  1. Q420B Adopt standard: GB-T1591 Standard Specification is for Rolled Steels for Welded Structure
  2. Q420B Specification: Thickness: 1mm to 500mm; Width: 1500mm to 4500mm: Length: 3000mm to 27000mm
  3. Third Party Inspection for Q420B: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
  4. Q420B Chemical composition Max % of the Product analysis of grade
C Si Mn P S Nb V Ti
0.20 0.50 1.70 0.035 0.035 0.07 0.20 0.20
Cr Ni Cu N Mo B Als min
0.30 0.80 0.30 0.015 0.20
  1. Q420B Yield strength
Nominal thickness (mm) To 16 16-40 40-63 63-80 80-

100

100-

150

150-

200

200-

250

250-

400

ReH – Minimum yield strength (MPa) 420 400 380 360 360 340
  1. Q420B Tensile Strength
Nominal thickness (mm) To 40 40-63 63-80 80-100 100-150 150-250 250-400
ReH – Minimum yield strength (MPa) 520-680 520-680 520-680 520-680 500-650
  1. Q420B Impact Test degree and energy
Min Energy Nominal thickness
Temperature ℃ 20
Thickness (mm) 12-150 150-250 250-400
Notch impact test. Min. absorbed energy 34

 

  1. Equivalent grades of grade Q420B
  2. Q420B Delivery Time Or Lead Time: 15-30days
  3. Q420B Extra Service: Pretreatment (Shot Blasting, Sand Blast, Painting and Galvanized), Cutting Parts, Sample Service, Third Party inspection, UT Test and Size inspection.
  4. If you have any requirement in steel plate for Q420B, whether the new plate or stock list of material, please feel free to contact us by email of calling.
  5. If you had any question at our plate or service. Please contact our after service department to get faster reply.

Unitedsteel Group Company Principle

 

More Cheaper Price,

More Faster Delivery,

The Best Company Prestige,

The Best After sales service,

The One step Steel material Solution

The Best Professional quality control system

 

Welcome to Unitedsteel Group and any requirement in steel material, please feel free to contact us.

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