CN

Standardization Administration of China (GB) · East Asia

China (GB)

Chinese structural steel to GB/T 11263 hot-rolled H-sections (HW, HM, HN), GB/T 706 angles, GB/T 6728 cold-formed square and rectangular tubes, GB/T 8162 seamless pipes and GB/T 709 plates, in Q235B and Q355B grades, designed to GB 50017.

Hot-rolled

HW HW wide-flange H-sections 9 sections HM HM medium-flange H-sections 9 sections HN HN narrow-flange H-sections 11 sections L Equal angles 14 sections

Hollow sections

CHS Seamless steel pipes 7 sections RHS Rectangular tubes 3 sections SHS Square tubes 6 sections

Bars & plates

PL Plates 10 sections

Popular Steel Sections

HW HW300×300×10×15 93.0 kg/m HW HW200×200×8×12 49.9 kg/m HM HM294×200×8×12 55.8 kg/m HM HM244×175×7×11 43.6 kg/m HN HN400×200×8×13 65.4 kg/m HN HN300×150×6.5×9 36.7 kg/m HN HN200×100×5.5×8 20.9 kg/m L ∠100×10 15.2 kg/m L ∠50×5 3.8 kg/m CHS Φ159×6 22.6 kg/m RHS □200×100×6 26.2 kg/m SHS □150×150×6 26.2 kg/m

Technical Standards

Product GB/T 11263:2017 Hot-rolled H and cut T section steel
Product GB/T 706:2016 Hot rolled section steel (I-beams, channels, angles)
Product GB/T 6728:2017 Cold formed steel hollow sections for general structure – Dimensions, shapes, weight and permissible deviations
Product GB/T 8162:2018 Seamless steel tubes for structural purposes
Product GB/T 700:2006 Carbon structural steels (Q195, Q215, Q235, Q275)
Product GB/T 1591:2018 High strength low alloy structural steels (Q355, Q390, Q420, Q460)
Product GB/T 709:2019 Dimension, shape, weight and tolerances for hot-rolled steel plates and strips
Design GB 50017:2017 Standard for design of steel structures
Fabrication GB 50205:2020 Standard for acceptance of construction quality of steel structures

Steel grades and strengths (3) →

Producers supplying this market

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