Galvanized square steel pipe& rectangle steel pipe, Big size square steel pipe& rectangle steel pipe, erw welded square steel pipe& rectangle steel pipe.
Ten years for the professional research and development of the steel pipe productLeadingfly steel pipe factory is professional in research, production and sales of the steel pipe.
Consultation hotline:0086-317-3771170
Current Location:主页 > Products > Big size square steel pipe& rectangle steel pipe >
Products

Big size square steel pipe& rectangle steel pipe

Author:admin time:2022-07-30 16:30:12

[Leadingfly steel pipe]:Welded Rectangular/Square Steel Pipe/Tube/Hollow Section/SHS/RHS Quality Standard: Hollow Sections: GB/T 13793 Longitudinal electric resistance welded steel tubes GB/T 6728 Cold formed steel hollow sections for general structure-Dimensions,
Welded Rectangular/Square Steel Pipe/Tube/Hollow Section/SHS/RHS
Quality Standard:
Hollow Sections:
GB/T 13793 Longitudinal electric resistance welded steel tubes
GB/T 6728 Cold formed steel hollow sections for general structure-Dimensions,shapes,weight and permissible deviations
ASTM A500 Cold Formed Welded and Seamless Carbon Steel Steel Structural Tubing in Round and Shapes
ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
EN 10210 Hot finished structural hollow sections of non-alloy and fine grain structural steels
EN 10219 Cold formed welded structural hollow sections of non-alloy and fine grain steels
JIS G 3466 Carbon steel Square for general structural purposes
BS 1387 Steel Tubes for use for Water, Gas, Air and Steam
 
1. Material and Standard:
GB: Q195, Q215, Q235, Q345
ASTM: GR.A, GR.B, GR.C, GR.D, DC01, DC03, 1008, 1010
JIS: SS330, SS440, SS490, SPHD, SPHE
EN BS: S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H
Material Grade Chemical Composition
C Mn Si S P
Q195 A 0.06-0.12 0.25-0.50 0.30 0.050 0.045
Q215 A 0.09-0.15 0.25-0.55 0.30 0.050 0.045
B 0.045
Q235 A 0.14-0.22 0.30-0.65 0.30 0.050 0.045
B 0.12-0.20 0.30-0.70 0.045
C ≤0.18 0.35-0.80 0.040 0.040
D ≤0.17 0.035 0.035
Q345 B 0.12-0.20 1.20-1.60 0.55 0.045 0.045
C 0.12-0.20 1.20-1.60 0.55 0.035 0.035
 
Mechanical Properties
Material Tensile strength
Mpa
Yield strength
Mpa (Min.)
Elongation(%)
Q195 315-430 195 32
Q215 335-450 215 31
Q235 375-500 235 26
Q345 470-630 345 21
2. Heat Treatment: Bright Annealed, Black Annealed
3. Surface: Lightly oiled, hot dip galvanized, Electro galvanized, Black
4. Packing: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips
5. Non-Destructive Test: Visual Testing; Radiographic Testing; Ultrasonic Testing; Magnetic Particle Testing; Penetrant Testing; Eddy current Testing etc.
We accept Third Party Inspection, such as SGS, BV, Lloyds, Moody etc.
 
 

  Title:Big size square steel pipe& rectangle steel pipe  Website:http://www.lxtsg1.com/cpfl6/376.html