Paramtents
Thickness 0.5- 60 mm
OD(Outer diameter) 10*10-1000*1000mm 10*15-800*1200mm
Certification CE,LEED,BV,PHD&EPD,BC1,EN 10210,EN10219,ISO9000
Tolerance as required
Length 0.5-24M according to client requirement
Delivery Time 7-30 Days
Packging & Delivery
Min Order5 ton
Briefing
Detailed
Standard | Grade |
Chemical Composition
|
||||||
C(%)
Max |
Si(%)
Max |
Mn(%)
Max |
P(%)
Max | S(%)
Max |
Mo(%)
Max |
Ceq or Cev 2]
(%)Max |
||
AS/NZS 1163 | C250 | 0.12 | 0.05 | 0.50 | 0.040 | 0.030 | 0.10 | 0.25 |
C250L0 | 0.12 | 0.05 | 0.50 | 0.040 | 0.030 | 0.10 | 0.25 | |
C350 |
0.20
|
0.25 |
1.60
|
0.040 | 0.030 |
0.10
|
0.39
|
|
C350L0 |
0.20
|
0.25 |
1.60
|
0.040 | 0.030 |
0.10
|
0.39
|
|
C450 | 0.20 | 0.45 | 1.60 | 0.040 | 0.030 | 0.35 | 0.39 | |
C450L0 | 0.20 | 0.45 | 1.60 | 0.040 | 0.030 | 0.35 | 0.39 |
Standard Name |
Steel Grade
|
Yield Strength(N/mm2(min))
|
Tensile Strength((N/mm2)
Min or Min/Max) |
Elongation Min.(%)
|
||
T<3mm | 3mm<T<40mm | SHS or RHS | CHS | |||
AS/NZS 1163 |
C250
|
250
|
320
|
18
|
22 | |
C250L0 | 250 | 320 | 18 | 22 | ||
C350 | 350 | 430 | 16 | 20 | ||
C350L0 | 350 | 430 | 16 | 20 | ||
C450 | 450 | 500 | 14 | 16 | ||
C450L0
|
450
|
500
|
14
|
16 |
Characteristics
|
Tolerances
|
External dimensions
|
±1%, with minimum of 0.5mm
|
Thickness (t)
|
±10%
|
Concavity / Convexity
|
Max. 0.8% or 0.5mm.
|
Squareness of sides | 90°±1° |
External corner profile | (Equivalent to 50x50 or less) 1.5t to 3.0t (Equivalent to greater than 50x50) 1.8t to 3.0t |
Twist | 2mm+0.5mm/m in length |
Straightness | 0.15% of total length |
Mass per unit length | Not less than 0.96 times the specified mass on individual lengths |
Length Mill (or 'unspecified') length | 0, +100mm |
Precision length | |
L<6,000mm | 0, +5mm |
6,000mm≤L≤10,000mm | 0, +15mm |
10,000mm<L | 0, +5mm+1mm/m |
8 factories, 103 production lines, 80 patented technologies, China's top 500 private enterprises and China's top 500 manufacturing industries, with an annual output of 10 million tons and a perennial spot supply of 200000 tons. China's largest steel hollow section manufacturer.
YuantaiDerun's main products include square steel pipe, rectangular steel pipe, hot-dip galvanized steel pipe, ERW steel pipe, large-diameter thick wall square rectangular pipe, LSAW steel pipe, spiral steel pipe, ZAM coating steel pipe, ZAM steel coil and PV support.
Pre Galvanized AS/NZS 1163 Circular Hollow Section
Hot Dip Galvanized AS/NZS 1163 Circular Hollow Section
ZAM Coating AS/NZS 1163 Circular Hollow Section
ZAM Coating AS/NZS 1163 Square Hollow Section
Hot Dip Galvanized AS/NZS 1163 Rectangular Hollow Section
Pre Galvanized AS/NZS 1163 Square Hollow Section
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