Broadcast Tower Construction Project

Broadcast Tower Construction Project

Packaging details: Standard seaworthy package(wooden boxes,cotton ,steel strip and other package)or as buyers' requirement

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Steel

Yield Strength(MPa)

standard

Standard Title

Metallic element

Content

main ingredient Q345

345 for Thickness<=16

GB/T 1591-2008
(ASTM A572/A572M-15 ,EN10025 S355N)

High strength low alloy structural steels

C

≤0.20

Mn

≤1.70

Si

≤0.50

Accessories Q235

235

GB/T 700-2006
(ASTM A283 Gr.B ,EN10025 S235JR)

Carbon structural steels

P

≤0.035

S

≤0.035


Welding

Standard

Standard Title

Pole shafts&multi-sided tubular
Cross arms&all accessories

AWS D1.1/D1.1M:2010

Structural Welding Code-Steel

Welding wire

AWS D1.1/D1.1M:2010

Structural Welding Code-Steel


Hot dip galvanizing

Standard

Steel thickness/mm

Mean coating thickness/μm

Metallic element

Content

Pole shafts,cross arms&bolted on accessories

ASTM A123/A123M-15 AS/NZS 4680

>6

85

Mn

0.25%-0.40%

<3-6

70

1.5-3

55

Cu

<0.15%

<1.5

55

Bolts,nuts&washers

GB/T 5267.3-2008
     (ISO 10684-2004)

_____

≥ 54

P

<0.025%

Foundation bolts

ASTM A153/A153M-09

_____

≥ 54

S

<0.03%


Place of Origin:

Jiangsu, China (Mainland)

Brand name:

MingYuan

Color:

User-defined

Certificate:

ISO9001:2008

Surface Treatment:

Hot Dip Galvanized

Service life:

20 years

Material:

Steel

Spare Parts:

Parts for connection or installation

Height:

6-50m

Packaging details:

Standard seaworthy package(wooden boxes,cotton ,steel strip and other package)or as buyers' requirement




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