STK400 Galvanized Square Tube
Product Description
Galvanized square pipe is a hollow square section steel pipe with a square cross-section shape and size made of hot-rolled or cold-rolled galvanized strip or galvanized coil as a blank, cold-bending, and then high-frequency welding. , or a galvanized square and rectangular tube made by hot-dip galvanizing of the cold-formed hollow steel pipe made in advance.
Product NameGalvanized square pipe
SpecificationsSquare pipe: 12*12mm~500*500mm

Thickness: 1.2mm~20mm

Length: 2.0m~12m
Tolerance±0.3%
Steel GradeQ195 = S195 / A53 Grade A

Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2

Q355 = S355JR / A500 Grade B Grade C
StandardEN10219, EN10210

GB/T 6728

JIS G3466

ASTM A500, A36
Surface Treatment1. Galvanized2. PVC,Black and color painting3. Transparent oil,anti-rust oil4. According to clients requirement
Pipe EndsPlain ends,Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc.
UsageConstruction / building materials steel pipe

Structure steel pipe

Solar structure component steel pipe

Fence post steel pipe

Greenhouse frame steel pipe
Sales30000 tons per month
CertificatesISO,SGS.BV,CE
MOQ1 ton
Delivery TimeUsually within 15-20 days after receipt of advance payment
PackingEach Tube packed by plastic bag individully then bundle or customized
Trade termsFOB, CFR, CIF, EXW, FCA
Payment30%TT for deposit, 70% balance before shipment 
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