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STK400 JISG3444 ERW tubes welded steel pipes

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Payment Type:

T/T

Incoterm:

FOB,CFR,CIF,FCA

Min. Order:

1 Ton

Transportation:

Ocean

Port:

Shanghai,Ningbo

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Product Description

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery

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Overview

Product Attributes

Model No.: JIS G3444

Brand: Huijie

Usage: Special Purpose

Type: Welded

Technique: ERW

Material: STK290,STK400,STK490,STK500,STK540

Surface Treatment: Galvanized

Section Shape: Square

WT Size: 1-10mm

Deliver Condition: Electric Resistance Welded ERW Tubes

Surface: Cold Rolled Surface,galvanized,black

OD Size: 6-219mm

Application: Construction,Mechanical Tubing

Standard: JIS G3444-2010

Supply Ability & Additional Information

Packaging: Bundles Package, Wooden Box

Productivity: 3000 tons/month

Transportation: Ocean

Place of Origin: Zhejiang, China

Supply Ability: 3000 tons/month

Certificate: ISO9001-2008, TS16949

HS Code: 73043190

Port: Shanghai,Ningbo

Payment Type: T/T

Incoterm: FOB,CFR,CIF,FCA

Packaging & Delivery

Selling Units:: Ton

Package Type:: Bundles Package, Wooden Box

STK400 JISG3444 ERW tubes Welded Steel Pipes

Products details:Electric-resistance welded Steel Tubes for construction,mechanical application

for water,coal gas,steam etc low-pressure convey application.

Standard:JIS G3444-2010

Steel Grade:STK290,STK400,STK490,STK500,STK540

Size ranged:OD6-219mm WT:0.8-10mm

Steel pipes shape:Round tubing,Square pipes,Rectangle tubes.

Materials process:Electric Resistance Welded

Raw materials:Cold rolled sheet,Hot rolled sheet

Surface:Black surface,bright surface,Galvanized,hot dipped galvanized steel pipes

Chemical composition

Steel Grade	C %	Si%	Mn %	P %	S %
STK290	/	/	/	Max 0.050	Max 0.050
STK400	Max 0.25	/	/	Max 0.040	Max 0.040
STK490	Max 0.18	Max 0.55	Max 1.65	Max 0.035	Max 0.035
STK500	Max 0.24	Max 0.35	0.30-1.30	Max 0.040	Max 0.040
STK540	Max 0.23	Max 0.35	Max 1.50	Max 0.040	Max 0.040

Mechanical properties:

Steel Grade	Tensile Strength Min kfg/mm2 N/mm2	Yield Strength Min kfg/mm2 N/mm2	Elongation Min %
STK290	290	/	30
STK400	400	235	23
STK490	490	315	23
STK500	500	355	15
STK540	540	390	20