JIS G3472 Stam390g Welded ERW Carbon Structure Steel Tube

• After-sales Service: Change/Return
• Warranty: 10 Year, 1 Year
• Type: Welded, Welded
• Technique: Hot Rolled, Hot Rolled
• Material: Carbon Steel, Carbon Steel
• Surface Treatment: Black, Black
• Model NO.: KM1056
• Usage: Pipeline Transport, Machinery Industry
• Section Shape: Round, Round
• After-Sales Service: Change/Return
• Od: 4~102mm.
• Wt: 0.5-10mm
• Manufacturing Standard: JIS G 3472
• Applications: Machinery, Automobiles, Bicycles, Machine Parts
• Delivery Condition: Bk, Bkw, Bks, Nbk, Gbk
• Inspection: Factory in-House, Self-Inspection, Third Party
• Loading Port: China Main Port
• Transport Package: Seaworthy Export Packing
• Specification: ASTM, JIS, DIN
• Trademark: Kingmetal
• Origin: Made in China
• HS Code: 730431
• Production Capacity: 3000tons Per Month

Product Description

JIS G3472 STAM390G Welded ERW Carbon Structure Steel Tube 
 

JIS G3472 specifies the electric resistance welded (ERW) carbon steel tubes used for automobiles

Application: Automobile structural purposes

Grade:JIS G3472 STAM290GA, STAM 290GB, STAM 340G, STAM 390G, STAM 440G, STAM 470G, STAM 500G, STAM 440H, STAM 470H, STAM 500H, STAM 540H ERW automobile structure steel tube

Chemical composition
 

Steel Grade	Composition %
	C	Si	Mn	P	S
STAM 290GA	0.12 max.	0.35 max.	0.60 max.	0.035 max.	0.035 max.
STAM 290GB
STAM 340G	0.20 max.	0.35 max.	0.60 max.	0.035 max.	0.035 max.
STAM 390G	0.25 max.	0.35 max.	0.30~0.90	0.035 max.	0.035 max.
STAM 440G	0.25 max.	0.35 max.	0.30~0.90	0.035 max.	0.035 max.
STAM 440H
STAM 470G	0.25 max.	0.35 max.	0.30~0.90	0.035 max.	0.035 max.
STAM 470H
STAM 500G	0.30 max.	0.35 max.	0.30~1.00	0.035 max.	0.035 max.
STAM 500H
STAM 540H	0.30 max.	0.35 max.	0.30~1.00	0.035 max.	0.035 max.

Outside diameter:15.0mm up to and including127.0mm
Wall thickness:1.0mm up to and including 7.0mm