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50mm Wall thickness Carbon Steel Tubes for General Structural Purposes

Name: 50mm Wall thickness Carbon Steel Tubes for General Structural Purposes
Brand: TORICH
Price: 1 USD

Wholesale 50mm Wall thickness Carbon Steel Tubes for General Structural Purposes from china suppliers

Brand Name : TORICH

Model Number : JIS G 3444

Certification : ISO 9001 ISO14001 TS 16949 TUV DNV

Place of Origin : China

MOQ : 5TONS

Price : negotiation

Supply Ability : 5,000tons per year

Delivery Time : 30-60days after received your payment

Packaging Details : oil antirust protection in hexagonal bundles

Product Name : JIS G 3444 Carbon Steel Tubes for general structural purposes

Material : Carbon Steel

Steel grade : STK290，STK400 STK500 STK490 STK540

Diameter : 5-420mm

Wall thickness : 0.5-50mm

Application : For general structural purposes

Tube manufacture method : Seamless, arc welded，electric resistance welded

Relevant standard : KS D 3566 ASTM A500，A252， A501， BS 6323

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JIS G 3444 STK290,STK400 STK500 STK490 STK540 Carbon Steel Tubes for General Structural Purposes

JIS G 3444 Carbon Steel Tubes for general structural purposes
Standard :JIS G 3444
Size range:OD 5-420mm * WT 0.5-50mm *12000mm max

Application:for general structural purposes

Steel Grade:STK290,STK400 STK500 STK490 STK540 or per customer's request.
Relevant standard :KS D 3566 ASTM A500,A252, A501, BS 6323

Tube manufacture method:
1. Seamless
2. butt-welded
3. Automatic arc welded
4. electric resistance welded

Finishing method:Hot finished,cold finished,As electric resistance welded

NOTE:Heat treatment: If necessary,appropriate heat treatment may be applied to the tube.

CHEMICAL COMPOSITION % max
Steel grade	C	Si	Mn	P	S
STK290	-	-	-	0.05	0.05
STK400	0.25	-	-	0.04	0.04
STK490	0.18	0.55	1.65	0.035	0.035
STK500	0.24	0.35	0.30-1.30	0.04	0.04
STK540	0.23	0.55	1.50	0.04	0.04
Notes:1. if necessary,alloying elements other than specified in the above table may be added 2.For the tube of grade STK 540 exceeding 12.5mm in wall thickness,the chemical composition may be agreed upon by the purchaser and manufacturer.

MECHANICAL PROPERTIES min
Steel grade	Tensile strength Mpa	Yield point or proof stress Mpa	Tensile strength in weld zone Mpa	Flattening	Bendability
	Tensile strength Mpa	Yield point or proof stress Mpa	Tensile strength in weld zone Mpa	Distance between plates(H)	Bend angle	Inside radius
	Applied outside diameter
	All outside diameter	All outside diameter	All outside diameter	All outside diameter	50mm max
STK290	290	-	290	2/3D	90°	6D
STK400	400	235	400	2/3D	90°	6D
STK490	490	315	490	7/8D	90°	6D
STK500	500	355	500	7/8D	90°	6D
STK540	540	390	540	7/8D	90°	6D

Note 1 D of this table is the outside diameter of the tubes.
Note 2 Standard of bend angle be the start point of bending

50mm Wall thickness Carbon Steel Tubes for General Structural Purposes

Product Tags:

structural steel tubing

cold formed steel tube

50mm Wall thickness Carbon Steel Tubes for General Structural Purposes Images

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