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STB35 STB42 STB52 JIS G3461 Carbon Steel Boiler Heat Exchanger Tube

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STB35 STB42 STB52 JIS G3461 Carbon Steel Boiler Heat Exchanger Tube

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Brand Name :	TORICH
Model Number :	JIS G3461
Price :	USD900-1200/ton
Payment Terms :	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Delivery Time :	35-45days

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Product Details
Company Profile

STB35 STB42 STB52 JIS G3461 Carbon Steel Boiler Heat Exchanger Tube

JIS G3461 Carbon Steel Tubes for Boiler and Heat Exchanger

Type: Seamless and welded carbon steel pipes

Application: For boiler pipe, smoke pipe, heat-exchanger and chemical industry

Technique: Cold-finished, hot-finished, ERW

Chemical Composition:

Grade	Process	Chemical Composition (%)
Grade	Process	C	Si	Mn	P	S	Ni	Cr	Mo	Others
STB35	S, E	0.18Max	0.35Max	0.30~0.60	0.035Max	0.035Max	-	-	-	-
STB42	S, E	0.32Max	0.35Max	0.30~0.60	0.035Max	0.035Max	-	-	-	-
STB52	S, E	0.25Max	0.35Max	1.00~1.50	0.035Max	0.035Max	-	-	-	-

Mechanical Properties:

Symbol of class	Tensile strength N/mm2 {kgf/mm2}	Yield point or proof stress N/mm2 {kgf/mm2}	Elongation %
			Outside diameter 20mm or over	Outside diameter 10mm or over to and excl. 10mm	Outside diameter under 10mm
			No. 11 test piece No. 12 test piece	No. 11 test piece	No. 11 test piece
STB340 STB410 STB510	340{35}min. 410{42} min. 510{52} min.	175{18} min. 255{26} min. 295{30} min.	35 min. 25 min. 25 min.	30 min. 20 min. 20 min.	27 min. 17 min. 17 min.

Manufacture Method:

Symbol of class	Heat treatment
Symbol of class	Hot finished seamless steel tube	Cold finished seamless steel tube	Electric resistance welded steel tube other than hot finished or cold finished steel tube	Finished electric resistance welded steel tube	Fold finished electric resistance welded steel tube
STB 340	As manufactured, as required, low temperature annealing or normalizing may be performed.	Low temperature annealing, normalizing or full annealing.	Normalizing	As manufactured. However, as required, low temperature annealing or normalizing may be performed.	Normalizing
STB 410	As manufactured. However, as required, low temperature annealing or normalizing may be performed.	Low temperature annealing, normalizing or full annealing.	Normalizing	Low temperature annealing
STB 510	Normalizing

Product Pictures:

STB35 STB42 STB52 JIS G3461 Carbon Steel Boiler Heat Exchanger Tube

Company Introduction:

Packaging and Delivery:

FAQ:

Q: Are you trading company or manufacturer?

A: We are a professional steel pipes materials manufacturer.

Q: How long is your delivery time?

A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.

Q: Do you provide free sampleas?

A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.

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