Home > Products > Seamless Alloy Steel Tubes > Seamless Boiler and Heat Exchanger Alloy Tube

Contact Supplier

Mr. Richard SHEN

Leave a message

Contact Now

Seamless Boiler and Heat Exchanger Alloy Tube

Get Latest Price

Payment Type:

L/C,T/T

Incoterm:

FOB

Min. Order:

5 Ton

Transportation:

Ocean

Contact Now

 Chat Now

Product Description

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery

< >

Overview

Product Attributes

Model No.: JIS G3462 STBA 12 STBA 13 STBA 20 STBA 22 STBA23 STBA 24 STBA 25 STBA 26 Etc

Brand: Torich

Supply Ability & Additional Information

Packaging: oil antirust in hexagonal bundles or in carbons or woodenboxes

Productivity: 6000Ton/Year

Transportation: Ocean

Place of Origin: China

Supply Ability: 6000Ton/Year

Certificate: ISO 9001 ISO14001 TS 16949 ABS

Payment Type: L/C,T/T

Incoterm: FOB

Packaging & Delivery

Selling Units:: Ton

Package Type:: oil antirust in hexagonal bundles or in carbons or woodenboxes

Details of Seamless Alloy Steel Pipe :

Material:	Alloy Steel	Steel Grade:	STBA 12 STBA 13 STBA 20 STBA 22 STBA23 STBA 24 STBA 25 STBA 26 Etc
Produce Method:	Electric Resistant Welding And Seamless	Heat Treatment:	Annealing, Isothermal Annealing, Full Annealing Etc
Standard:	JIS G3462	Application:	For Boiler And Heat Exchanger
Relevant Standard:	KS D 3572 ASTM A 161 A209 A213 A199 DIN 17175 BS 3059

JIS G 3462 STBA 12 STBA 13 STBA 20 STBA 22 STBA23 STBA 24 STBA 25 STBA 26 Alloy Steel Boiler and Heat Exchanger

China Seamless Alloy Steel Tubes manufacturer, choose the high quality Seamless Alloy Steel Pipe, Precision Engineering Pipe, Ferritic Alloy Steel Pipe, Nickel Alloy Steel Tube

JIS G 3462 Alloy steel boiler and heat exchanger

Standard for Seamless Alloy Steel Pipe :JIS G 3462

Wall thickness 0.5-50mm Diameter 5-420mm Length Upon request

Application of Seamless Alloy Steel Pipe: for boiler and heat exchanger

Seamless Alloy Steel Pipe Produce method:

STBA 12,STBA13,STBA20,,STBA 22 :electric resistant welding

STBA 25 STBA 26 :Seamless

Heat treatment of Seamless Alloy Steel Pipe:

STBA 12,STBA13:Low temperature annealing,

isothermal annealing, full annealing,

normalizing followed by tempering.

STBA 20 STBA22: Low temperature annealing,

isothermal annealing, full annealing,

normalizing followed by tempering.

STBA 23 STBA 24 STBA 25 STBA 26:Isothermal annealing,

full annealing followed by tempering.

CHEMICAL COMPOSITION % max
Steel grade	C	Si	Mn	P	S	Cr	Mo
STBA 12	0.10-0.20	0.10-0.50	0.30-0.80	0.035	0.035	-	0.45-0.65
STBA 13	0.15-0.25	0.10-0.50	0.30-0.80	0.035	0.035	-	0.45-0.65
STBA 20	0.10-0.20	0.10-0.50	0.30-0.60	0.035	0.035	0.50-0.80	0.45-0.65
STBA 22	0.15	0.5	0.30-0.60	0.035	0.035	0.80-1.25	0.45-0.65
STBA 23	0.15	0.50-1.00	0.30-0.60	0.035	0.030	1.00-1.50	0.45-0.65
STBA 24	0.15	0.5	0.30-0.60	0.035	0.030	1.90-2.60	0.87-1.13
STBA 25	0.15	0.5	0.30-0.60	0.035	0.030	4.00-6.00	0.45-0.65
STBA 26	0.15	0.25-1.00	0.30-0.60	0.035	0.030	8.00-10.00	0.9-1.10

MECHANICAL PROPERTIES min
Steel Grade	Tensile Strength Mpa	Yeild point or proof stress Mpa	Elongation %
Steel Grade	Tensile Strength Mpa	Yeild point or proof stress Mpa	OD 20mm and over	OD 10mm or over to and excl. 20mm	OD up to 10mm
STBA 12	380	205	30	25	22
STBA 13	410	205	30	25	22
STBA 20	410	205	30	25	22
STBA 22	410	205	30	25	22
STBA 23	410	205	30	25	22
STBA 24	410	205	30	25	22
STBA 25	410	205	30	25	22
STBA 26	410	205	30	25	22

Hardness
Steel Grade	Rockwell hardness HRB(Mean value of three points)
STBA 12	80max
STBA 13	81max
STBA 20	85max
STBA 22	85max
STBA 23	85max
STBA 24	85max
STBA 25	85max
STBA 26	89max