JIS G3461 Stba 13 Seamless Steel Tubes for Boilers with Water Wall Tubes Passing Through Heat Pipes

• After-sales Service: Yes
• Warranty: Yes
• Type: Seamless
• Technique: Hot Rolled
• Material: Alloy Steel
• Surface Treatment: Black
• Model NO.: JIS G3461 STBA 13
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Mining
• Section Shape: Round
• Delivery Time: 15-21days
• Sample: Free Provide
• Product Name: JIS G3461 Stba 13 Seamless Steel Tube
• Product Type: Seamless Steel Tube
• MOQ: 1 Ton
• Wall Thickness: 1mm----600mm
• Transport Package: Standard Export Packing
• Specification: 10mm-600mm
• Trademark: BW
• Origin: China
• HS Code: 730419
• Production Capacity: 50000tons/Month

Product Description

Product Description

Heat treatment:

STBA13:Low temperature annealing, isothermal  annealing, full annealing, normalizing followed by tempering.
 

Chemical composition % of grade   STBA13

C	Si	Mn	P	S	Mo
0.15 - 0.25	0.1 - 0.5	0.3 - 0.8	max   0.035	max   0.035	0.45 - 0.65

Mechanical properties of grade STBA13

Assortment	Yield point or Proof stress	Tensile strength	Elongation	Reduction of area	Charpy impact strength
-	N/mm ^2	N/mm ^2	%	%	J/cm ^2
Tubes	205	410	21-24

Hardness of grade STBA13

-	Brinell HBW / HB	Rockwell C HRC	Rockwell B HRBS / HRB	Vickers HV
STBA13			81

Compare other grades with grade STBA13

STBA13 standards

JIS G 3462 :   Alloy steel tubes for boiler and heat exchanger   /   Compare steels

Detailed Photos

 

Production process

1. Materials: Take the raw materials out of the raw material warehouse or procurement channels, and conduct inspection and sorting;
2. temperature control: according to the required performance of the product, choose the appropriate temperature, and control it within a certain range;
3. Heating: Use hot blast stove or other heating methods to heat raw materials to the required temperature;
4.annealing: the heated raw materials into the torch box for annealing treatment, in order to improve the mechanical properties of raw materials;
5. Hot rolling: Put the heated raw materials into the hot rolling mill, and process the raw materials through pressure to obtain the required products;
6. cooling: hot rolled products with water or other coolant for cooling, to ensure the stability of the product structure;
7. detection: physical and chemical performance test to determine whether it meets the requirements;
8. Finishing: Organize the products, label them, and prepare them for loading and delivery.

Application

 

Applied to cryogenic pipe, liquid transport pipe

Packaging & Shipping

Our Advantages

Our company was established in 2012, is a comprehensive company integrating industry and trade. The company has successively won the honorary titles of provincial integrity enterprise and municipal excellent enterprise. We are mainly engaged in various metal related products. Such as pipes, pipe fittings, rods, coils, profiles, medium and heavy plates, narrow strips and other types of materials. The warehouse has a variety of products of different specifications and materials, and the capacity is maintained at 30,000-50,000 tons/month. Products are widely used in petroleum, chemical, electric power, coal, machinery, high and low pressure boiler tubes, hydraulic props, ships and other industries. We make full use of the advantages of self-operated export rights and enter the international market. Our customers are located in South Korea, Canada, Iran, Pakistan, Indonesia, Vietnam, South America and other countries, and we have offices in Indonesia and Vietnam. The quality of our products is enjoyed at home and abroad. high reputation. We adhere to the business philosophy of "integrity service, win-win cooperation, customer first", and provide one-stop steel solutions for global customers. Welcome friends from all over the world to visit our company. We are looking forward to establishing business relationships and personal friendships with you.

Certifications

 

FAQ

 

Q:How do you control quality?
A:Mill test certification is supplied with shipment,third party inspection is avaliable.

Q:What are the advantages of your company?
A:We have many professionals,technical personnel,more competitive prices and best after-sales service than other stainless steel companies

Q:How many coutries you already exported?
A:Exported to more than 50 countries mainly from  Arab, Kuwait, Egypt, Turkey, Jordan, Brazil, India, Indonesia, Korea, etc

Q:Can you provide sample?
A:Small sample in store and can provide the sample for free.Customized samples will take about 5-7days.
 
Q:Why should you buy from us not from other suppliers?
A:Diversified products, direct supply from manufacturer.

Q:What is your terms of payment ?
A:we accept T/T ,L/C ,D/A,D/P, Western union, paypal ,The payment method can be negotiated by both parties according to the actual situation.

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