High Pressure Boiler Seamless Steel Tube Multi Rifled Od 5 - 420 Mm Gb/t 20409

Basic Information
Place of Origin: Zhejiang China
Brand Name: Torich
Certification: ISO
Model Number: GB/T 20409
Minimum Order Quantity: 5 Ton
Price: negotiable
Packaging Details: in bundles with strong steel strips, seaworthy packing
Delivery Time: 5-8 weeks
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 10000 Ton per year
Detail Information
Thickness: 0.5 - 50 Mm Outer Diameter: 5 - 420 Mm
Application: Boiler Pipe Surface Treatment: Oiled
End Protector: Reqeust Alloy Or Not: Non-alloy
High Light:

precision stainless steel tubing


seamless carbon steel tube

Product Description

GB/T 20409 Multi-rifled Seamless Steel Tubes For High-Pressure Boiler



Size range : O.D 5-420 mm

W.T 0.5-50mm

L max12000mm




Steel Grade C Mn Si Cr Mo S P
20G 0.17-0.23 0.35-0.65 0.17-0.37 - - ≤0.020 ≤0.025
SA-210 A1 ≤0.27 ≤0.93 ≥0.10 - - ≤0.035 ≤0.035
SA-210 C ≤0.35 0.29-1.06 ≥0.10 - - ≤0.035 ≤0.035
SA-213 T2 0.10-0.20 0.30-0.61 0.10-0.30 0.58-0.81 0.44-0.65 ≤0.025 ≤0.025
SA-213 T12 0.05-0.15 0.30-0.61 ≤0.50 0.80-1.25 0.44-0.65 ≤0.025 ≤0.025
12CrMoG 0.08-0.15 0.40-0.70 0.17-0.37 0.40-0.70 0.40-0.55 ≤0.020 ≤0.025
15CrMoG 0.12-0.18 0.40-0.70 0.17-0.37 0.80-1.10 0.40-0.55 ≤0.020 ≤0.025






Steel Grade Rm/Mpa ReL/Mpa A Akv/J
N/mm² N/mm² %  
20G 415-550 245 24 35
SA-210 A1 ≥415 255 30 -
SA-210 C ≥485 275 30 -
SA-213 T2 ≥415 205 30 -
SA-213 T12 ≥415 220 30 -
12CrMoG 410-560 203 21 35
15CrMoG 440-640 235 21 35

















What products we do?

------- Invent and produce various Precision Steel Pipes


Our steel pipes cover the following ranges:
Seamless Precision Steel Pipes
Welded Precision Steel Pipes, with DOM production
Seamless Heat Exchanger Steel Pipe
Seamless Boiler Steel Pipes
Seamless Structural Steel Pipes
Seamless Mechanical Steel Pipes
Seamless Alloy Steel Tubes & Pipes
Seamless Stainless Steel tubes
Welded Stainless Steel Tubes
Seamless Stainless Steel Tubes & Pipes
Welded Stainless Steel Tubes & Pipes
Seamless Carbon Steel Tubes & Pipes
Nickel Alloy Steel Tubes & Pipes



Products Application:

Oil Cylinders
Air Cylinder,
Automotive Cylinder Liners
Boilers, Pressure Vessels
Shell & Heat Exchangers
Jack Lifting
Telescopic Systems
Pneumatic Cylinders
Agricultural Machineries




Who We are ?

-------A professional steel pipes materials inventor, manufacturer and solution provider

Torich International Co.,Ltd is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes,DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997, with the name of Haiyan Sanxin Steel Pipe Co., Ltd. The factories’ technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability.




What is your Guarantee?
1.SO9001:2008 and TS16949 certification, SGS, BV, TUV or other third party inspection is available.
2.High quality with competitive price.
3.Advanced technology, experienced engineer, ISO quality system for quality assurance and traceability.

Do you have agent or distributor in our country?
1.We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.

How is your production capability?
1.2000 tons monthly production capacity, 5000 tons monthly trading capability
2.Prompt and Timely shipment

How to get the sample?
1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.

What is your Payment Term?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation

Who are your customers?
1.Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc

How long will you react on our requirement?
1.Your requirement would be treated within 24 hours on weekdays. Quotations would be sent upon technical details confirmed by customer!

Any more questions about your doubts, please feel free to send us your emails or call!



Contact Details
Nancy Niu

Phone Number : +8618067578633

WhatsApp : +8613736164628