Find High Pressure Boiler Pipes, Seamless Steel Pipes, GB5310 Steel Pipes on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.
Home > Products > Vertical Steam Boiler > GB5310 High Pressure Seamless Steel Boiler Pipes
The Latest Product Alerts Send Me
GB5310 High Pressure Seamless Steel Boiler Pipes
  • GB5310 High Pressure Seamless Steel Boiler Pipes
  • GB5310 High Pressure Seamless Steel Boiler Pipes
  • GB5310 High Pressure Seamless Steel Boiler Pipes
  • GB5310 High Pressure Seamless Steel Boiler Pipes
  • GB5310 High Pressure Seamless Steel Boiler Pipes
Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Terms of Trade: FOB,CFR,CIF,FCA,CPT
Min. Order: 5 Ton
Delivery Time: 30 Days
Packaging: In Hexagonal Bundles, wth anti-rust oil protection, with seaworthy packing
Productivity: 2500ton/year
Transportation: Ocean,Land,Air
Place of Origin: China
Supply Ability: 60000ton/year
Certificate: ISO9001,TSI16949
HS Code: 7304391000/7304319000
Port: Shanghai,Ningbo,Tianjin
Basic Info

Model No.: GB5310

Product Description

GB5310 20G 20MnG 20MoG High Pressure Seamless Steel Boiler Pipes

A leading manufacturer of Seamless Boiler Steel Tubes in China, offers high quality Steel Heat Exchanger Tubes,Seamless Carbon Boiler Tube,Alloy Steel Boiler Tube

Standard:Seamless Steel Tubes and Pipes for High Pressure Boiler

Steel Grade/Steel Material/Steel Number:

Grade Chemical Analysis %
C Si Mn Cr Mo V P S
20G 0.07- 0.23 0.17- 0.37 0.35- 0.65 - - - ≤0.025 ≤0.015
20MnG 0.17- 0.23 0.17- 0.37 0.70- 1.00 - - - ≤0.025 ≤0.015
25MnG 0.22- 0.27 0.17- 0.37 0.70- 1.00 - - - ≤0.025 ≤0.015
15MoG 0.12- 0.20 0.17- 0.37 0.40- 0.80 - 0.25- 0.35 - ≤0.025 ≤0.015
20MoG 0.15- 0.25 0.17- 0.37 0.40- 0.80 - 0.44- 0.65 - ≤0.025 ≤0.015
12CrMoG 0.08- 0.15 0.17- 0.37 0.40- 0.70 0.40- 0.70 0.40- 0.55 - ≤0.025 ≤0.015
15CrMoG 0.12- 0.18 0.17- 0.37 0.40- 0.70 0.80- 1.10 0.40- 0.55 - ≤0.025 ≤0.015
12Cr2MoG 0.08- 0.15 ≤0.50 0.40- 0.60 2.00- 2.50 0.90- 1.13 - ≤0.025 ≤0.015

Grade Mechanical Properties %
Rm/Mpa Re/Mpa A% horizontal /vertical
20G 410-550 245 ≥24 ≥22
20MnG 415-560 240 ≥22 ≥20
25MnG 485-640 275 ≥20 ≥18
15MoG 450-600 270 ≥22 ≥20
20MoG 415-665 220 ≥21 ≥19
12CrMoG 410-560 205 ≥21 ≥19
15CrMoG 440-640 295 ≥22 ≥20
12Cr2MoG 450-600 280 ≥21 ≥19

Size Range:

OD: 6-350mm WT:1-35mm Length:4-12m

As customer`s requirement

Production Technique:

Hot rolled

Hot expand

Cold rolled

Cold drawn

Delivery Condition:

Heat Treatment

Grade Heat Treatment System
20G N:880℃-940℃
20MnG N:880℃-940℃
25MnG N:880℃-940℃
15MoG N:880℃-950℃
20MoG N:880℃-950℃
12CrMoG N+Tempering:N:900℃-960℃;Tempering:670℃-730℃
15CrMoG N+Tempering:N:900℃-960℃;Tempering:680℃-730℃

OD≤30mm N+Tempering:N:900℃-960℃;Tempering:700℃-750℃

OD>30mm Quenching +Tempering: Quenching≥900℃;Tempering:700℃-750℃



For High Pressure Steam Boilers,Pipeline

Torich International Co.,Ltd--The Steel Tube Maker

  Who We are ?
-------A professional steel pipes materials inventor, manufacturer and solution provider Torich Interational 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 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

Size range is:
O.D. 4-350mm, W.T. 0.5-30mm,

according to customer`s requirement and agreement

Steel Grade:
Carbon Steel Grade:

ST35.8, ST37.0, ST44, ST52; E155, E195, E215, E235, E275, E355; 195GH, P235GH, P265GH, P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2; SAE1010, SAE1020, SAE1026, SAE1035, SAE1045;

Carbon steel tube:
SA178, A179, A192, A210, SA213, SA214, etc.

Alloy Steel Grade:
T2, T5, T9, T11, T12, T17, T21, T22, T91,T92,
15Mo3,16Mo3, 13CrMo44;
SAE4130, SAE4140, 40Cr, 40Cr4, 10CrMo910, 12CrMo910, 11CrMo910,
25CrMo4, 35CrMo, 35CrMo4, 42CrMo4, 34CrMo4, 20MnV, 20MnV6,20CrMn;

Carbon steel tube:


Nickel Alloy Grade:
N02200/2201, N04400, N06600, N06601, N06625, N06852, N06219, N06690,
N08800/8810/8811, N08825, N08028, N08535, N08904, N08925, N08926, N010276, N06022, etc.

Austenitic/Super Austenitic Stainless Steel Grade:
304/304L, 316/316L, 314, 321, 347H, 316Ti, 316LMod, 317L/N, 310S, 253MA, 330, 904L, S31254, XM-19, etc.

Ferrite/Martensitic Stainless Steel Grade:
TP410, TP405, TP420, TP430, TP430Ti, TP403, TP409, TP444, TP439, TP446, etc.

Duplex/Super Duplex Stainless Steel Grade:

S31803, S32304, S31500, S32550, S32750, S32760, etc.

Corporate Culture:

We focus on Quality First, Quality Traceability, and Quality Stability! We focus on Customer First, People First, and Quality-Oriented! Success: First factory started in 1997, in the name of Haiyan Sanxin Steel Tube Co.,Ltd, now covers 50000 square meters of factory building, with more than 100employees, and over 45 million RBM assets. In 2008, we started the company of Torich International Co.,Ltd for international business and marketing. Welcome partners from all over the world for long term cooperation!

TORICH Target:
To be the No.1 One-Stop Purchase Platform, Preferred Vendor and Comprehensive Supplier for Steel Tubes,Steel Material, Steel Parts,CNC machinine parts, Automotive Parts

TORICH Vision:

  • Sell the Chinese Quality-Products Worldwide.
  • Marketing TORICH to worldwide, make TORICH to be the 1st option and priority for Foreign Cusomters purchasing from China.
  • Make TORICH and TIMELY to be a name and a fame worldwide.
  • Make TORICH and TIMELY to be a Respectable and Reliable company

TORICH Mission:

  • Make Customers to Purchase Easy from China.
  • Marketing Chinese Quality-Products worldwide.
  • Reduce Customers' Purchasing Costs and Risks to purchase from China.
  • Buy Globally, Sell Globally


  • Dependable and Honesty to our partners.
  • Non-Stop Study.
  • Dedicate to the jobe and Love the job.
  • 100% passion.
  • Mutual Respect & Mutual Love.
  • Cooperation & Win-Win.
  • Realize Employee's Value, Serve Every Customer who Trust TORICH.

Company Info
  • Company Name: Torich International Co.,Ltd--The Steel Tube Maker
  • Representative: Richard
  • Product/Service: Seamless Steel Tubes , Precision Steel Tubes , Hydraulic Cylinder Steel Tubes , DOM steel tubes , Stainless Steel Tubes , Special Pipe and Tubes
  • Capital (Million US $): 8.5 Million RMB
  • Year Established: 1997
  • Total Annual Sales Volume (Million US $): US$10 Million - US$50 Million
  • Export Percentage: 31% - 40%
  • Total Annual Purchase Volume (Million US $): US$10 Million - US$50 Million
  • No. of Production Lines: 16
  • No. of R&D Staff: 5 -10 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 30,000-50,000 square meters
  • Factory Location: Daqiao Developing Zone Haiyan,Zhejiang
  • Contact Person: Mr. Richard SHEN
  • Tel: 86-574-88255925
Email to this supplier
Your message must be between 20-8000 characters