Gb/t14291 Welded Carbon Steel Pipe Q235a Q295b Q345a For Ore Pulp Transportation

Basic Information
Place of Origin: ZHEJIANG, CHINA
Brand Name: TORICH
Certification: ISO9001, ISO14001, TS16949
Model Number: GB/T14291
Minimum Order Quantity: 5Tons
Price: USD500-1200/ton
Packaging Details: Welded Steel Pipes packed in wooden boxes or hexagonal bundles in seaworthy packing.
Delivery Time: 30-45work days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 20000Tons per Year
Detail Information
Keyword: Welded Steel Pipe Standard: GB/T14291
Material: Q235, Q345, Q195, Q215 Shape: Round
Surface: Normalized OD: 5-600mm
WT: 0.5-50mm Technique: EFW
Usage: Ore Pulp Transportation MTC: En10204.3.2B
High Light:

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Product Description

TORICH GB/T14291 Q235A Q295B Q345A Welded Steel Pipes for ore pulp transportation

Product Description:

Standard: GB/T14291

OD: 5-600mm

WT: 0.5-50mm

Length: 1-12mm or according to customers' actual application and production.

Application:for ore pulp transportation

Steel Grade:Q235A Q235B Q295A Q345B Q295B Q345A

Technology:High frequency straight seam welding(HFW)


1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.


100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current te
st and ultrosonic test to eliminate longitudinal and transversal defects.



Mechanical Property


Tensile strength


Lower yield strength


Elongation A%

Not less than

D≤168.3 D>168.3
Q235A,Q235B 375 235 15 20
Q295A,Q295B 390 295 13 18
Q345A,Q345B 470 345 13 18
Note : Tensile test arbitration time is based on longitudinal sample.


Allowable deviation of outer diameter and wall thickness

Nominal outside diameter D Allowable deviation of outer diameter Permissible deviation of wall thickness
D≤48.3 ±0.50 ±10%S
48.3 ±1%D
D>273 ±0.75%D

Product Pictures:



Company Introduction:

TorichInternational Co.,Ltd is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes.

Our main products: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 Tube.

Our factory was established since 1997, with the name of Haiyan SanxinSteel Pipe Co., Ltd. The factories` technicians are of great engineering experience in steel pipe industry for more than 20 years, who are in great command of production technology for Cold Drawing and Cold Rolling, as well as heat treatment and inspection. So we have strong technician team and manufacturing capability.



Q: Are you trading company or manufacturer ?

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

Q: How long is your delivery time?

A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but you need to 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

TORICH GB/T14291 Q235A Q295B Q345A Welded Steel Pipes for ore pulp transportation

Contact Details
Jasmine Zhang

Phone Number : +8618067598028

WhatsApp : +8613736164628