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  • Supply Mechanical Structural Tube/Boiler Tube/Steel Tube/Steel Pipe
  • Supply Mechanical Structural Tube/Boiler Tube/Steel Tube/Steel Pipe
  • Supply Mechanical Structural Tube/Boiler Tube/Steel Tube/Steel Pipe

Short Description:

Seamless steel pipe for high pressure fertilizer equipment is a high quality carbon structural steel

 and alloy steel seamless steel pipe suitable for chemical equipment and pipeline.

This  kind of steel pipe in GB6479-2013 standard.


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Product Detail

Q345

Product Tags

The company keeps to the operation concept “scientific management, high quality and efficiency primacy, customer supreme for Supply Mechanical Structural Tube/Boiler Tube/Steel Tube/Steel Pipe, We welcome new and old shoppers from all walks of existence to get hold of us for long term business enterprise interactions and mutual achievement!
The company keeps to the operation concept “scientific management, high quality and efficiency primacy, customer supreme for China Steel Pipe and Carbon Seamless Steel Pipe, We provide good quality but unbeatable low price and the best service. Welcome to post your samples and color ring to us .We will produce the goods according to your request. If you are interested in any products we offer, please feel free to contact us directly by mail, fax, telephone or internet. We are here to answer your questions from Monday to Saturday and looking forward to cooperating with you.

Overview

Application

Seamless steel pipe for high pressure fertilizer equipment is a high quality carbon structural steel and alloy steel seamless steel pipe suitable for chemical equipment and pipeline.

Main Grade

Grade of high-quality carbon structural steel: 10#、20#

Chemical Component

Chemical Component/%
NO C Si Mn Cr Mo V W Nb Ni P S
                  no more than
10 0. 07-0. 13 0. 17 -0. 37 0.35 -0. 65 - - - - - - 0.025 0.015
20 0. 17 -0. 23 0.17 -0. 37 0. 35-0.65 - - - - - - 0.025 0.015
Q345Ba 0. 12 -0. 20 0.20-0. 50 1.20-1.70 <0. 30 <0. 10 mis - <0.07 W0. 50 0.025 0.015
Q345C” 0. 12 -0. 20 0.20 -0. 50 1.20 -1. 70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
Q345D” 0. 12 -0. 18 0.20 -0. 50 1. 20~1.70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0. 025 0.015
Q345Ea*b 0. 12 -0. 18 0. 20-0. 50 1. 20 -1.70 W0. 30 <0. 10 <0. 15 - <0.07 <0. 50 0. 025 0.01
12CrMo 0. 08-0. 15 0.17 -0. 37 0. 40-0. 70 0. 40-0. 70 0. 40-0. 55 - - - - 0. 025 0.015
15CrMo 0. 12 -0. 18 0. 17 -0. 37 0. 40-0. 70 0. 80-1. 10 0. 40-0.55 - - - - 0. 025 0. 015
12Cr2Mo 0. 08-0. 15 <0. 50 0. 40-0.6 2.00-2. 50 0. 90-1. 13 - - - - 0.025 0. 015
12Cr5Mo <0. 15 <0.50 <0. 60 4. 00-6.00 0. 40-0. 60 - - - <0. 60 0. 025 0. 015
lOMoWVNb 0. 07-0. 13 0. 50-0.8 0. 50-0.8 - 0. 60-0. 90 0. 30-0. 50 0. 50-0. 90 0. 06-0. 12 - 0.025 0.015
12SiMoVNb 0.08 -0. 14 0.50 -0.8 0. 60-0. 90 - 0. 90-1. 10 0. 30-0. 50 - 0. 04-0.08 - 0.025 0.015
Awhen it is necessary to add fine grain elements, the steel shall contain at least one of Al, Nb, V and Ti. The added fine grain elements shall be indicated in the quality certificate. Ti content shall not be more than 0.20%
BAl content in steel shall not be less than 0.020%, or ala content in steel shall not be less than 0.015%

Mechanical Property

Grade Mechanical Property
Tensile Yield Elong after fracture A/% Reduction of area Shork absorption energy
MPa MPa Z/% （KV2）/J
  Steel tube wall thickness/mm   Test temperature/℃ portrait transver
  W16 >16 — 40 >40 portrait transver  
  not less than not less than
10 335〜490 205 195 185 24 22 一 一 — 一
20 410〜550 245 235 225 24 22 一 0 40 27
Q345B 490〜670 345 335 325 21 19 一 20 40 27
Q345C 490〜670 345 335 325 21 19 一 0 40 27
Q345D 490〜670 345 335 325 21 19 一 -20 40 27
Q345E 490〜670 345 335 325 21 19 — -40 40 27
12CrMo 410~560 205 195 185 21 19 — 20 40 27
15CrMo 440〜640 295 285 275 21 19 一 20 40 27
12Cr2Moa 450〜60。 280 20 18 一 20 40 27
12Cr5Mo 390〜590 195 185 175 22 20 一 20 40 27
lOMoWVNb 470〜670 295 285 275 19 17 一 20 40 27
12SiMoVNb 2470 315 305 295 19 17 50 20 40 27
A 12Cr2Mo pipe，When D<30 mm and SW3 mm，the lower yield strength or specified plastic extension strength can be reduced by 10 MPa.

Test Requirement

In addition to ensuring the chemical composition and mechanical properties, the steel pipe directly rolled by ingot shall be subject to low power inspection, and eddy current inspection or magnetic flux leakage inspection can be used instead of hydraulic test.

Supply Ability

2000 Tons Per Month Per Grade of  Seamless steel tubes for high-pressure

chemical fertilizer processing equipments.

Packaging

In Bundles And In Strong Wooden Box

Delivery

7-14 days if in stock, 30-45 days to produce

Payment

30% depsoit, 70% L/C or B/L copy   or  100% L/C at sight

Product Detail

 mechanical/Chemical&Fertilizer Pipes


 GB/T8162-2008


 ASTM_A519-2006


 BS EN 10210-1-2006


 ASTM A53A53M-2012


 GB9948-2006


GB6479-2013


GB/T 17396-2009

The company keeps to the operation concept “scientific management, high quality and efficiency primacy, customer supreme for Supply Mechanical Structural Tube/Boiler Tube/Steel Tube/Steel Pipe, We welcome new and old shoppers from all walks of existence to get hold of us for long term business enterprise interactions and mutual achievement!
Supply China Steel Pipe and Carbon Seamless Steel Pipe, We provide good quality but unbeatable low price and the best service. Welcome to post your samples and color ring to us .We will produce the goods according to your request. If you are interested in any products we offer, please feel free to contact us directly by mail, fax, telephone or internet. We are here to answer your questions from Monday to Saturday and looking forward to cooperating with you.

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    • Chemical Component

    Chemical Component/%
    NO C Si Mn Cr Mo V W Nb Ni P S
                      No More Than
    Q345Ba 0. 12 -0. 20 0.20-0. 50 1.20-1.70 <0. 30 <0. 10 Mis - <0.07 W0. 50 0.025 0.015
    Q345C” 0. 12 -0. 20 0.20 -0. 50 1.20 -1. 70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
    Q345D” 0. 12 -0. 18 0.20 -0. 50 1. 20~1.70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0. 025 0.015
    Q345Ea*B 0. 12 -0. 18 0. 20-0. 50 1. 20 -1.70 W0. 30 <0. 10 <0. 15 - <0.07 <0. 50 0. 025 0.01
    Awhen It Is Necessary To Add Fine Grain Elements, The Steel Shall Contain At Least One Of Al, Nb, V And Ti. The Added Fine Grain Elements Shall Be Indicated In The Quality Certificate. Ti Content Shall Not Be More Than 0.20%
    BAl Content In Steel Shall Not Be Less Than 0.020%, Or Ala Content In Steel Shall Not Be Less Than 0.015%

    Mechanical Property

    Grade Mechanical Property
    Tensile Yield Elong After Fracture A/% Reduction Of Area Shork Absorption Energy
    MPa MPa Z/% （KV2）/J
      Steel Tube Wall Thickness/Mm   Test Temperature/℃ Portrait Transver
      W16 >16 — 40 >40 Portrait Transver  
      Not Less Than Not Less Than
    Q345B 490〜670 345 335 325 21 19 一 20 40 27
    Q345C 490〜670 345 335 325 21 19 一 0 40 27
    Q345D 490〜670 345 335 325 21 19 一 -20 40 27
    Q345E 490〜670 345 335 325 21 19 — -40 40 27
    A 12Cr2Mo Pipe，When D<30 Mm And SW3 Mm，The Lower Yield Strength Or Specified Plastic Extension Strength Can Be Reduced By 10 MPa.

    Test Requirement

    In Addition To Ensuring The Chemical Composition And Mechanical Properties, The Steel Pipe Directly Rolled By Ingot Shall Be Subject T

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