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 Seamlless steel tubes for high-pressure  chemical fertilizer processing equipments-GB6479-2013

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.


Product Detail

FAQ

Product Tags

Overview

Standard:  GB6479-2013

Grade Group: 1020Q345B、12CrMo12Cr5Mo,Etc

Section Shape: Round

Place Of Origin: China

Thickness: 1 - 100 Mm

Length: Fixed Length Or Random Length

Certification: ISO9001:2008

Alloy Or Not: Alloy

 

Heat Treatment: Annealing/normalizing/Tempering

Outer Diameter(Round): 10 - 1000 Mm

Application: Chemical equipment

Surface Treatment: As Customer's Requirement

Technique: Hot Rolled/Cold drawn

Special Pipe: Thick Wall Pipe

Usage: Chemical equipment

Test:UT/ECT

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
MPa
Yield
MPa
Elong after fracture A/% Reduction of area
Z/%
Shork absorption energy
(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
20 410〜550 245 235 225 24 22 0 40 27
Q345B 490〜670 345 335 325 21 19 20 40 27
Q345C 490〜670 345 335 325 21 19 0 40 27
Q345D 490〜670 345 335 325 21 19 -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 20 40 27
12Cr2Moa 450〜60。 280 20 18 20 40 27
12Cr5Mo 390〜590 195 185 175 22 20 20 40 27
lOMoWVNb 470〜670 295 285 275 19 17 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


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