Factory Cheap Hot Thick Wall Seamless -  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe

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Factory Cheap Hot Thick Wall Seamless -  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe Detail:

Overview

Application

Seamless steel pipe for coal mine is mainly used to manufacture seamless pipe for hydraulic prop in coal mine.

Main Grade

Grade of high-quality carbon structural steel: 20#、35#

Chemical Component

  C Si Mn Nb RE Cr Ni Cu Mo P S
20 0.17-0.23 0.17-0.37 0.35-0.65 <0. 25 <0. 25 <0. 20 <0. 035 <0. 035
35 0.32-0.39 0.17—0. 37 0. 50一0.8 <0. 25 <0. 25 <0. 20 <0. 035 <0. 035
45 0.42-0.50 0.17 一0. 37 0.50 一0.8 <0. 25 WO. 25 WO. 20 <0. 035 <0. 035
27SiMn 0.24-0.32 1.10 一1.4 1.10 一1.4 W0. 30 <0.30 <0. 20 <0.15 <0. 035 <0. 035
30MnNbREa 0.27-0.36 0. 20一0. 60 1.20 一1. 60 0.020一0. 050 0. 02一0. 04 <0.30 <0.30 <0. 20 <0.15 <0. 035 <0. 035
a The content of re is calculated as 0.02% ~ 0.04% added to the molten steel.

Mechanical Property

Mechanical Property
Grade Tensile strength Yield Elong after fracture Reduction of area Shork absorption energy (KV2)/J
Rm/MPa MPa A/% Z/%
  Steel tube wall thickness/mm    
  <16 >16 〜30 >30    
no more less
20 410 245 235 225 20  
35 510 305 295 285 17
45 590 335 325 315 14
27SiMn 980 835 12 40 39
30MnNbRE 850 720 13 45 48

Test Requirement

In addition to ensuring the chemical composition and mechanical properties, the steel pipe directly rolled with ingot shall be subject to low power inspection.

Supply Ability

Supply Ability: 2000 Tons Per Month Per Grade of   Seamless steel tubes for coal mining.

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


Seamless steel pipe for structure


 GB/T8162-2008


Seamless carbon steel and alloy mechanical tubes


ASTM_A519-2006


Hot finished structural hollow sections of non-alloy and fine grain steels


 BS EN 10210-1-2006


Seamless, welded and hot-dip galvanized pipe


 ASTM A53A53M-2012 


15crmo


GB9948-2006


 Seamlless steel tubes 


 GB6479-2013


High-quality-34Mn2v-35CrMo-carbon-Seamless-Steel


 GB/T 17396-2009


Product detail pictures:

Factory Cheap Hot Thick Wall Seamless -
  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe detail pictures

Factory Cheap Hot Thick Wall Seamless -
  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe detail pictures

Factory Cheap Hot Thick Wall Seamless -
  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe detail pictures


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We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of Factory Cheap Hot Thick Wall Seamless -  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe , The product will supply to all over the world, such as: Georgia , Morocco , Greek , Welcome any of your inquiries and concerns for our products. We look forward to establishing a long-term business relationship with you in the near future. Contact us today. We are the first business partner for you!
  • Managers are visionary, they have the idea of "mutual benefits, continuous improvement and innovation", we have a pleasant conversation and Cooperation.
    5 Stars By tobin from Tanzania - 2018.06.30 17:29
    In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
    5 Stars By olivier musset from Brunei - 2017.11.29 11:09
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