2019 China New Design Alloy Steel Pipe Thickness -  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe

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2019 China New Design Alloy Steel Pipe Thickness -  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

Grade Chemical Component/%
C Si Mn Nb RE Cr Ni Cu Mo p S
20 0. 17 一0. 23 0.17 一0. 37 0. 35一0.65 <0. 25 <0. 25 <0. 20 <0. 035 <0. 035
35 0. 32一0. 39 0.17—0. 37 0. 50一0.8 <0. 25 <0.25 <0. 20 <0. 035 <0. 035
45 0. 42一0. 50 0.17 一0. 37 0.50 一0.8 <0. 25 WO. 25 WO. 20 <0.035 <0.035
27SiMn 0. 24一0. 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 一0. 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
Rm/MPa
Yield
MPa
Elong after fracture
A/%
Reduction of area
Z/%
Shork absorption energy (KV2)/J
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


eamless steel tubes for normal 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 


GB9948-2006-Seamless-Steel-Pipe-For-Petroleum-Cracking


GB9948-2006


API-5L-oil-casing-and-tubing-oil (1)


 GB6479-2013


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


 GB/T 17396-2009


Product detail pictures:

2019 China New Design Alloy Steel Pipe Thickness -
  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe detail pictures

2019 China New Design Alloy Steel Pipe Thickness -
  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe detail pictures

2019 China New Design Alloy Steel Pipe Thickness -
  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe detail pictures


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Persisting in "High quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with consumers from equally overseas and domestically and get new and old clients' large comments for 2019 China New Design Alloy Steel Pipe Thickness -  Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe , The product will supply to all over the world, such as: South Korea , Colombia , Bolivia , The president and all the company members would like to provide qualified goods and services for customers and sincerely welcome and cooperate with all native and foreign customers for a bright future.
  • The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Sara from Myanmar - 2018.12.10 19:03
    Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!
    5 Stars By Sahid Ruvalcaba from Borussia Dortmund - 2017.08.21 14:13
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