100% Original Steel Pipe Weight - Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe
100% Original Steel Pipe Weight - 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 | 一 | 一 | <0. 25 | <0. 25 | <0. 20 | 一 | <0. 035 | <0. 035 | |
35 | 0. 32一0. 39 | 0.17—0. 37 | 0. 50一0.8 | — | 一 | <0. 25 | <0.25 | <0. 20 | 一 | <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 | 一 | <0.035 | <0.035 | |
27SiMn | 0. 24一0. 32 | 1.10 一1.4 | 1.10 一1.4 | 一 | — | 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
GB/T8162-2008
ASTM_A519-2006
BS EN 10210-1-2006
ASTM A53A53M-2012
GB9948-2006
GB6479-2013
GB/T 17396-2009
Product detail pictures:
Related Product Guide:
We've got a specialist, effectiveness staff to supply high quality service for our shopper. We always follow the tenet of customer-oriented, details-focused for 100% Original Steel Pipe Weight - Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe , The product will supply to all over the world, such as: azerbaijan , Tunisia , Peru , 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.
By James Brown from Angola - 2017.06.19 13:51
Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
By Bella from America - 2018.11.04 10:32
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