Factory Cheap Hot Alloy Turbo Pipe - Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe
Factory Cheap Hot Alloy Turbo Pipe - 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:
With our leading technology at the same time as our spirit of innovation,mutual cooperation, benefits and advancement, we will build a prosperous future with each other with your esteemed firm for Factory Cheap Hot Alloy Turbo Pipe - Seamless steel tubes for coal mining- GB/T 17396-2009 – Sanonpipe , The product will supply to all over the world, such as: Algeria, Southampton, Italy, Our expert engineering team will generally be prepared to serve you for consultation and feedback. We're able to also give you with free of charge samples to meet your requirements. Best efforts will likely be produced to provide you the best service and merchandise. When you are keen on our business and items, make sure you speak to us by sending us emails or call us quickly. In an effort to know our merchandise and company extra, you may come to our factory to view it. We'll generally welcome guests from all over the world to our business to create business relations with us. Be sure to feel cost-free to speak to us for small business and we believe we are going to share the best trading experience with all our merchants.
By Nainesh Mehta from Sao Paulo - 2017.03.28 12:22
The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!
By Althea from Bolivia - 2018.06.18 19:26
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