JIN JU FENG

16 Years Manufacturing Experience

News

  • Blast Furnace Taphole Drill Rod

    We are the Blast Furnace Taphole Drill Rod manufacturer,it is our featured product, then we can supply you high quality,competitive price with best service. 1) Our featured size(outdiameter*wallthickness) a.38mm*12mm(1.496″*0.472″) b.34mm*11mm(1.338″*0.433″) c.34mm*12mm(1....
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  • Edit Blast furnace drill pipe

    Blast furnace drill bit and drill pipe production process product introduction Blast furnace open drill pipe is made of high-strength steel. It is suitable for blast furnace open drill pipes for various blast furnace openers. In ironmaking blast furnace production, blast furnace open drill pipes ...
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  • How to construct self-drilling hollow grouting anchor rods

    To understand how to construct self-propelled hollow grouting anchor rods, we must first know its structural characteristics. The self-advancing hollow grouting bolt is mainly composed of a hollow bolt body, a drill bit (all-steel drill bit and alloy drill bit), a centering device, a connecting s...
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  • Edit Technical parameters of common drilling tools

    Drill pipe (1) 2-7/8 “drill pipe 1) ★Outer diameter: 2-7/8 “(73mm); 2) Inner diameter: 2.151″ (54.6mm); 3) ★Drill pipe steel grade: G105; 4)★Processing form: EU; 5) Wall thickness: 9.19mm; 6)★Weight: 10.4ppf 7) Total length (from shoulder to shoulder): 31ft±0.5ft; 8) Material ha...
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  • The futures snails are rising, and the spot keeps up

    Today’s market spot prices are becoming stronger. Kuti quoted Shayongzhong thread at 5,800 yuan/ton and coiled screw at 6,200 yuan/ton; Lianxin Huanghai threaded at 5,700 yuan/ton and coiled screw at 5940 yuan/ton. In early trading, affected by the news that steel mills once again restricte...
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  • General process flow of hot-rolled seamless steel pipe

    The production process of hot-rolled seamless steel pipes includes billet preparation before rolling, pipe billet heating, piercing, rolling, sizing and reduction, steel pipe cooling, steel pipe cutting head and tail, segmentation, straightening, flaw detection, manual inspection, spray marking a...
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  • Liaocheng Jinjufeng Import and Export Trade Co., Ltd. can produce various types of precision steel pipes, alloy pipes, and seamless steel pipes.

    Liaocheng Jinjufeng Import and Export Trade Co., Ltd. can produce various types of precision steel pipes, alloy pipes, and seamless steel pipes.

    Liaocheng Jinjufeng Import and Export Trade Co., Ltd. can produce various types of precision steel pipes, alloy pipes, seamless steel pipes (pipe diameter 25-530mm, wall thickness 3-50mm). Main material: 20Cr, 40Cr, 15CrMo, 20CrMo, 35CrMo, 42CrMo, 16Mn, 12CrolMoV, 10#, 20#, 35#, 45#, etc. The com...
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  • Five years of capacity reduction, steel weight-loss look back

    Five years of capacity reduction, steel weight-loss look back

    Recently, the National Development and Reform Commission and the Ministry of Industry and Information Technology announced that they will organize a nationwide “look back” inspection of steel capacity reduction and reduction of crude steel output in 2021. Earlier, Xiao Yaqing, Ministe...
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  • New version of the implementation measures for capacity replacement in the iron and steel industry will be introduced

    New version of the implementation measures for capacity replacement in the iron and steel industry will be introduced

    The reporter of “Economic Information Daily” learned that the new version of “Implementation Measures for Capacity Replacement in the Iron and Steel Industry” has completed the stages of soliciting opinions and revisions, and is currently following the final process. This ...
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  • How much can the steel sector rise Make an analysis from the inner logic

    How much can the steel sector rise Make an analysis from the inner logic

    The stock market has been in a general downturn recently, but the steel sector has thrived, becoming the only sector in the procyclical sector that continues to rise. Shenwan’s first quarter increase in the steel sector is the iron man, and he has become a veritable Iron Man. First analyze ...
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