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  • Foundation Rock Bolt Set

    Foundation Rock Bolt Set

    Rock bolt assemblies are widely applied for WTG foundation system, contraction steel strecuture, pre-stress, post-tension applications. STANDARD: ISO 898-1 ; GB/T 3098-1; associated COMPONENTS: anchor rod, anchor ring assembly, nut, washer, PVC protective pipe, thread protective cap, heat-shrink ...
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  • Bird View of Anyang Longteng factory, with vedios

    Bird View of Anyang Longteng factory, with vedios

            Longteng established in 19th Jan. 2005, with more than 147,890,000 (147 million 890 thousand) registered capital, building area 100,000 square meters, is a diversified developing operational entity, combining research and development, manufacturing, application and expor...
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  • 42CrMo QT replace ASTM A193 B7, round bar, fully threaded bar, stud bolt

    42CrMo QT replace ASTM A193 B7, round bar, fully threaded bar, stud bolt

    ASTM A193 Grade B7/B7M is alloy steel, GB 42CrMo AISI 4040/4142 quenched and tempered.   Chemical composition: C: 0.37 ~0.49; Si: 0.15~0.35; Mn:0.65~1.10; S: ≤0.035; P: ≤0.035; Cr:0.75~1.20; Mo: 0.15~0.25 Thread sizes:  M16~M56 Thread screw: Cold thread Surface Treatment: Oil, Grease, Dacrom...
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  • CPPCC Visit Yulong Group’s New Plant- Anyang Longteng φ114 seamless pipe production line114

    CPPCC Visit Yulong Group’s New Plant- Anyang Longteng φ114 seamless pipe production line114

    On 28th July 2020, representatives of the Chinese people’s political consaltative conference(CPPCC) visited Anyang Longteng φ114 seamless pipe new production line.  Mr. Bob Feng, General Manager of Anyang Longteng Heat Treatment Material Co.,Ltd gave a brif introduction to our visitors.  YU...
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  • District Mayor of Yindu District Visit Anyang Longteng’s New Plant

    District Mayor of Yindu District Visit Anyang Longteng’s New Plant

    On 17th July, 2020, Indu District Mayor Mr. Lei Ming visit our new plant - φ114 seamless pipe hot continuouss rolling production line project. Mr. Lei Ming cares about construction condition, and production line ability.  Mr. Bob Feng, General Manager of Anyang Longteng Heat Treatment Material Co...
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  • Alloy steel round bar and full threaded bar, ISO 898-2 fastener supplier

    Alloy steel round bar and full threaded bar, ISO 898-2 fastener supplier

    PERFORMANCE: WEAR RESISTANCE           ——         Medium TOUGHNESS                        ——         Very High RESISTANCE TO SOFTENING EFFECT OF ELEVATED TEPERATURE ——  Low DEPTH OF HARDENING  ——-     Medium MACHINABILITY               ——-      Medium GRINDABILITY                  ——-       High ...
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  • During Pedemic, JINHU Wind Farm Project was delayed but constructions resumed soon

    During Pedemic, JINHU Wind Farm Project was delayed but constructions resumed soon

      JINHU Wind Farm Project schedule was delayed because of pedemic in 2020, another posponed reason is JINHU Project have 2 kinds wind turbines, so that engineers would have to provide two foundation designs.  However, Anyang Longteng Heat Treatment Material Co.,Ltd, the subcontractor for wi...
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  • MALIANG WIND FARM – ANYANG LONGTENG SUPPLY foundation anchor bolt system

    MALIANG WIND FARM – ANYANG LONGTENG SUPPLY foundation anchor bolt system

    MALIANG WIND FARM 2nd stage were approved by Hubei Province Development and Reform Commission., located in SHAYANG TOWN, JINGMEN CITY, HUBEI PROVINCE,  with aiming capacity 100000 KW,  2.5KW  turbines. ANYANG lONGTENG HEAT TREATMENT MATERIAL CO.,LTD provides M48 grade 8.8 anchor bolt cages for MA...
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  • Magnetic Particle Examination for Anchor Bolt

    Magnetic Particle Examination for Anchor Bolt

    Magnetic particle inspection, also called MPI , or MT is a non-destructive test(NDT) process for detecting surface and shallow subsurface discontinuities in our heat treatment steel round bar materials. In order to improve our produce quantity, our wind turbine foundation system anchor bolt, roof...
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  • High duty Rock Bolt for mining roof support

    High duty Rock Bolt for mining roof support

    Underground Mining Tunnel High Strength Rock Anchor Bolt is a self drilling rock grouting anchor, is a bolting solution for unstable ground conditions such as sand, gravel, silt, and clays, and in soft to medium fractured rock formations. ACCESSORIES: anchor plate/washer, anchor coupler, threaded...
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  • Wind Energy Rag Bolt Assembly Supplier

    Wind Energy Rag Bolt Assembly Supplier

    Rag bolt assemblies are widely applied for WTG foundation system, contraction steel strecuture, pre-stress, post-tension applications. STANDARD: ISO 898-1 ; GB/T 3098-1; associated  COMPONENTS: anchor rod, anchor ring assembly, nut, washer, PVC protective pipe, thread protective cap, heat-shrink ...
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  • LT ——Inspection standard of key procedure for high- strength heat-treated anchor bolt

    LT ——Inspection standard of key procedure for high- strength heat-treated anchor bolt

    1、HEAT TREATMENT PROCEDURE INSPECTION 1.1 Heat-treatment procedure inspection refers to tests on steel round bars, in the duration of heat treatment production line, which, mechanical properties, hardness, impact absorb energy at low temperature tests are the mainly part. 3.2 Sampling: according...
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  • Grade 12.9 Zinc plated metric fully threaded rod/ half thread rod bolt high duty fastenders

    Grade 12.9 Zinc plated metric fully threaded rod/ half thread rod bolt high duty fastenders

    Place of origin: China Brand Name: LT Certification: ISO9001:2015  ISO14001:2015  OHSAS18001:2007 Model number: M30 ~M72 Thread dimension: Metric, or negotiation Minimum order quantity: 1 Ton Price: Negotiation Package details: PVC tube, protective sleeve, heat-shrink tube, anti-water paper, plas...
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  • Anchor rod All thread, full threaded, half thread

    Anchor rod All thread, full threaded, half thread

                                                                                  STEEL MATERIAL: ASTM A1...
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  • YUANQU Wind Farm resume construction – WTG wind turbine foundation anchor bolt

    YUANQU Wind Farm resume construction – WTG wind turbine foundation anchor bolt

    8th March 2020, this project resume construction, site staffs work in protective hat, masks, suits. Everyone pays attention on self security during COVID-19 epedumic. Anyang Longteng Heat Treatment Material Co.,Ltd is the subcontractor for WTG foundation anchor bolt systerm in 200MW YUANQU wind ...
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  • CIEEMA attend Henan Yulong Group for investigation

    CIEEMA attend Henan Yulong Group for investigation

        From May 11 to 13, 2020, Mr. Han Jixian, the executive vice president of CIEEMA(China Insulation & Energy Efficiency Materials Association), Ms. Wang Liting, the chief engineer of CIEEMA, were invited to Henan Yulong Group for investigation and guidance.  Under the guidance and...
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  • Extra business and services for steel round bar – Anyang Longteng Heat Treatment Material Co.,Ltd

    Extra business and services for steel round bar – Anyang Longteng Heat Treatment Material Co.,Ltd

    Anyang Longteng Heat Treatment Material Co.,Ltd is a leading factory and trader for heat-treated high strength steel round bar and fasteners in Chinese domestic market,providing full thread bar, foundation anchor bolt assembly, rock bolt, tie rod, rag rod assembly with high strength, high perfor...
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  • How the wind turbine foundation anchor bolt assemblies are packed ?

    How the wind turbine foundation anchor bolt assemblies are packed ?

    The WIND TURBINE FOUNDATION ANCHOR BOLT ASSEMBLY is packed and divide into 3 parts: a. bars  Firstly, bolts should be coated by corrosion protection methods, like grease, fabric, zinc coat, painted.  Then bolts need to be covered by high strength PVC tubes in case of any damage during transporta...
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  • Raw Material Purchase Technical Requirements of High Strength Anchor Bolt Products

    Raw Material Purchase Technical Requirements of High Strength Anchor Bolt Products

    1 SCOPE This technical requirements specifies dimensions, shape, weight, tolerances, technical requirements, test methods, inspection regulations, packaging, marking and supplier quality assuance, of the hot-rolled round bars – LT anchor bolt products’ raw materials. This technical re...
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  • Thread Bar – Silver like, Bright Surface Process

    Thread Bar – Silver like, Bright Surface Process

    The purpose of the peeling and polishing process is to remove decarburized layer and surface rolling defect on anchor bars,and to guarantee the steel bars’ out-of- roundness not more than 0.05mm a、peeling: to ensure remove decarburized layer(Total layer’s depth is 0mm) and surface rolling...
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  • AS/NZS 4291.1 eqv  ISO 898-2 eqv GB/T 3098.1

    AS/NZS 4291.1 eqv ISO 898-2 eqv GB/T 3098.1

    Anyang Longteng Heat Treatment Material Co.,Ltd follows GB/T 3098.1 as our bolt standard, test guide lines, and partial technical requirements. The products are widely applied for wind turbine foundation anchor bolt assembly, construction stud bolt, fully thread bars, PT bars, pre-stress bars for...
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  • Price reduction 5%-10%, Wind Turbine Foundation Anchor Bolt Cage  |  Anyang Longteng Heat Treatment Material Co.,Ltd

    Price reduction 5%-10%, Wind Turbine Foundation Anchor Bolt Cage | Anyang Longteng Heat Treatment Material Co.,Ltd

    ANYANG LONGTENG MADE A DECISION TO REDUCE 5 %  PRICE TO WIND THE MARKET! Last year, Anyang longteng took around 30% of the domestic market for wind turbine foundation anchor bolt. For Expanding market abroad, we are establishing new production lines and technical team are developing to improving ...
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  • Our new plant for anchor plate ring start !

    Our new plant for anchor plate ring start !

      Considering quality control and production management, after a long discussion and adjustment, Anyang Longteng team starts their new plant of anchor plate. This plant will bring us to a new stage of obsessing the WTG foundation domestic market.  Most overseas customers are familiar with  ...
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  • 600 Rock Bolt , high performance with low price

    600 Rock Bolt , high performance with low price

        Yield strength  600MPa min Tensile strength 750MPa  min Elongation rate after fracture A%: 19 min Agt % Alongation under max force: 9 min Impact: 90 min                                     An...
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