NEWS

  • 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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  • TQM Audit

    TQM Audit

    On 18th April, Goldwind Group’s Eng. Xiong Yaoqing and Eng. Yong Fei visited our factory for a 3 days’ TQM audit. General Manager Fengbo, Vice general manager Fu Guangqing, together with all staff of quality control department, show a warm welcome and cooperation with audit. Though th...
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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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  • Anchor Bolt Cage  –  Detail explainations  –  Anyang Longteng Heat Treatment Material Co.,Ltd

    Anchor Bolt Cage – Detail explainations – Anyang Longteng Heat Treatment Material Co.,Ltd

                          1. In order to give clients a better understanding of foundation anchor cage, we make a anchor cage model in our factory. Positive responses were received after customer seeing the model by themselves. So we made this a...
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  • REAL CASE SHARING : To use 600MPa rock bolt replace 335MPa

    REAL CASE SHARING : To use 600MPa rock bolt replace 335MPa

    Traditional rebar rock bolts are mostly low yield strenth, for example, 335 MPa which shall lead to more wasting,  bad anti-earthquake performances. Anyang Longteng Heat Treament Material Co.,Ltd and China Coal Research Institute CCRI develop heat-treated rebar to improve rebar’s strength. ...
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  • Go Wuhan, Go China !  Anyang Longteng ‘s Measures

    Go Wuhan, Go China ! Anyang Longteng ‘s Measures

                                Anyang Longteng Group donated 1,000,000 RMB to help defeat corona virus. Till now, China has been under the pressure of coronavirus for over a month. During this time, our people always believe that...
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  • We provide Foundation anchor bolt assemblies fit for GE turbines

    We provide Foundation anchor bolt assemblies fit for GE turbines

                                          Standard: GB/T3098.1   ISO898-1 or costomer’s request                                         Mechanical Properties Grade Dia Tensile Strength Rm/MP...
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  • Different Shank in Bolt

    Different Shank in Bolt

                      Normal Shank  normal Shank diameter = nominal thread diameter Reduced Shank shank diameter ≈ effective pitch diameter Waisted Shank shank diameter Increased Shank shank diameter > thread diameter  
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  • Northwest China turns to more green energy

    Northwest China turns to more green energy

    XI’AN — Five northwestern Chinese provincial-level regions saw double-digit growth in electricity generation from clean energy this year following heavy investment in green energy to improve the energy mix and reduce pollution. During the January-November period, the five regions of S...
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  • Now available thermo diffusion galvanising anchor bolt

    Now available thermo diffusion galvanising anchor bolt

    We Anyang Longteng Heat Treatment Material Co.,Ltd now provide a new corrosion protection method for anchor bolt products. Knowing the reality that a huge number of wind farm designers and contractors ask for thermal diffusion galvanizing as the anchor bolt corrosion protection method. But in the...
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  • Saw cut+Rounding Chamfer-PRODUCE HIGH STRENGTH ANCHOR BOLT (DECRIPTION & VEDIO)

    Saw cut+Rounding Chamfer-PRODUCE HIGH STRENGTH ANCHOR BOLT (DECRIPTION & VEDIO)

    Sawing Cut                                                                                                                                                        Cut top and tail into the length as clients ordered, at the same time, we guarantee to control the length tolerance within 2 mm.   For...
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