*Wind Turbine Foundation Anchor Bolt Cage System
*Rock Bolt Assembly
*Construction Stud Bolt
*Heat Treated Steel Round Bar
*Steel Tie Rod
*High Strength Steel Bar
*Seamless Steel Pipe
Raw Materials QC Test After Stock in
by admin on 21-01-24
After stock in, take samples in propotion. Test items are chemical composition, macrostructure,non-mettalic inclusion,crystal degree,decarburized layer,tensile test,impulse test, ultrasonic test etc. Materials that psss all above test items can be used. chemical compositions by spark Spectromet...
Regular Tests For Anchor Bolt Foundation of Wind Turbine Generator System
by admin on 21-01-14
Anyang Longteng Heat Treatment Material Co.,Ltd is a professional manufacturer for anchor bolt assembly, which meet technical specifications of GOLDWIND, GE, ENVISION, SANY, TIANRUN, MINGYANG, SHANGHAI ELECTRIC. According to A...
Receipt of a Client Appreciation Letter
by admin on 21-01-07
State Power Investment Corporation Limited (SPIC) send a Appreciation Letter to Anyang Longteng Heat Treatment Material Co.,Ltd on 31th, December 2020, showing sincerely thankful to Anyang Longteng Group for their cooperation in Pingyao Wind Farm Project. In March 2020, a serious period of padami...
Steel materials for High strength Fasteners
by admin on 21-01-03
Steel is the most common material for fasteners. For high strength fasteners, it is always important to select steel materials. Below chat is the most common materials for high strength fasteners as a guide. Commodity Property Grade Material Standard fitable specifications Bolt...
Post tension bar products up to 70 diameter
by admin on 20-12-31
Anyang Longteng Heat Treatment Material CO.,Ltd is a professional heat-treating rod factory based in China, providing high strength QT treated bars and bolts. One of the most competitive materials is post-tensioning bar system. P...
ALLOY STEEL, THREADED FULL LENGTH, ASTM A193 B7 STUDS BOLT OEM CHINA SUPPLIER
by admin on 20-12-23
Anyang Longteng Heat Treatment Material Co., Ltd is a leading manufacturer and supplier of heat-treated stud bolts, providing 8.8, 9.8, 10.9, 12.9 property class stud bolts. Threaded full length B7 stud bolts are available here. ASTM A193 B7 studs are alloy steel bolting materials and fast...
polish bright round bar, polished stainless steel round bar for exporting, not stainless
by admin on 20-12-19
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...
NDT INSPECTION ON HIGH STRENGTH STEEL BOLT
by admin on 20-12-10
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, roo...
Factory overlook of a 500 employees QT bolt factory
by admin on 20-12-03
YULONG GROUP(1500 employees) owns several manufacturing subsidiaries: 1. Anyang Longteng Heat Treatment Material Co.,Ltd (producing CE heat-treated bolt) located at Qianhuangfu Village, Yindu District, Anyang, Henan, P.R.C 2. Anyang Longteng Heat Treatment Material Co.,Ltd 2nd new plant(seamless...
Similar and differences between ASTM A193/A193M Gr B7 and B7M
by admin on 20-11-28
Both B7 and B7M are from standard specpfication for alloy-steel and stainless steel bolting for high temperaturer or high pressure service and other special purpose applications. Both B7 and B7M have the same chemical composition, all equal to Chineses GB grade 42CrMoA Mechanical properties for ...
Common heat treatment concept
by admin on 20-11-25
What is Heat-treatment in steel industries? Heat-treatment is the process of heating and colling metals, using specific predetermined methods to obtain desired properties. Common heat-treatment methods: Normalizing: Heating steel or steel parts to an appropriate temperature above the critical poi...
42CrMo VS 42CrMoA differences
by admin on 20-11-21
Both 42CrMo and 42CrMoA are Chinese GB standard high strength alloy steels, 42CrMoA is the main material for threaded bar and bolt Anyang Longteng Heat Treatment Material Co.,Ltd. Please noted, Anyang Longteng’s 42CrMoA is special ordered with our own technical requirements, short for ̶...
New Hex bolt production line facilities are now arriving, CE certified, standard EN14399 EN15048
by admin on 20-11-16
Anyang Longteng Heat Treatment Material Co.,Ltd is a professional high strength bolt manufacturer based in China, providing heat-treated high strength Post tension threaded rod, wind turbine foundation cage, ground anchor bolt, rock bolt, tie rod, seamless pipes. This year, the bo...
Post Tension pre-stressing Bolt system for Bridge structures
by admin on 20-11-11
Diameters: M64 M56 M48 M42 M39 M36, customers’ technical requirements Length: 1~11.8 meters Property Class: 8.8 9.8 10.9 12.9 Accessories: Nut, plain washer, dome/spherical nut, dome/spherical washer, coupler Thread: cut thread, rolled thread Thread length: Acc. to customers’ techn...
Production process- Anchor plate for wind turbine foundation cage system
by admin on 20-10-29
Wind turbine anchor plate for foundation has 2 parts: upper and lower anchor plate (embeded and template ring), which are connected by splice plates and high strength anchor bolts. Splice plate is a kind of rectangle plate which has the same mechanical properties of anchor plate, usually wind tu...
LT Tension Structures – Tension Rods, Widely applied for prestressed parts and large-span steel structure buildings.
by admin on 20-10-26
Anyang Longteng Heat Treatment Material Co., Ltd. (formerly Anyang Longteng Special Steel Manufacturing Co., Ltd.) was established on January 19, 2005, with a registered capital of 147.89 million yuan, covering an area of more than 300 acres, a building area of 100,000 square meters, and employee...
Good News, Anyang Longteng obtain CE certificate !
by admin on 20-10-19
Our products have been tested and on-site audited by CE certification body – Lloyd’s Register. All of our indicators and systems are in compliance with relevant required standards, hence, we obtained the CE certification issed by Lloyd’s Register and sales pass to enter the Euro...
Install process of anchoor bolt cage
by admin on 20-10-15
According to supply list, check the numbers and dimensions of each components. Check whether the anchor plates are deformed, whether the anchor bolts are damaged. Unqualified products should be removed. Lift lower template to a flat area and install lower template with splice plates. ...
M56 Grade 10.9 full threaded bar sulotions
by admin on 20-10-07
Material: ASTM A193 B7, 4140, 42CrMoA STANDARDS: GB/T 3098.1 ISO 898-1 OR AS CUSTOMER’S REQUIREMENTS Mechanical Properties of Class 10.9 Bolt BOLT 10.9 D Nom Diameter at smooth part Pitch Cross Section Yield force Ultimate force mm mm mm ...
Chinese standard V.S. International standards – Anchor bolt products
by admin on 20-09-29
No. Title of standard ISO/EN standard GB/JB standard Correspondence 1 Lubricating Grease for Unbonded Tendons JG/T 430 2 Standard Test Methods for Estimating the Depth of Decarburization of Steel Specimens ASTM E1077 GB/T 224 MOD 3 Hot Rolled Products of Structural Steels EN ...
Yulong Group internal meeting – Exchange, study and expand ideas, learn from each other to promote improvement
by admin on 20-09-22
In the morning of 29th Auguest, Anyang Longteng Heat Treatment Material Co.,Ltd attended internal meeting to Anyang Yulong Group, accompanied by heads of production, marketing, accounting, administration departments. Yulong Group is consist of Anyang Yulong Coke Co.,Ltd, Anyang Longteng Heat Tr...
Anchor Bolt Steel Grades GB standard TECHNICAL REQUIREMENTS 1 Environmental requirements
by admin on 20-09-15
ANCHOR BOLTS TECHNICAL REQUIREMENTS 1 Environmental requirements The anchor bolts for wind turbine foundation have an operating temperature range of -40℃～50℃, and relative humidity ≤ 95%. Outdoor climatic conditions for wind turbine foundation anchor bolrs, include areas with high air humidity, ...
Anchor Plate Ring Packing Factory Standard – Anyang Longteng Heat Treatment Co.,Ltd
by admin on 20-09-07
ANCHOR RING PACKING STANDARD 1. TARGET We establish this factory standard to regularize packing operation for anchor ring products; to ensure products are able to meet the requirements of environmental inspection; To protect products from damaging during transportation. 2. SCOPE This standard sp...
CE certificate under audition EN1090 EN14399 EN15048
by admin on 20-09-03
From 2th – 4th, Anyang Longteng Heat Treatment Material Co.,Ltd is under audition of CE certificate. In order to chase more orders overseas. Our board decided to pass CE certificates as soon as possible. Now auditors from Lloyd’s Register of Shipping are under inspection in our factor...
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