TENSILE TEST – PRODUCE HIGH STRENGTH ANCHOR BOLT (DECRIPTION & VEDIO)

Anyang Longteng Heat Treatment Co.,Ltd are professional high duty steel anchor bolt manufacture and exporter. We got the advanced technology to produce anchor bolt, high strength fastener, rock bolt, hold down bolt, threaded rods, anchor cages, etc. 

Below is the main process to produce the anchor bolt, but we will change into proper steps according to clients request.

 

Raw Material TestHeat TreatmentPealingPolishingUT TestSaw CuttingChamfer
PolishingScrew ThreadTensile TestMarkingQC TestAnti-corrosion Test Stock

 

Tensile Test:                                                                                                                                                     

According to the requirement of  “Tensile notice”, workers should choose proper motion/force, to tense and stretch 100% piece by piece. Then write “tense/stretch record”, “unqualified product disposal record” and “production procedure card” carefully.

Tensile procedure specifications:

SIZES GRADE 8.8 GRADE 10.9 DEFORMATION
TARGET FORCE
KN
LIMIT FORCE
KN
TARGET FORCE
KN
LIMIT FORCE
KN
M36*4 378 398 538 558 0.02mm/M
M42*4.5 513 530 737 757 0.02mm/M
M48*5 679 699 967 987 0.02mm/M
M56*5.5 937 957 1336 1356 0.02mm/M

Note:If anchor bolt or hold down bolt sizes are not in above list, should follow requirement of “Tensile Notice”.

 

Measuring Equipment: 

  • Hydraulic servo tensioning test bench

  • electronic digital display caliper

Hydraulic Tension Testing Machines

图片5

 

 


Post time: Aug-31-2021