久久精品国产9久久综合,国产又色又爽又黄的视频免费看

              
YG033A drop hammer fabric tearing tester:
              About our product：
              
			  The YG033A drop hammer fabric tearing tester is used to measure the tear resistance of various woven fabrics, and it can also be used to measure the tear resistance of paper, plastic cloth, film, electrical tape, and metal flakes.
              
            Next product
        
Product details
【Scope of application】The YG033A drop hammer fabric tearing tester is used to measure the tear resistance of various woven fabrics, and it can also be used to measure the tear resistance of paper, plastic cloth, film, electrical tape, and metal flakes.
【Related standards】GB/T 3917.1-1997 "Textiles-Fabric tearing performance-Part 1: Determination of tearing strength, impact pendulum method"
ASTM D1424/5734, ISO 1974/9290, etc.
【Test Mode】  Elmendorf (Elmendorf) impact pendulum method

                                  Next

欧美牲交A欧美牲交AⅤ_午夜国产成人久久精品_久久人人爽人人爽人人片AV不_亚洲精品精华液一区

YG033A drop hammer fabric tearing tester:

About our product：

The YG033A drop hammer fabric tearing tester is used to measure the tear resistance of various woven fabrics, and it can also be used to measure the tear resistance of paper, plastic cloth, film, electrical tape, and metal flakes.