The average rebound values on steel anvil: 80±2. Consistent withGB/T9138-1988 standards and JJG817-93 statutes and JGJ/T23-2001 technical regulations. Use of super-hard aluminum shell to avoid on-site work injury apparatus, to extend the service life;.
eBay
1.2-2M Telescopic Wall Check Hammer Walls Floors Ceilings Tiles Test Telescopic Thickening Checker Hammer Inspection Tool 2023
Aliexpress UK
The product complies with GB/T9138-1988 standard and JJG817-93 regulations and JGJ/T23-2011 technical regulations., the strength of the bridge. Average rebound value on steel anvil Rm: 80±2. Sphere radius of rebound pole SR: 25mm±1mm.
eBay
Telescopic Wall Check Hammer Walls Floors Ceilings Tiles test Telescopic Thickening Checker Hammer Inspection Tool
Aliexpress UK
The internal excellent spring has good resilience and is durable, better protect the product. 2 x Screwdriver. Nominal Energy: 2.207J. Friction Force of Pointer: 0.5-0.8N. Stiffness of Impact Spring: 7.85N/m.
eBay
115/130/108CM Telescopic Wall Check Hammer Walls Floors Ceilings Tiles Test Telescopic Thickening Checker Hammer Inspection Tool
Aliexpress UK
By using the conversion chart on the back of the device, the rebound value can be converted to the compressive strength of the concrete. Maximum concrete thickness. We will be Happy to help! Images are only for Illustrative purpose.
eBay
Steel drill rate set rebound value: ≤80±2. Super-hard aluminum shell to avoid on-site work injury apparatus, to extend the service life. Imported materials center guide rod, high precision. Stretching length of the spring: 75±0.3mm.
eBay
By using the conversion chart on the back of the device, the rebound value can be converted to the compressive strength of the concrete. Maximum concrete thickness. Impact energy. We will be Happy to help!
eBay
The average rebound values on steel anvil: 80±2. Consistent withGB/T9138-1988 standards and JJG817-93 statutes and JGJ/T23-2001 technical regulations. Use of super-hard aluminum shell to avoid on-site work injury apparatus, to extend the service life;.
eBay
The internal excellent spring has good resilience and is durable, better protect the product. 2 x Screwdriver. Nominal Energy: 2.207J. Friction Force of Pointer: 0.5-0.8N. Stiffness of Impact Spring: 7.85N/m.
eBay