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Performance testing standards for explosion-proof tools

Release time:

Jan 24,2022

In the concentration of (21.0±2.0)% hydrogen, the gas will not be detonated after 20 times of falling hammer test, or in the concentration of (21.0±2.0)% hydrogen, the gas will not be detonated after 5 times of rotating friction test within 1 second.

1. beryllium bronze tool performance test standard

, in the concentration of (21.0±2.0)% hydrogen, after 20 times of drop hammer test does not detonate gas, or in (21.0±2.0)% hydrogen, 5 times of rotary friction test within 1 second does not detonate gas.

2, standard code GBEx ⅡC (no substitute product).

3, hardness HRC30-40,(according to different tools, different hardness requirements).

4, tensile strength δb105-120kgf/mm2.

Beryllium Bronze Tool has anti-magnetic properties.

工具性能检测标准

2. aluminum bronze tool performance test standard

1, in the concentration of (7.8±0.5)% ethylene, after 20 times of falling hammer test does not detonate gas, or in (7.8±0.5)% ethylene, 5 times of rotating friction test within 1 second does not detonate gas.

2, standard code GBEx ⅡB.

3, hardness HRC20-30,(according to different tools, different hardness requirements).

4, tensile strength δb75-85kgf/mm2.

Focus on hot spots

President of China Foundry Association came to the company to investigate the renovation project of explosion-proof tools.

On January 9, 2022, Zhang Libo, President of China Foundry Association, Fan Qi, Vice President, and his party came to our company to investigate and guide the upgrading and transformation project of the sixth generation of explosion-proof tools. Mr. Yang Qinglai, Chairman of the Group Company, accompanied the explanation. During the investigation, President Zhang Libo highly praised Zhongbo Group's outstanding contribution to China's explosion-proof tools, affirmed the development of Zhongbo Group, and gave hope for the future of Zhongbo Group.

Hebei Botou Invited by Customers to Visit Customers in Shijiazhuang

Zhongbo Group was founded in 1983 and has been developing for 38th anniversary. It was successfully listed in 2015. From the beginning of the national customers, our products have now gone to the world. Thank you for having you---

Hebei Botou to build explosion-proof tools industry base

In recent years, Botou City, Hebei Province has vigorously built an industrial base for explosion-proof tools, introduced intelligent production equipment to improve the explosion-proof performance of products, and promoted the leading manufacturers of explosion-proof tools to move towards an intelligent, high-end, and international development route to help regional economic development. In 2020, Botou explosion-proof tool manufacturers will achieve an output value of 0.28 billion yuan, covering the whole country and exported to more than 100 countries and regions.

Company research and development of new products explosion-proof seamless container with successful listing!

The company's technology research and development center, held a new project acceptance work meeting, research and development of new products explosion-proof seamless containers through acceptance, officially listed. Explosion-proof containers are widely used in flammable and explosive places with the explosion-proof characteristics of no spark and no detonation. The material for making explosion-proof containers is explosion-proof copper alloy. The original production process is to cut the plate into the corresponding shape and weld it. Such as explosion-proof bucket, fire bucket, etc. However, these process products have many problems and disadvantages: such as irregular appearance. Cutting, forming, crimping, welding, all hand-made, can not guarantee the appearance of normative, consistency. Second, the strictness is bad. Handmade

Hebei Botou Safety Tools (Groups) Co., Ltd. invites merchants to participate in the exhibition

Thank you for your support and trust to Zhongbo Group. Our company is scheduled to participate in the 68th Autumn National Hardware Fair in 2019 from September 20, 2019 to September 22, 2019 at Shandong Linyi International Convention and Exhibition Center. Booth number: A188. From September 26, 2019 to September 28, 2019, he participated in the 12th China (Dongying) International Petroleum and Petrochemical Equipment and Technology Exhibition at the Yellow River International Convention and Exhibition Center in Dongying, Shandong. Booth number: T103. I hope that through this opportunity to discuss and communicate with your company, so that we can have more in-depth cooperation. You are cordially invited to attend.