특수문사업

설계부터 시공까지 철저한 관리와 시험, 검사를 실시하여 최고의 품질을 제공하고자 항상 노력하고 있습니다.

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방탄문

시설물의 외부 침입자의 총기에 의해 인명 및 시설을 보호하기위한 구조물이며 방탄 과 방화 기능을 동시에 만족합니다.

■ 적용 코드

UL 10B/10C Safety Fire Tests of Door Assemblies
UL 752 Safety Bullet Resisting Equipment
ASTM A 36 Standard Specifiaction for carbon structural steel
KEPIC QAP Nuclear Quality Assurance
ANSI / BHMA A156

■ 방탄 Test

1. Ratings of bullet-resisting materials

   1.1 LEVEL 4 – Protection against high power hunting and sporting rifles, such as the 30-06, and
                 the like, with muzzle energy of 2580-3120 foot-pounds

1.2 LEVEL 5 – Protection against military ball full metal copper jacket ammunition fired from a hunting rifle such as
              the 308 Winchester or a military rifle with muzzle energy of 2519-3048 foot-pounds

2. Ballistics Test

For the following tests, there shall be no penetration of the projectile through the test sample, and there shall also be no spalling of
material on the protected side of the test sample to the extent that fragments embed into or damage the cardboard indicators. There shall
be no opening of sufficient size to permit insertion of the muzzle of a standard weapon designed to use the ammunition used for the test
completely through the sample